US2899015A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine bearings and lubrication system
Assignee: Motors Liquidation Co
•
Filing: 1956-12-13
•
Granted: 1959-08-11
•
Expires: 1976-12-13
Abstract
No abstract record available.
Inventors
- 👤 Clayton B Leach
- 👤 Mark H Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 00:52
CPC Classifications
F; F01; F01M; F01M1/00; F01M1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190726728A
Cited
US1878379A
Cited
US1948340A
Cited
US1969690A
Cited
US2049678A
Cited
US2304255A
Cited
GB548176A
Cited
US2586379A
Cited
USRE24065E
Cited
US2681054A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-10 | 1963-02-09 | 1963-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-10 | 1967-02-09 | 1967-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-10 | 1971-02-09 | 1971-08-11 | $7700.00 | Window Closed / Lapsed |