US2863742A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gasoline fuel compositions
Assignee: Gulf Oil Corp
•
Filing: 1954-10-04
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Granted: 1958-12-09
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Expires: 1974-10-04
Abstract
No abstract record available.
Inventors
- 👤 Troy L Cantrell
- 👤 French Josiah
- 👤 Paul K Kuhne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:47
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/08; C07F9/09; C07F9/11; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/16; C10L1/1616; C10L1/26; C10L1/2633; C10L1/2658
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A GASOLINE FUEL COMPOSITION COMPRISING A MAJOR AMOUNT OF A HYDROCARBON MIXTURE BOILING IN THE GASOLINE RANGE, HAVING A 50 PERCENT ASTM DISTILLATION POINT OF NOT GREATER THAN ABOUT 220*F., AND TENDING TO PROMOTE STALLING OF INTERNAL COMBUSTION ENGINES, SAID HYDROCARBON MIXTURE HAVING INCORPORATED THEREIN A SMALL AMOUNT, SUFFICIENT TO REDUCE THE ENGINE STALLING TENDENCIES OF THE COMPOSITION, OF A COMBINATION OF ABOUT 0.001 TO 0.03 PERCENT BY WEIGHT OF A SALT OF A PRIMARY, ALIPHATIC MONOAMINE THAT CONTAINS 6 TO 18 CARBON ATOMS, AND DIALKYL ETHER OF O-PHOSPHORIC ACID WHOSE ALKYL SUBSTITUENTS EACH CONTAIN 3 TO 10 CARBON ATOMS, AND ABOUT 0.25 TO ABOUT 0.75 PERCENT BY VOLUME OF THE COMPOSITION OF A LIGHT LUBRICATING DISTILLATE OIL HAVING A VISCOSITY AT 100* F. OF FROM ABOUT 50 TO ABOUT 500 SAYBOLT UNIVERSAL SECONDS.
Claim 2
Dependent Claim
134 words
A GASOLINE FUEL COMPOSITION COMPRISING A MAJOR AMOUNT OF A HYDROCARBON MIXTURE BOILING IN THE GASOLINE RANGE, HAVING A 50 PERCENT ASTM DISTILLATION POINT OF NOT GREATER THAN ABOUT 220*F., AND TENDING TO PROMOTE STALLING OF INTERNAL COMBUSTION ENGINES, SAID HYDROCARBON MIXTURE HAVING INCORPORATED THEREIN A SMALL AMOUNT, SUFFICIENT TO REDUCE THE ENGINE STALLING TENDENCIES OF THE COMPOSITION, OF A COMBINATION OF ABOUT 0.001 TO 0.03 PERCENT BY WEIGHT OF A SALT OF A PRIMARY, ALIPHATIC MONOAMINE THAT CONTAINS 6 TO 18 CARBON ATOMS, AND DIALKYL ETHER OF O-PHOSPHORIC ACID WHOSE ALKYL SUBSTITUENTS EACH CONTAIN 3 TO 10 CARBON ATOMS, AND ABOUT 0.25 TO ABOUT 0.75 PERCENT BY VOLUME OF THE COMPOSITION OF A LIGHT LUBRICATING DISTILLATE OIL HAVING A VISCOSITY AT 100* F. OF FROM ABOUT 50 TO ABOUT 500 SAYBOLT UNIVERSAL SECONDS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |