US3088709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power-operated winch for boat trailers and the like
Assignee: Individual
•
Filing: 1961-02-24
•
Granted: 1963-05-07
•
Expires: 1981-02-24
Abstract
No abstract record available.
Inventors
- 👤 Donald E Hunt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:29
CPC Classifications
B; B66; B66D; B66D1/00; B66D1/02; B66D1/14; B66D1/20; B66D2700/00; B66D2700/01; B66D2700/0125; B66D2700/015
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US737830A
Cited
US1489219A
Cited
GB426430A
Cited
US2634099A
Cited
GB696774A
Cited
US2716499A
Cited
US2936915A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |