US2394907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricants
Assignee: Standard Oil Development Co
•
Filing: 1942-10-24
•
Granted: 1946-02-12
•
Expires: 1962-10-24
Abstract
No abstract record available.
Inventors
- 👤 Gallay Wilfred
- 👤 Ira E Puddington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:51
CPC Classifications
C; C10; C10M; C10M5/00; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/125; C10M2207/129; C10M2207/16; C10M2207/40; C10M2207/404; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/08; C10N2010/14; C10N2010/16; C10N2050/00; C10N2050/10
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) | 1949-02-11 | 1949-08-13 | 1950-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-02-11 | 1953-08-13 | 1954-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-02-11 | 1957-08-13 | 1958-02-12 | $7700.00 | Window Closed / Lapsed |