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US4424971A Expired / Lapsed US ⏱️ 0.0 years remaining

Cube puzzle

Assignee: Individual
•
Filing: 1982-04-07
•
Granted: 1984-01-10
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Expires: 2002-04-07
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Abstract

Abstract A manipulative cube puzzle having at least one horizontal tier of cubes in which the cubes may be slid, rotated or tumbled at the option of the player, the cubes being marked on at least part of the faces with various colors, letters, numbers, designs or symbols in order to permit the player to arrange the cubes in combinations of varying complexity.

Inventors

  • 👤 William H. Clark

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 00:24
CPC Classifications
A; A63; A63F; A63F9/00; A63F9/06; A63F9/08; A63F9/0826; A63F9/083

Claims Analysis

Total Claims: 46
Claim 1
Independent Claim 184 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form and having a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes in at least one tier, the number of cubes being at least one less than the housing capacity of said rectangular interior, said box structure having at least one hollow arched alcove extending outward from at least one side of said rectangular interior, each of said alcoves being in internal register with and spanning the space occupyable by two of said cubes abutting in face-to-face relationship contiguous with an edge of said rectangular interior, each of said alcoves having an interior width slightly greater than the width of a cube, and with the internal radius of curvature of the arched end on each of said alcoves being slightly greater than the diagonal dimension of a face on one of said cubes, each of said alcoves forming a tumble chamber for tumbling a selected cube from one face to an adjacent face thereon at the option and control of said player.
Claim 2
Dependent Claim 184 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form and having a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes in at least one tier, the number of cubes being at least one less than the housing capacity of said rectangular interior, said box structure having at least one hollow arched alcove extending outward from at least one side of said rectangular interior, each of said alcoves being in internal register with and spanning the space occupyable by two of said cubes abutting in face-to-face relationship contiguous with an edge of said rectangular interior, each of said alcoves having an interior width slightly greater than the width of a cube, and with the internal radius of curvature of the arched end on each of said alcoves being slightly greater than the diagonal dimension of a face on one of said cubes, each of said alcoves forming a tumble chamber for tumbling a selected cube from one face to an adjacent face thereon at the option and control of said player.
Claim 3
Dependent Claim 37 words
A cube puzzle in accordance with claim 1 in which each of said alcoves is in register with the space occupyable by two of said cubes nearest a corner in the rectangular interior of said box structure.
Claim 4
Dependent Claim 28 words
A cube puzzle in accordance with claim 1 in which said box structure contains a plurality of apertures in register with at least a portion of said cubes.
Claim 5
Dependent Claim 196 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form having four vertical sides, a top horizontal side and a bottom horizontal side forming a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes stacked in at least two tiers, the number of cubes being at least one less than the housing capacity of said rectangular interior, said box structure having at least two hollow arched alcoves extending from at least one side of said rectangular interior, each of said alcoves being in internal register with and spanning the space occupyable by two of said cubes abutting in face-to-face relationship contiguous with an edge of said rectangular interior, each of said alcoves having an interior width slightly greater than the width of a cube, and with an internal radius of curvature of the arched end on each of said alcoves being slightly greater than the diagonal dimension of a face on one of said cubes, each of said alcoves forming a tumble chamber for tumbling a selected cube from one face to an adjacent face thereon at the option and control of said player.
Claim 6
Dependent Claim 196 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form having four vertical sides, a top horizontal side and a bottom horizontal side forming a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes stacked in at least two tiers, the number of cubes being at least one less than the housing capacity of said rectangular interior, said box structure having at least two hollow arched alcoves extending from at least one side of said rectangular interior, each of said alcoves being in internal register with and spanning the space occupyable by two of said cubes abutting in face-to-face relationship contiguous with an edge of said rectangular interior, each of said alcoves having an interior width slightly greater than the width of a cube, and with an internal radius of curvature of the arched end on each of said alcoves being slightly greater than the diagonal dimension of a face on one of said cubes, each of said alcoves forming a tumble chamber for tumbling a selected cube from one face to an adjacent face thereon at the option and control of said player.
