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Patent US2413262A successfully refreshed from Google Patents.
US2413262A
Expired / Lapsed
US
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High-compression motor fuel
Assignee: Union Oil Company of California
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Filing: 1943-05-10
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Granted: 1946-12-24
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Expires: 1963-05-10
Abstract
No abstract record available.
Inventors
- 👤 Robert I Stirton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:40
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L10/00; C10L10/10; C10L1/22; C10L1/222; C10L1/223
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) | 1949-12-23 | 1950-06-24 | 1950-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-12-23 | 1954-06-24 | 1954-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-12-23 | 1958-06-24 | 1958-12-24 | $7700.00 | Window Closed / Lapsed |