US3052135A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear shifting mechanism
Assignee: HURST PERFORMANCE OF OHIO Inc
•
Filing: 1961-03-24
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Granted: 1962-09-04
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Expires: 1981-03-24
Abstract
No abstract record available.
Inventors
- 👤 Jr George H Hurst
- 👤 William G Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:22
CPC Classifications
F; F16; F16H; F16H63/00; F16H63/02; F16H63/30; F16H63/3009; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012; Y10T74/20018
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US742630A
Cited
US907720A
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US1078107A
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US2274539A
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US2284191A
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US2961890A
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US3018670A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-03 | 1966-03-05 | 1966-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-03 | 1970-03-05 | 1970-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-03 | 1974-03-05 | 1974-09-04 | $7700.00 | Window Closed / Lapsed |