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Patent US2676018A successfully refreshed from Google Patents.
US2676018A
Expired / Lapsed
US
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Game apparatus
Assignee: Individual
•
Filing: 1947-03-12
•
Granted: 1954-04-20
•
Expires: 1967-03-12
Abstract
No abstract record available.
Inventors
- 👤 Cornish Don
- 👤 Rolfe L Pottberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:38
CPC Classifications
A; A63; A63F; A63F3/00; A63F3/00003; A63F3/00094; Y; Y10; Y10S; Y10S273/00; Y10S273/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US689783A
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US1068449A
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US1421656A
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US1628412A
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US1794007A
Cited
GB371638A
Cited
US2075619A
Cited
US2313473A
Cited
US2368896A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-19 | 1957-10-19 | 1958-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-19 | 1961-10-19 | 1962-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-19 | 1965-10-19 | 1966-04-20 | $7700.00 | Window Closed / Lapsed |