Claim 7
Dependent Claim 45 words
A cube puzzle in accordance with claim 4 in which at least one of said alcoves extends from one of the vertical sides of said box structure, and at least one of said alcoves extends from one of the horizontal sides of said box structure.
Claim 8
Dependent Claim 28 words
A cube puzzle in accordance with claim 5 in which said box structure contains a plurality of apertures in register with at least a portion of said cubes.
Claim 9
Dependent Claim 37 words
A cube puzzle in accordance with claim 4 in which each of said alcoves is in register with the space occupyable by two of said cubes nearest a corner in the rectangular interior of said box structure.
Claim 10
Dependent Claim 28 words
A cube puzzle in accordance with claim 7 in which said box structure contains a plurality of apertures in register with at least a portion of said cubes.
Claim 11
Dependent Claim 60 words
A cube puzzle in accordance with claim 4 in which each of said alcoves extending from a vertical side of said box structure and each of said alcoves extending from a horizontal side of said box structure are in register with a space occupyable by two of said cubes nearest a corner in the rectangular interior of said box structure.
Claim 12
Dependent Claim 28 words
A cube puzzle in accordance with claim 9 in which said box structure contains a plurality of apertures in register with at least a portion of said cubes.
Claim 13
Dependent Claim 28 words
A cube puzzle in accordance with claim 4 in which said box structure contains a plurality of apertures in register with at least a portion of said cubes.
Claim 14
Dependent Claim 223 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form and having a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes in at least one tier, the number of cubes being at least one less than the housing capacity of said rectangular interior, said box structure having at least one hollow arched alcove extending outward from at least one side of said rectangular interior, each of said alcoves being in internal register with and spanning the space occupyable by two of said cubes abutting in face-to-face relationship contiguous with an edge of said rectangular interior, each of said alcoves having an interior width slightly greater than the width of a cube, and with the internal radius of curvature of said arched end on each of said alcoves being slightly greater than the diagonal dimension of a face on one of said cubes, each of said alcoves forming a tumble chamber for tumbling a selected cube; and, tripping means adapted for retractably thrusting into said box structure to provide an obstruction near the edge of said selected cube about which edge said cube is being tumbled, said tumbling cube tripping over said obstruction and rotating from one face to an adjacent face thereon at the option and control of said player.
Claim 15
Dependent Claim 223 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form and having a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes in at least one tier, the number of cubes being at least one less than the housing capacity of said rectangular interior, said box structure having at least one hollow arched alcove extending outward from at least one side of said rectangular interior, each of said alcoves being in internal register with and spanning the space occupyable by two of said cubes abutting in face-to-face relationship contiguous with an edge of said rectangular interior, each of said alcoves having an interior width slightly greater than the width of a cube, and with the internal radius of curvature of said arched end on each of said alcoves being slightly greater than the diagonal dimension of a face on one of said cubes, each of said alcoves forming a tumble chamber for tumbling a selected cube; and, tripping means adapted for retractably thrusting into said box structure to provide an obstruction near the edge of said selected cube about which edge said cube is being tumbled, said tumbling cube tripping over said obstruction and rotating from one face to an adjacent face thereon at the option and control of said player.
Claim 16
Dependent Claim 37 words
A cube puzzle in accordance with claim 12 in which each of said alcoves is in register with the space occupyable by two of said cubes nearest a corner in the rectangular interior of said box structure.
Claim 17
Dependent Claim 28 words
A cube puzzle in accordance with claim 12 in which said box structure contains a plurality of apertures in register with at least a portion of said cubes.
Claim 18
