Patent US2758960A successfully refreshed from Google Patents.
US2758960A
Expired / Lapsed
US
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Motor gasoline containing alkylate of isobutane and thermally cracked naphtha
Assignee: American Oil Co
•
Filing: 1953-07-09
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Granted: 1956-08-14
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Expires: 1973-07-09
Abstract
No abstract record available.
Inventors
- 👤 Joe T Kelly
- 👤 Robert J Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:49
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/04; C10L1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2421331A
Cited
US2433020A
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US2653980A
Cited
US2659761A
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US2579421A
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US2665316A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-14 | 1960-02-13 | 1960-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-14 | 1964-02-13 | 1964-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-14 | 1968-02-13 | 1968-08-14 | $7700.00 | Window Closed / Lapsed |