US2901910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Actuating mechanism
Assignee: Westinghouse Electric Corp
•
Filing: 1957-04-22
•
Granted: 1959-09-01
•
Expires: 1977-04-22
Abstract
No abstract record available.
Inventors
- 👤 George F Wandell
- 👤 Jr Laird R Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:19
CPC Classifications
F; F16; F16H; F16H25/00; F16H25/18; F16H25/20; F02; F02K; F02K1/00; F02K1/06; F02K1/12; F02K1/1207; F16H19/00; F16H19/02; F16H19/06; F16H19/0618; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20402; Y10T74/2042; Y10T74/20474; Y10T74/20486; Y10T74/22
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US507157A
Cited
US561215A
Cited
US696901A
Cited
GB190225887A
Cited
US2182844A
Cited
US2161044A
Cited
US2094707A
Cited
US2321780A
Cited
US2448696A
Cited
US2528528A
Cited
US2483401A
Cited
US2509238A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-31 | 1963-03-02 | 1963-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-31 | 1967-03-02 | 1967-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-31 | 1971-03-02 | 1971-09-01 | $7700.00 | Window Closed / Lapsed |