US2331386A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Modified fuel
Assignee: Standard Oil Development Co
•
Filing: 1939-11-03
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Granted: 1943-10-12
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Expires: 1959-11-03
Abstract
No abstract record available.
Inventors
- 👤 Peter J Gaylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:20
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10L; C10L1/00; C10L1/006; C10L1/02; C10L1/023; C10L1/10; C10L1/14; C10L1/18; C10L1/19; C10L1/20; C10L1/205; C10L1/22; C10L1/222; C10L1/224; C10M2207/00; C10M2207/28; C10M2207/32; C10M2211/00; C10M2211/04; C10M2211/042; C10M2211/06; C10M2215/00; C10M2215/10
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) | 1946-10-11 | 1947-04-12 | 1947-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-10-11 | 1951-04-12 | 1951-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-10-11 | 1955-04-12 | 1955-10-12 | $7700.00 | Window Closed / Lapsed |