Dependent Claim 235 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form having four vertical sides, a top horizontal side and a bottom horizontal side forming a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes stacked in at least two tiers, the number of cubes being at least one less than the housing capacity of said rectangular interior, said box structure having at least two hollow arched alcoves extending from at least one side of said rectangular interior, each of said alcoves being in internal register with and spanning the space occupyable by two of said cubes abutting in face-to-face relationship contiguous with an edge of said rectangular interior, each of said alcoves having an interior width slightly greater than the width of a cube, and with an internal radius of curvature of the arched end on each of said alcoves being slightly greater than the diagonal dimension of a face on one of said cubes, each of said alcoves forming a tumble chamber for tumbling a selected cube; and, tripping means adapted for retractably thrusting into said box structure to provide an obstruction near the edge of said selected cube about which edge said cube is being tumbled, said tumbling cube tripping over said obstruction and rotating from one face to an adjacent face thereon at the option and control of said player.
Claim 19
Dependent Claim 235 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form having four vertical sides, a top horizontal side and a bottom horizontal side forming a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes stacked in at least two tiers, the number of cubes being at least one less than the housing capacity of said rectangular interior, said box structure having at least two hollow arched alcoves extending from at least one side of said rectangular interior, each of said alcoves being in internal register with and spanning the space occupyable by two of said cubes abutting in face-to-face relationship contiguous with an edge of said rectangular interior, each of said alcoves having an interior width slightly greater than the width of a cube, and with an internal radius of curvature of the arched end on each of said alcoves being slightly greater than the diagonal dimension of a face on one of said cubes, each of said alcoves forming a tumble chamber for tumbling a selected cube; and, tripping means adapted for retractably thrusting into said box structure to provide an obstruction near the edge of said selected cube about which edge said cube is being tumbled, said tumbling cube tripping over said obstruction and rotating from one face to an adjacent face thereon at the option and control of said player.
Claim 20
Dependent Claim 45 words
A cube puzzle in accordance with claim 15 in which at least one of said alcoves extends from one of the vertical sides of said box structure, and at least one of said alcoves extends from one of the horizontal sides of said box structure.
Claim 21
Dependent Claim 28 words
A cube puzzle in accordance with claim 16 in which said box structure contains a plurality of apertures in register with at least a portion of said cubes.
Claim 22
Dependent Claim 37 words
A cube puzzle in accordance with claim 15 in which each of said alcoves is in register with the space occupyable by two of said cubes nearest a corner in the rectangular interior of said box structure.
Claim 23
Dependent Claim 28 words
A cube puzzle in accordance with claim 18 in which said box structure contains a plurality of apertures in register with at least a portion of said cubes.
Claim 24
Dependent Claim 60 words
A cube puzzle in accordance with claim 15 in which each of said alcoves extending from a vertical side of said box structure and each of said alcoves extending from a horizontal side of said box structure are in register with a space occupyable by two of said cubes nearest a corner in the rectangular interior of said box structure.
Claim 25
Dependent Claim 28 words
A cube puzzle in accordance with claim 20 in which said box structure contains a plurality of apertures in register with at least a portion of said cubes.
Claim 26
Dependent Claim 28 words
A cube puzzle in accordance with claim 15 in which said box structure contains a plurality of apertures in register with at least a portion of said cubes.
Claim 27
Dependent Claim 182 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form having four vertical sides, a top horizontal side and a bottom horizontal side forming a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes in a single horizontal tier, the number of said cubes being to the maximum of the housing capacity of the rectangular interior portion of said box structure, said box structure having a horizontally and vertically extending rectangular alcove, one end of which is in horizontal and vertical register with a corner cube in the interior portion of said box structure, and with the internal horizontal and vertical dimensions of said alcove being slightly greater than the diagonal dimension of a face on one of said cubes, and with the internal length of said alcove being at least slightly greater than the length of two cubes in face-to-face abutting relationship, said alcove forming a tumble chamber for tumbling said corner cube from one face to an adjacent face thereon at the option and control of said player.
Claim 28
Dependent Claim 182 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form having four vertical sides, a top horizontal side and a bottom horizontal side forming a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes in a single horizontal tier, the number of said cubes being to the maximum of the housing capacity of the rectangular interior portion of said box structure, said box structure having a horizontally and vertically extending rectangular alcove, one end of which is in horizontal and vertical register with a corner cube in the interior portion of said box structure, and with the internal horizontal and vertical dimensions of said alcove being slightly greater than the diagonal dimension of a face on one of said cubes, and with the internal length of said alcove being at least slightly greater than the length of two cubes in face-to-face abutting relationship, said alcove forming a tumble chamber for tumbling said corner cube from one face to an adjacent face thereon at the option and control of said player.
