Patent US2702893A successfully refreshed from Google Patents.
US3489673A
Expired / Lapsed
US
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Gasoline producing process
Assignee: Universal Oil Products Co
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Filing: 1967-11-03
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Granted: 1970-01-13
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Expires: 1987-11-03
Abstract
No abstract record available.
Inventors
- 👤 Laurence O Stine
- 👤 Jack B Pohlenz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:08
CPC Classifications
C; C10; C10G; C10G67/00; C10G67/02; C10G67/04; C10G47/00; C10G47/32; C10G47/34; C10G69/00; C10G69/02; C10G69/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3065166A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |