Patent US3416308A successfully refreshed from Google Patents.
US3416308A
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US
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Variable power and variable direction engine and compound planetary phase changing device
Assignee: Motors Liquidation Co
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Filing: 1967-05-05
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Granted: 1968-12-17
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Expires: 1987-05-05
Abstract
No abstract record available.
Inventors
- 👤 William G Livezey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:53
CPC Classifications
F; F02; F02G; F02G1/00; F02G1/04; F02G1/043; F02G1/045; F02G1/05; G; G05; G05G; G05G7/00; G05G7/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US748412A
Cited
GB366508A
Cited
US1933644A
Cited
US2508315A
Cited
US2583311A
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US2577604A
Cited
US2932260A
Cited
US3301093A
Cited
US3315465A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-17 | 1972-06-17 | 1972-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-17 | 1976-06-17 | 1976-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-17 | 1980-06-17 | 1980-12-17 | $7700.00 | Window Closed / Lapsed |