Claim 29
Dependent Claim 28 words
A cube puzzle in accordance with claim 23 in which said box structure contains a plurality of apertures in register with at least a portion of said cubes.
Claim 30
Dependent Claim 188 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form having four vertical sides, a top horizontal side and a bottom horizontal side forming a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes in at least two horizontal tiers, the number of said cubes being to the maximum of the housing capacity of the rectangular interior of said box structure, said box structure having a horizontally and vertically extending rectangular alcove, one end of which is in horizontal and vertical register with a corner cube in the top tier of cubes in the rectangular interior of said box structure, and with the internal horizontal and vertical dimensions of said alcove being slightly greater than the diagonal dimension of a face on one of said cubes, and with the internal length of said alcove being at least slightly greater than the length of two cubes in face-to-face abutting relationship, said alcove forming a tumble chamber for tumbling said corner cube from one face to an adjacent face thereon at the option and control of said player.
Claim 31
Dependent Claim 188 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form having four vertical sides, a top horizontal side and a bottom horizontal side forming a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes in at least two horizontal tiers, the number of said cubes being to the maximum of the housing capacity of the rectangular interior of said box structure, said box structure having a horizontally and vertically extending rectangular alcove, one end of which is in horizontal and vertical register with a corner cube in the top tier of cubes in the rectangular interior of said box structure, and with the internal horizontal and vertical dimensions of said alcove being slightly greater than the diagonal dimension of a face on one of said cubes, and with the internal length of said alcove being at least slightly greater than the length of two cubes in face-to-face abutting relationship, said alcove forming a tumble chamber for tumbling said corner cube from one face to an adjacent face thereon at the option and control of said player.
Claim 32
Dependent Claim 28 words
A cube puzzle in accordance with claim 25 in which said box structure contains a plurality of apertures in register with at least a portion of said cubes.
Claim 33
Dependent Claim 221 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form having four vertical sides, a top horizontal side and a bottom horizontal side forming a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes in a single horizontal tier, the number of said cubes being to the maximum of the housing capacity of the rectangular interior of said box structure, said box structure having a horizontally and vertically extending rectangular alcove, one end of which is in horizontal and vertical register with a corner cube in the rectangular interior of said box structure, and with the internal horizontal and vertical dimensions of said alcove being slightly greater than the diagonal dimension of a face on one of said cubes, and with an internal length of said alcove being at least slightly greater than the length of two cubes in face-to-face abutting relationship, said alcove forming a tumble chamber for tumbling said corner cube; and, tripping means adapted for retractably thrusting into said box structure to provide an obstruction near the edge of said selected corner cube about which edge said cube is being tumbled, said tumbling cube tripping over said obstruction and rotating from one face to an adjacent face thereon at the option and control of said player.
Claim 34
Dependent Claim 221 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form having four vertical sides, a top horizontal side and a bottom horizontal side forming a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes in a single horizontal tier, the number of said cubes being to the maximum of the housing capacity of the rectangular interior of said box structure, said box structure having a horizontally and vertically extending rectangular alcove, one end of which is in horizontal and vertical register with a corner cube in the rectangular interior of said box structure, and with the internal horizontal and vertical dimensions of said alcove being slightly greater than the diagonal dimension of a face on one of said cubes, and with an internal length of said alcove being at least slightly greater than the length of two cubes in face-to-face abutting relationship, said alcove forming a tumble chamber for tumbling said corner cube; and, tripping means adapted for retractably thrusting into said box structure to provide an obstruction near the edge of said selected corner cube about which edge said cube is being tumbled, said tumbling cube tripping over said obstruction and rotating from one face to an adjacent face thereon at the option and control of said player.
