US2641193A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power transmission
Assignee: Vickers Inc
•
Filing: 1950-10-19
•
Granted: 1953-06-09
•
Expires: 1970-10-19
Abstract
No abstract record available.
Inventors
- 👤 Ernst F Klessig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:01
CPC Classifications
F; F01; F01C; F01C21/00; F01C21/08; F01C21/0809; F01C21/0818; F01C21/0827; F01C21/0845
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1303745A
Cited
US1284083A
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FR499923A
Cited
US1732871A
Cited
US1898914A
Cited
US1989900A
Cited
US2588342A
Cited
US2444165A
Cited
US2469510A
Cited
US2556313A
Cited
US2544988A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-08 | 1956-12-08 | 1957-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-08 | 1960-12-08 | 1961-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-08 | 1964-12-08 | 1965-06-09 | $7700.00 | Window Closed / Lapsed |