Patent US3845574A successfully refreshed from Google Patents.
US3845574A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Educational game type toy
Assignee: Individual
•
Filing: 1973-07-26
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Granted: 1974-11-05
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Expires: 1993-07-26
Abstract
Abstract An educational game type toy comprising a plurality of oblong members having opposed end sections each with hollow configurations adapted to nest and interlock with end sections of other members having identical configurations.
Inventors
- 👤 E Majewski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:45
CPC Classifications
G; G09; G09B; G09B1/00; G09B1/32; G09B1/36
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
128 words
In an educational game type toy for teaching the recognition of elementary configurations such as geometric designs, letters, numbers, and the like, a plurality of interlocking members, each comprising: a. a relatively thin, flat, oblong base plate having a pair of opposed, integral end sections; b. each of said end sections including a hollow, raised element having a particular configuration selected from a set of related configurations having a common theme; c. the hollow raised elements of the end sections of each member having configurations different from each other; d. the raised elements on the end sections of the members each being contoured so as to nest only with another raised element of identical configuration to provide an overlapping, interlocking fit between matching end sections of related members.
Claim 2
Dependent Claim
128 words
In an educational game type toy for teaching the recognition of elementary configurations such as geometric designs, letters, numbers, and the like, a plurality of interlocking members, each comprising: a. a relatively thin, flat, oblong base plate having a pair of opposed, integral end sections; b. each of said end sections including a hollow, raised element having a particular configuration selected from a set of related configurations having a common theme; c. the hollow raised elements of the end sections of each member having configurations different from each other; d. the raised elements on the end sections of the members each being contoured so as to nest only with another raised element of identical configuration to provide an overlapping, interlocking fit between matching end sections of related members.
Claim 3
Dependent Claim
52 words
An educational game type toy according to claim 1, wherein the configurations of said raised elements are symmetrical, so that matching end sections can be nested when arranged either in a straight line or at right angles to each other to permit the members to be used for a domino type game.
Claim 4
Dependent Claim
42 words
An educational game type toy according to claim 1, wherein the configurations of said raised elements are not symmetrical, so that similar end sections can be nested only when arranged in a straight line to insure a sequential arrangement of the members.
Claim 5
Dependent Claim
15 words
An educational game type toy according to claim 1, wherein said configurations are geometric designs.
Claim 6
Dependent Claim
17 words
An educational game type toy according to claim 1, wherein said configurations are letters of the alphabet.
Claim 7
Dependent Claim
14 words
An educational game type toy according to claim 1, wherein said configurations are numbers.
Claim 8
Dependent Claim
23 words
An educational game type toy according to claim 1, wherein the configurations on the end sections of each member have a sequential relationship.
Claim 9
Dependent Claim
41 words
An educational game type toy according to claim 1, wherein said members each include a separate, hollow, raised, transversely extending reinforcing rib disposed between the end sections thereof on the same side of the said member as said hollow, raised elements.
References Cited (Backward Citations)
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US2241707A
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Cited
US2861388A
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US3053537A
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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) | 1977-11-04 | 1978-05-06 | 1978-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-11-04 | 1982-05-06 | 1982-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-11-04 | 1986-05-06 | 1986-11-05 | $7700.00 | Window Closed / Lapsed |