Claim 35
Dependent Claim 28 words
A cube puzzle in accordance with claim 27 in which said box structure contains a plurality of apertures in register with at least a portion of said cubes.
Claim 36
Dependent Claim 225 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form having four vertical sides, a top horizontal side and a bottom horizontal side forming a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes in at least two horizontal tiers, the number of said cubes being to the maximum of the housing capacity of the rectangular interior of said box structure, said box structure having a horizontally and vertically extending rectangular alcove, one end of which is in horizontal and vertical register with a corner cube in the top tier of cubes in the rectangular interior of said box structure, and with the internal horizontal and vertical dimensions of said alcove being slightly greater than the diagonal dimension of a face on one of said cubes, and with the internal length of said alcove being at least slightly greater than the length of two cubes in face-to-face abutting relationship, said alcove forming a tumble chamber for tumbling said corner cube; and, tripping means for retractably thrusting into said alcove to provide an obstruction near the edge of said tumbling cube about which edge said cube is being tumbled, said tumbling cube tripping over said obstruction and rotating from one face to an adjacent face thereon at the option and control of said player.
Claim 37
Dependent Claim 225 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form having four vertical sides, a top horizontal side and a bottom horizontal side forming a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes in at least two horizontal tiers, the number of said cubes being to the maximum of the housing capacity of the rectangular interior of said box structure, said box structure having a horizontally and vertically extending rectangular alcove, one end of which is in horizontal and vertical register with a corner cube in the top tier of cubes in the rectangular interior of said box structure, and with the internal horizontal and vertical dimensions of said alcove being slightly greater than the diagonal dimension of a face on one of said cubes, and with the internal length of said alcove being at least slightly greater than the length of two cubes in face-to-face abutting relationship, said alcove forming a tumble chamber for tumbling said corner cube; and, tripping means for retractably thrusting into said alcove to provide an obstruction near the edge of said tumbling cube about which edge said cube is being tumbled, said tumbling cube tripping over said obstruction and rotating from one face to an adjacent face thereon at the option and control of said player.
Claim 38
Dependent Claim 28 words
A cube puzzle in accordance with claim 29 in which said box structure contains a plurality of apertures in register with at least a portion of said cubes.
Claim 39
Dependent Claim 219 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form having four vertical sides, a top horizontal side and a bottom horizontal side forming a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes in at least one horizontal tier, the number of cubes being at least one less than the housing capacity of said rectangular interior, said box structure having a first hollow arched alcove extending upward from the top side of said rectangular interior and a second hollow arched alcove extending downward from the bottom side of said rectangular interior and at right angle to said first alcove, each of said alcoves being in internal register with and spanning the space occupyable by two of said cubes abutting in face-to-face relationship contiguous with an edge of said rectangular interior, each of said alcoves having an interior width slightly greater than the width of a cube, and with the internal radius of curvature of the arched end on each of said alcoves being slightly greater than the diagonal dimension of a face on one of said cubes, each of said alcoves forming a tumble chamber for tumbling a selected cube from one face to an adjacent face thereon at the option and control of said player.
Claim 40
Dependent Claim 219 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form having four vertical sides, a top horizontal side and a bottom horizontal side forming a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes in at least one horizontal tier, the number of cubes being at least one less than the housing capacity of said rectangular interior, said box structure having a first hollow arched alcove extending upward from the top side of said rectangular interior and a second hollow arched alcove extending downward from the bottom side of said rectangular interior and at right angle to said first alcove, each of said alcoves being in internal register with and spanning the space occupyable by two of said cubes abutting in face-to-face relationship contiguous with an edge of said rectangular interior, each of said alcoves having an interior width slightly greater than the width of a cube, and with the internal radius of curvature of the arched end on each of said alcoves being slightly greater than the diagonal dimension of a face on one of said cubes, each of said alcoves forming a tumble chamber for tumbling a selected cube from one face to an adjacent face thereon at the option and control of said player.
