US2936224A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gasoline composition
Assignee: California Research LLC
•
Filing: 1957-09-06
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Granted: 1960-05-10
•
Expires: 1977-09-06
Abstract
No abstract record available.
Inventors
- 👤 Beppino J Fontana
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:40
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/143; C07; C07C; C07C309/00; C07C309/01; C07C309/28; C07C309/29; C07C309/30; C07C309/31; C23; C23F; C23F11/00; C23F11/08; C23F11/10; C10L1/18; C10L1/192; C10L1/198; C10L1/1985; C10L1/24; C10L1/2431; C10L1/2437
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-10 | 1963-11-09 | 1964-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-10 | 1967-11-09 | 1968-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-10 | 1971-11-09 | 1972-05-10 | $7700.00 | Window Closed / Lapsed |