US3536299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Winch mechanism
Assignee: Individual
•
Filing: 1968-05-17
•
Granted: 1970-10-27
•
Expires: 1988-05-17
Abstract
No abstract record available.
Inventors
- 👤 Robert A Mccloud
- 👤 James H Rucker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:23
CPC Classifications
B; B66; B66D; B66D1/00; B66D1/60; B66D1/74; B66D1/7421; B66D1/7431; B66D1/7463; B66D1/7468; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20732; Y10T74/20744; Y10T74/20756
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1760302A
Cited
US2108554A
Cited
GB527743A
Cited
FR949460A
Cited
US2696128A
Cited
DE916258C
Cited
GB848123A
Cited
FR1233816A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-26 | 1974-04-27 | 1974-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-26 | 1978-04-27 | 1978-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-26 | 1982-04-27 | 1982-10-27 | $7700.00 | Window Closed / Lapsed |