Claim 41
Dependent Claim 37 words
A cube puzzle in accordance with claim 31 and further having tripping means for retractably thrusting into said box structure to provide an obstruction near the edge of said tumbling cube to assist in tumbling said cube.
Claim 42
Dependent Claim 152 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form having four vertical sides, an upward extending arcuate top side spanning the four vertical sides and a downward extending arcuate bottom side spanning the four vertical sides and at right angle to said arcuate top side, said box structure having a cubical interior portion housing in slidable relationship 7 uniformly sized cubes in two horizontal tiers with the cubical interior portion of said box structure having a capacity to slidably house 8 of said cubes, said arcuate top and bottom sides each being in register with a full tier of cubes, and with the internal radius of curvature being slightly greater than the diagonal dimension of a face on one of said cubes, said arcuate sides each forming a tumble chamber for tumbling one of said cubes at the option and control of said player.
Claim 43
Dependent Claim 152 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form having four vertical sides, an upward extending arcuate top side spanning the four vertical sides and a downward extending arcuate bottom side spanning the four vertical sides and at right angle to said arcuate top side, said box structure having a cubical interior portion housing in slidable relationship 7 uniformly sized cubes in two horizontal tiers with the cubical interior portion of said box structure having a capacity to slidably house 8 of said cubes, said arcuate top and bottom sides each being in register with a full tier of cubes, and with the internal radius of curvature being slightly greater than the diagonal dimension of a face on one of said cubes, said arcuate sides each forming a tumble chamber for tumbling one of said cubes at the option and control of said player.
Claim 44
Dependent Claim 37 words
A cube puzzle in accordance with claim 33 and further having tripping means for retractably thrusting into said box structure to provide an obstruction near the edge of said tumbling cube to assist in tumbling said cube.
Claim 45
Dependent Claim 216 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form having four vertical sides including a front side, a top horizontal side and a bottom horizontal side forming a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes in at least one horizontal tier, the number of cubes being at least one less than the housing capacity of said rectangular interior, a portion of said box structure immediately adjacent to the upper portion of said front side and the adjacent portion of said top side being open, said box structure having a first arched band joined to and horizontally extending from the open portion of said box structure, and a second arched band vertically extending from the open portion of said box structure, said arched bands being positioned to leave an opening between said bands in communication with the rectangular interior of said box structure, each of said arched bands having an internal radius of curvature slightly greater than the diagonal dimension of a face on one of said cubes and forming a tumble chamber in which a selected cube may be rotated from one face to an adjacent face thereon by said player manipulating said selected cube through the opening between said bands.
Claim 46
Dependent Claim 216 words
A cube puzzle manipulative by a player, said cube puzzle comprising: a box structure of parallelepipedon form having four vertical sides including a front side, a top horizontal side and a bottom horizontal side forming a hollow rectangular interior housing in slidable relationship a predetermined number of uniformly sized cubes in at least one horizontal tier, the number of cubes being at least one less than the housing capacity of said rectangular interior, a portion of said box structure immediately adjacent to the upper portion of said front side and the adjacent portion of said top side being open, said box structure having a first arched band joined to and horizontally extending from the open portion of said box structure, and a second arched band vertically extending from the open portion of said box structure, said arched bands being positioned to leave an opening between said bands in communication with the rectangular interior of said box structure, each of said arched bands having an internal radius of curvature slightly greater than the diagonal dimension of a face on one of said cubes and forming a tumble chamber in which a selected cube may be rotated from one face to an adjacent face thereon by said player manipulating said selected cube through the opening between said bands.

References Cited (Backward Citations)

US416344A Cited
US1251400A Cited
US1518889A Cited
US3845959A Cited
US4036503A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1987-01-09 1987-07-11 1988-01-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1991-01-09 1991-07-11 1992-01-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1995-01-09 1995-07-11 1996-01-10 $7700.00 Window Closed / Lapsed

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