Patent US2940760A successfully refreshed from Google Patents.
US2940760A
Expired / Lapsed
US
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Three dimensional game
Assignee: Individual
•
Filing: 1957-11-26
•
Granted: 1960-06-14
•
Expires: 1977-11-26
Abstract
No abstract record available.
Inventors
- 👤 Jr Herbert C Brinkman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:45
CPC Classifications
A; A63; A63F; A63F9/00; A63F9/06; A63F9/12; Y; Y10; Y10S; Y10S273/00; Y10S273/04; Y10S273/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2676018A
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US2547991A
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US2765949A
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US2801107A
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US2803088A
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US2773690A
Cited
US2799118A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |