US2385697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating oil composition
Assignee: —
•
Filing: —
•
Granted: 1945-09-25
•
Expires: 1962-09-25
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:20
CPC Classifications
C; C10; C10M; C10M169/00; C10M169/04; C10M169/044; C10M2203/00; C10M2203/10; C10M2203/102; C10M2203/1025; C10M2205/00; C10M2205/02; C10M2205/026; C10M2207/00; C10M2207/10; C10M2207/16; C10N; C10N2020/00; C10N2020/01; C10N2020/011; C10N2020/015; C10N2020/017; C10N2020/02; C10N2020/04; C10N2030/00; C10N2030/06; C10N2040/00; C10N2040/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-09-24 | 1949-03-26 | 1949-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-09-24 | 1953-03-26 | 1953-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-09-24 | 1957-03-26 | 1957-09-25 | $7700.00 | Window Closed / Lapsed |