Patent US3267590A successfully refreshed from Google Patents.
US3267590A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Educational game apparatus
Assignee: Individual
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Filing: 1964-05-08
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Granted: 1966-08-23
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Expires: 1984-05-08
Abstract
No abstract record available.
Inventors
- 👤 Carolynn P Browning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:35
CPC Classifications
G; G09; G09B; G09B19/00; G09B19/02; A; A63; A63F; A63F3/00; A63F3/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
AN EDUCATIONAL GAME APPARATUS COMPRISING A RECTANGULAR GAME BOARD HAVING A PLAYING SURFACE; A SERIES OF PARALLEL LINES AND RIGHT ANGULARLY RELATED PARALLEL LINES APPLIED TO THE PLAYING SURFACE PROVIDING INTERSECTING HORIZONTAL AND VERTICAL ROWS OF SQUARES THEREON; THERE BEING AN APERTURE FORMED INTO THE CENTER OF EACH OF THE FOUR SIDES OF EACH SQUARE, SAID APERTURES REGISTERING WITH SAID LINES; A LARGE NUMBER OF SQUARE FLAT TILES OF A SIZE SMALLER THAN SAID SQUARES, SELECTIVELY POSITIONABLE RESPECTIVELY UPON THE PLAYING SURFACE IN A ROW WITHIN SOME OF SAID SQUARES;
Claim 2
Dependent Claim
90 words
AN EDUCATIONAL GAME APPARATUS COMPRISING A RECTANGULAR GAME BOARD HAVING A PLAYING SURFACE; A SERIES OF PARALLEL LINES AND RIGHT ANGULARLY RELATED PARALLEL LINES APPLIED TO THE PLAYING SURFACE PROVIDING INTERSECTING HORIZONTAL AND VERTICAL ROWS OF SQUARES THEREON; THERE BEING AN APERTURE FORMED INTO THE CENTER OF EACH OF THE FOUR SIDES OF EACH SQUARE, SAID APERTURES REGISTERING WITH SAID LINES; A LARGE NUMBER OF SQUARE FLAT TILES OF A SIZE SMALLER THAN SAID SQUARES, SELECTIVELY POSITIONABLE RESPECTIVELY UPON THE PLAYING SURFACE IN A ROW WITHIN SOME OF SAID SQUARES;
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |