US3383943A
Expired / Lapsed
US
⏱️ 0.0 years remaining
All-speed lever lock
Assignee: Cutler Hammer Inc
•
Filing: 1966-07-08
•
Granted: 1968-05-21
•
Expires: 1986-07-08
Abstract
No abstract record available.
Inventors
- 👤 Earl T Piber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:32
CPC Classifications
B; B23; B23B; B23B45/00; B23B45/02; H; H01; H01H; H01H13/00; H01H13/02; H01H13/04; H01H13/08; H01H9/00; H01H9/02; H01H9/06; H01H9/061; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/20648
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2503226A
Cited
US2744176A
Cited
US2942087A
Cited
US3194084A
Cited
US3329842A
Cited
US3329789A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-21 | 1971-11-20 | 1972-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-21 | 1975-11-20 | 1976-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-21 | 1979-11-20 | 1980-05-21 | $7700.00 | Window Closed / Lapsed |