Patent US4078901A successfully refreshed from Google Patents.
US4078901A
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US
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Detergent fuel composition
Assignee: Texaco Inc
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Filing: 1976-12-20
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Granted: 1978-03-14
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Expires: 1996-12-20
Abstract
Abstract Motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range containing a minor detergent amount of an aminimide represented by the formula: ##STR1## in which R' is a hydrocarbon radical having from about 10 to 24 carbon atoms and R is hydrogen or a hydrocarbon radical having from 1 to 20 carbon atoms.
Inventors
- 👤 Rodney L. Sung
- 👤 Peter Dorn
- 👤 William P. Cullen
- 👤 Raymond C. Schlicht
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 03:11
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/226
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
61 words
A motor fuel composition comprising a mixture of hydrocarbons in a gasoline boiling range containing from about 0.001 to 5.0 weight percent of an aminimide represented by the formula: ##STR4## in which R' is a hydrocarbon radical having from about 10 to 24 carbon atoms and R is hydrogen or a hydrocarbon radical having from 1 to about 20 carbon atoms.
Claim 2
Dependent Claim
61 words
A motor fuel composition comprising a mixture of hydrocarbons in a gasoline boiling range containing from about 0.001 to 5.0 weight percent of an aminimide represented by the formula: ##STR4## in which R' is a hydrocarbon radical having from about 10 to 24 carbon atoms and R is hydrogen or a hydrocarbon radical having from 1 to about 20 carbon atoms.
Claim 3
Dependent Claim
37 words
A motor fuel composition according to claim 1 in which R' is a hydrocarbon radical having from 14 to 20 carbon atoms and R is hydrogen or a hydrocarbon radical having from 1 to 4 carbon atoms.
Claim 4
Dependent Claim
26 words
A motor fuel composition according to claim 1, in which R' is a hydrocarbon radical having from 16 to 18 carbon atoms and R is hydrogen.
Claim 5
Dependent Claim
14 words
A motor fuel composition according to claim 1, in which said aminimide is N-2-hydroxyethyl-N,N-dimethyl-N'-tallowaminimide.
Claim 6
Dependent Claim
14 words
A motor fuel composition according to claim 1, in which said aminimide is N-2-hydroxyethyl-N,N-dimethyl-N'-cocoaminimide.
Claim 7
Dependent Claim
14 words
A motor fuel composition according to claim 1, in which said aminimide is N-2-hydroxyethyl-N,N-dimethyl-N'-soyaaminimide.
Claim 8
Dependent Claim
14 words
A motor fuel composition according to claim 1, in which said aminimide is N-2-hydroxyethyl-N,N-dimethyl-N'-stearaminimide.
Claim 9
Dependent Claim
14 words
A motor fuel composition according to claim 1, in which said aminimide is N-2-hydroxyethyl-N,N-dimethyl-N'-laurylaminimide.
Claim 10
Dependent Claim
14 words
A motor fuel composition according to claim 1, in which said aminimide is N-2-hydroxyethyl-N,N-dimethyl-N'-palmitaminimide.
Claim 11
Dependent Claim
19 words
A motor fuel composition according to claim 1, containing from about 0.001 to 0.05 weight percent of said aminimide.
Claim 12
Dependent Claim
19 words
A motor fuel composition according to claim 2, containing from about 0.01 to 0.02 weight percent of said aminimide.
References Cited (Backward Citations)
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US3704109A
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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) | 1981-03-13 | 1981-09-12 | 1982-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-03-13 | 1985-09-12 | 1986-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-03-13 | 1989-09-12 | 1990-03-14 | $7700.00 | Window Closed / Lapsed |