US4499672A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shoes sole for ventilation and shock absorption
Assignee: Individual
•
Filing: 1982-12-20
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Granted: 1985-02-19
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Expires: 2002-12-20
Abstract
Abstract A shoe sole having ventilating openings between the atmosphere and the interior of the shoe. The air flows through sealable openings in the heel and enters the interior of the shoe through further openings in the foot engaging portions of the sole. The openings in the heel are sealable by keys which close the openings upon application of pressure by the heel of the user when walking.
Inventors
- 👤 Sang Do Kim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:57
CPC Classifications
A; A43; A43B; A43B7/00; A43B7/06
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
143 words
A shoe sole comprising: an outersole having an upper surface and lower surface forming a forward portion and a heel portion and having at least one ventilating hole extending between said upper and lower surface in said heel portion and at least one waterproof key having portions projecting from said upper and lower surface between said heel and forward portions; and a heel coupled to the lower surface of said heel portion of said outersole having a channel extending through said heel which communicates with said at least one ventilating hole, said channel having at least one portion which opens external to said heel and being positioned such that one portion of said at least one waterproof key projects into said at least one portion to close said channel from opening external to said heel in response to weight on said heel portion.
Claim 2
Dependent Claim
143 words
A shoe sole comprising: an outersole having an upper surface and lower surface forming a forward portion and a heel portion and having at least one ventilating hole extending between said upper and lower surface in said heel portion and at least one waterproof key having portions projecting from said upper and lower surface between said heel and forward portions; and a heel coupled to the lower surface of said heel portion of said outersole having a channel extending through said heel which communicates with said at least one ventilating hole, said channel having at least one portion which opens external to said heel and being positioned such that one portion of said at least one waterproof key projects into said at least one portion to close said channel from opening external to said heel in response to weight on said heel portion.
Claim 3
Dependent Claim
320 words
A shoe sole comprising: an outersole having an upper surface and lower surface forming a forward portion and a heel portion and having ventilating holes extending between said upper and lower surface in said heel portion and at least one waterproof key having portions projecting from said upper and lower surface between said heel and forward portions, said heel portion and forward portions being surrounded by an upstanding edge on said upper surface; a heel attached to the lower surface of said heel portion of said outersole and having a channel extending through said heel which communicates with said plurality of ventilating holes, said channel having at least one portion which opens external to said heel and being positioned such that one portion of said at least one waterproof key projects into said at least one portion to close said channel from opening external to said heel in response to weight on said heel portion; an innersole having an upper surface and a lower surface forming a heel portion and a forward portion of the same shape as the shape of said outersole, said heel portion and forward portion of said innersole being surrounded by an upstanding edge on said lower surface of said innersole, said heel portion and forward portion having a plurality of openings between said upper and lower surface of said innersole, said forward portion having a plurality of projections extending from the lower surface of said innersole, and said upstanding edge of said innersole being coupled to said upstanding edge of said outersole so that the shapes of the inner and outersole are in substantial alignment; and a half top having an upper surface and a lower surface with supporting bridges projecting from said lower surface of said half top, said half top being coupled to the upper surface of said innersole and having openings extending between the upper and lower surfaces of said half top.
Claim 4
Dependent Claim
320 words
A shoe sole comprising: an outersole having an upper surface and lower surface forming a forward portion and a heel portion and having ventilating holes extending between said upper and lower surface in said heel portion and at least one waterproof key having portions projecting from said upper and lower surface between said heel and forward portions, said heel portion and forward portions being surrounded by an upstanding edge on said upper surface; a heel attached to the lower surface of said heel portion of said outersole and having a channel extending through said heel which communicates with said plurality of ventilating holes, said channel having at least one portion which opens external to said heel and being positioned such that one portion of said at least one waterproof key projects into said at least one portion to close said channel from opening external to said heel in response to weight on said heel portion; an innersole having an upper surface and a lower surface forming a heel portion and a forward portion of the same shape as the shape of said outersole, said heel portion and forward portion of said innersole being surrounded by an upstanding edge on said lower surface of said innersole, said heel portion and forward portion having a plurality of openings between said upper and lower surface of said innersole, said forward portion having a plurality of projections extending from the lower surface of said innersole, and said upstanding edge of said innersole being coupled to said upstanding edge of said outersole so that the shapes of the inner and outersole are in substantial alignment; and a half top having an upper surface and a lower surface with supporting bridges projecting from said lower surface of said half top, said half top being coupled to the upper surface of said innersole and having openings extending between the upper and lower surfaces of said half top.
Claim 5
Dependent Claim
49 words
The shoe sole of claim 2 wherein said projections extending from the lower surface of said innersole are of the same height as the upstanding edge on said lower surface of said innersole, and said projections include openings extending therethrough between the upper and lower surfaces of said innersole.
Claim 6
Dependent Claim
193 words
An integral heel and shoe sole comprising: an integral outersole having a heel portion and a forward portion integrally coupled to said heel portion to form an upper surface and lower surface of said outersole, said outersole having a heel integrally extending from said lower surface; an upstanding edge surrounding said heel portion and forward portion along the upper surface of said outersole; at least one opening extending through said upstanding edge around said heel portion; and an innersole having an upper surface and a lower surface forming a heel portion and a forward portion of the same shape as said outersole, said lower surface of said innersole having an upstanding edge surrounding said heel portion and forward portion of said innersole, said heel portion and forward portion of said innersole having a plurality of openings between said upper and lower surfaces of said innersole, said forward portion of said innersole having a plurality of projections extending from the lower surface of said innersole, and said upstanding edge of said innersole being coupled to said upstanding edge of said outersole so that the shapes of the inner and outersole are in substantial alignment.
Claim 7
Dependent Claim
193 words
An integral heel and shoe sole comprising: an integral outersole having a heel portion and a forward portion integrally coupled to said heel portion to form an upper surface and lower surface of said outersole, said outersole having a heel integrally extending from said lower surface; an upstanding edge surrounding said heel portion and forward portion along the upper surface of said outersole; at least one opening extending through said upstanding edge around said heel portion; and an innersole having an upper surface and a lower surface forming a heel portion and a forward portion of the same shape as said outersole, said lower surface of said innersole having an upstanding edge surrounding said heel portion and forward portion of said innersole, said heel portion and forward portion of said innersole having a plurality of openings between said upper and lower surfaces of said innersole, said forward portion of said innersole having a plurality of projections extending from the lower surface of said innersole, and said upstanding edge of said innersole being coupled to said upstanding edge of said outersole so that the shapes of the inner and outersole are in substantial alignment.
Claim 8
Dependent Claim
17 words
The shoe sole of claim 4 wherein said at least one opening is a plurality of openings.
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US1932557A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-02-19 | 1988-08-20 | 1989-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-02-19 | 1992-08-20 | 1993-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-02-19 | 1996-08-20 | 1997-02-19 | $7700.00 | Window Closed / Lapsed |