US2883276A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel containing anti-icing additives
Assignee: Phillips Petroleum Co
•
Filing: 1954-01-21
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Granted: 1959-04-21
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Expires: 1974-01-21
Abstract
No abstract record available.
Inventors
- 👤 Olaf E Larsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:57
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/143; C10L1/18; C10L1/182; C10L1/1822; C10L1/1824; C10L1/185; C10L1/1852; C10L1/22; C10L1/222; C10L1/2222
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
AS AN ADDITIVE FOR A HYDROCARBON FUEL SUITABLE AS A FUEL FOR AN INTERNAL COMBUSTION ENGINE HAVING A CARBURETOR, A MIXTURE COMPRISING A FATTY ACID SALT OF A POLYNUCLEAR HYDROCARBON AMINE CONTAINING THREE CONDENSED 6-MEMBER CARBOCYCLIC RINGS IN THE MOLECULE, OF WHICH AT LEAST TWO RINGS ARE HYDROGENATED, AND A MONOALKYL ETHER OF AN ETHYLENE GLYCOL, SAID ACID HAVING FROM 12 TO 20 CARBON ATOMS PER MOLECULE AND THE PROPORTION OF SAID SALT BEING SUFFICIENT TO PREVENT COLD STALLING OF SAID ENGINE WHEN USED IN SAID FUEL.
Claim 2
Dependent Claim
87 words
AS AN ADDITIVE FOR A HYDROCARBON FUEL SUITABLE AS A FUEL FOR AN INTERNAL COMBUSTION ENGINE HAVING A CARBURETOR, A MIXTURE COMPRISING A FATTY ACID SALT OF A POLYNUCLEAR HYDROCARBON AMINE CONTAINING THREE CONDENSED 6-MEMBER CARBOCYCLIC RINGS IN THE MOLECULE, OF WHICH AT LEAST TWO RINGS ARE HYDROGENATED, AND A MONOALKYL ETHER OF AN ETHYLENE GLYCOL, SAID ACID HAVING FROM 12 TO 20 CARBON ATOMS PER MOLECULE AND THE PROPORTION OF SAID SALT BEING SUFFICIENT TO PREVENT COLD STALLING OF SAID ENGINE WHEN USED IN SAID FUEL.
References Cited (Backward Citations)
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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) | 1962-04-20 | 1962-10-20 | 1963-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-20 | 1966-10-20 | 1967-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-20 | 1970-10-20 | 1971-04-21 | $7700.00 | Window Closed / Lapsed |