US2583790A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frictional gear mechanism
Assignee: Westinghouse Electric Corp
•
Filing: 1948-11-10
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Granted: 1952-01-29
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Expires: 1968-11-10
Abstract
No abstract record available.
Inventors
- 👤 Stanley J Mikina
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:09
CPC Classifications
F; F16; F16H; F16H15/00; F16H15/02; F16H15/04; F16H15/42; F16H15/06; F16H15/16; F16H15/18; F16H15/20; F16H61/00; F16H61/66; F16H61/664; F16H61/6646
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US414191A
Cited
US760460A
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US1191771A
Cited
US2089003A
Cited
FR788778A
Cited
US2205031A
Cited
US2432442A
Cited
US2461258A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-28 | 1955-07-30 | 1956-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-28 | 1959-07-30 | 1960-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-28 | 1963-07-30 | 1964-01-29 | $7700.00 | Window Closed / Lapsed |