US2655477A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mineral lubricating oil containing an anticorrosive agent and an antioxidant detergent agent
Assignee: Standard Oil Co
•
Filing: 1946-12-27
•
Granted: 1953-10-13
•
Expires: 1966-12-27
Abstract
No abstract record available.
Inventors
- 👤 John D Bartleson
- 👤 Milton H Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:36
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/40; C; C10; C10M; C10M1/00; C10M1/08; C10M2207/00; C10M2207/04; C10M2223/00; C10M2223/12; C10M2225/00; C10M2225/04; C10M2227/00; C10M2227/02; C10M2229/00; C10M2229/04; C10M2229/041; C10N; C10N2010/00; C10N2010/04; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2381907A
Cited
US2316079A
Cited
US2316078A
Cited
US2316080A
Cited
US2447607A
Cited
US2403894A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-12 | 1957-04-13 | 1957-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-12 | 1961-04-13 | 1961-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-12 | 1965-04-13 | 1965-10-13 | $7700.00 | Window Closed / Lapsed |