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US2908262A
Expired / Lapsed
US
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Valve gear
Assignee: Ford Motor Co
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Filing: 1958-08-27
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Granted: 1959-10-13
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Expires: 1978-08-27
Abstract
No abstract record available.
Inventors
- 👤 Karl H Gropp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:03
CPC Classifications
F; F01; F01L; F01L1/00; F01L1/12; F01L1/18; F01L1/181
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1509262A
Cited
US2019792A
Cited
US1948063A
Cited
US1970764A
Cited
US2224376A
Cited
US2298981A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-12 | 1963-04-13 | 1963-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-12 | 1967-04-13 | 1967-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-12 | 1971-04-13 | 1971-10-13 | $7700.00 | Window Closed / Lapsed |