US3098727A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor fuel composition
Assignee: Standard Oil Co
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Filing: 1958-03-03
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Granted: 1963-07-23
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Expires: 1978-03-03
Abstract
No abstract record available.
Inventors
- 👤 Hamer Martin
- 👤 Russell H Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:45
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/182; C10L1/1822; C10L1/22; C10L1/232
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A HYDROCARBON MOTOR FLUEL COMPOSITION FOR SPARKIGNITION INTERNAL COMBUSTION ENGINES TO RENDER SAID ENGINES NON-STALLING DUE TO CARBURETOR ICING COMPRISING (A) A MAJOR AMOUNT OF A HYDROCARBON DISTILLATE IN THE GASOLINE DISTILLATION RANGE; (B) FROM ABOUT 0.002 TO ABOUT 0.05% OF A HYDROXYL-SUBSTITUTED IMIDAZOLINE SALT HAVING THE STRUCTURAL FORMULA
Claim 2
Dependent Claim
49 words
A HYDROCARBON MOTOR FLUEL COMPOSITION FOR SPARKIGNITION INTERNAL COMBUSTION ENGINES TO RENDER SAID ENGINES NON-STALLING DUE TO CARBURETOR ICING COMPRISING (A) A MAJOR AMOUNT OF A HYDROCARBON DISTILLATE IN THE GASOLINE DISTILLATION RANGE; (B) FROM ABOUT 0.002 TO ABOUT 0.05% OF A HYDROXYL-SUBSTITUTED IMIDAZOLINE SALT HAVING THE STRUCTURAL FORMULA
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) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |