Patent US3302311A successfully refreshed from Google Patents.
US3302311A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Educational game
Assignee: Individual
•
Filing: 1964-05-20
•
Granted: 1967-02-07
•
Expires: 1984-05-20
Abstract
No abstract record available.
Inventors
- 👤 Dorothy M Israel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:27
CPC Classifications
A; A63; A63F; A63F9/00; A63F9/06; A63F9/12; A63F9/001; A63F2009/0033; A63F2009/0035; A63F9/1252; A63F2009/1256; A63F2009/126; A63F2009/1264; A63F9/1204
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
AN EDUCATIONAL AND THERAPEUTIC GAME COMPRISING A PLURALITY OF BLOCKS CARRYING ARTISTIC INDICIA ON EACH FACE THEREOF, SAID FACES BEING SUBSTANTIALLY SQUARE, SAID BLOCKS HAVING HOLES, A PLURALITY OF VERTICALLY ARRANGED PINS HAVING SUBSTANTIALLY THE SAME DIAMETER AS SAID HOLES IN SAID BLOCKS WHEREBY SAID BLOCKS MAY BE INDIVIDUALLY ROTATED ABOUT SAID PINS, AND A BASE PLATE FOR HOLDING SAID PINS IN SPACED RELATIONSHIP WHEREBY SAID BLOCKS MAY BE ARRANGED IN CONTIGUOUS HORIZONTAL ALIGNMENT, SAID BASE PLATE CONSISTING OF A PLURALITY OF PARTS, EACH ONE OF SAID
Claim 2
Dependent Claim
87 words
AN EDUCATIONAL AND THERAPEUTIC GAME COMPRISING A PLURALITY OF BLOCKS CARRYING ARTISTIC INDICIA ON EACH FACE THEREOF, SAID FACES BEING SUBSTANTIALLY SQUARE, SAID BLOCKS HAVING HOLES, A PLURALITY OF VERTICALLY ARRANGED PINS HAVING SUBSTANTIALLY THE SAME DIAMETER AS SAID HOLES IN SAID BLOCKS WHEREBY SAID BLOCKS MAY BE INDIVIDUALLY ROTATED ABOUT SAID PINS, AND A BASE PLATE FOR HOLDING SAID PINS IN SPACED RELATIONSHIP WHEREBY SAID BLOCKS MAY BE ARRANGED IN CONTIGUOUS HORIZONTAL ALIGNMENT, SAID BASE PLATE CONSISTING OF A PLURALITY OF PARTS, EACH ONE OF SAID
References Cited (Backward Citations)
US61531A
Cited
US523676A
Cited
US2899757A
Cited
US1453728A
Cited
US1636371A
Cited
US1995154A
Cited
US2429027A
Cited
US2981009A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |