US2768636A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power transmission
Assignee: Vickers Inc
•
Filing: 1952-12-29
•
Granted: 1956-10-30
•
Expires: 1972-12-29
Abstract
No abstract record available.
Inventors
- 👤 Kenneth I Postel
- 👤 Jr Wilfred S Bobier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:56
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/38; F16H61/40; F16H61/4035; F16H61/46; F16H61/47; F16H61/4043; F16H61/4052; Y; Y10; Y10S; Y10S60/00; Y10S60/906; Y10S60/907; Y10T; Y10T137/00; Y10T137/0971; Y10T137/1044
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2291011A
Cited
US1509695A
Cited
US1600507A
Cited
US2358894A
Cited
US2485126A
Cited
US2630815A
Cited
US2646813A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-30 | 1960-04-30 | 1960-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-30 | 1964-04-30 | 1964-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-30 | 1968-04-30 | 1968-10-30 | $7700.00 | Window Closed / Lapsed |