US2670206A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rolling-ball racing game
Assignee: Individual
•
Filing: 1949-07-13
•
Granted: 1954-02-23
•
Expires: 1969-07-13
Abstract
No abstract record available.
Inventors
- 👤 Oswald C Brewster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:53
CPC Classifications
A; A63; A63F; A63F7/00; A63F7/22; A63F7/36; A63F7/40; A63B; A63B37/00; A63B37/02; A63B37/08; A63B43/00; A63B43/04; A63F2250/00; A63F2250/04; A63F2250/0471; A63F2250/0485
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE83235C
Cited
DE372315C
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US973595A
Cited
US1627517A
Cited
FR734679A
Cited
FR758471A
Cited
US2219074A
Cited
GB511655A
Cited
US2225213A
Cited
US2426915A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-22 | 1957-08-24 | 1958-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-22 | 1961-08-24 | 1962-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-22 | 1965-08-24 | 1966-02-23 | $7700.00 | Window Closed / Lapsed |