US2902014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve actuating mechanism for engines
Assignee: Motors Liquidation Co
•
Filing: 1954-06-01
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Granted: 1959-09-01
•
Expires: 1974-06-01
Abstract
No abstract record available.
Inventors
- 👤 Clayton B Leach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:04
CPC Classifications
F; F01; F01L; F01L1/00; F01L1/12; F01L1/18; F01L1/181; F01L1/182; F01L1/183
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1250426A
Cited
US1451648A
Cited
US1699658A
Cited
US1792867A
Cited
US2298981A
Cited
US2669981A
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 |