Patent US2280047A successfully refreshed from Google Patents.
US2280047A
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Gear shifting mechanism
Assignee: Automatic Shifters Inc
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Filing: 1939-01-07
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Granted: 1942-04-14
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Expires: 1959-01-07
Abstract
No abstract record available.
Inventors
- 👤 Nampa Sulo Michael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:49
CPC Classifications
F; F16; F16H; F16H63/00; F16H63/40; F16H63/46; B; B60; B60W; B60W10/00; B60W10/02; B60W10/10; B60K; B60K2702/00; B60K2702/08; B60K2702/18; B60K2702/20; F16H61/00; F16H61/26; F16H61/36; F16H63/02; F16H63/08; F16H63/20; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012; Y10T74/20018; Y10T74/20207; Y10T74/20256
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-04-13 | 1945-10-13 | 1946-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-04-13 | 1949-10-13 | 1950-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-04-13 | 1953-10-13 | 1954-04-14 | $7700.00 | Window Closed / Lapsed |