US4305731A
Expired / Lapsed
US
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Aminoalkylimidazoline derivatives of a sarcosine compound and a fuel composition containing same
Assignee: Texaco Inc
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Filing: 1980-10-14
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Granted: 1981-12-15
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Expires: 2000-10-14
Abstract
Abstract An additive represented by the following formula: ##STR1## in which R is a hydrocarbon radical having from about 10 to 20 carbon atoms and x is a value from 1 to 3, and a corrosion inhibited and detergent fuel composition containing such additive.
Inventors
- 👤 Rodney L. Sung
- 👤 Peter Dorn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:38
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/232; C07; C07D; C07D233/00; C07D233/04; C07D233/20; C07D233/24
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
39 words
A compound comprising an amino alkyl imidazoline derivative of a sarcosine compound represented by the following formula: ##STR6## where R is a hydrocarbyl radical having 10 to 20 carbon atoms and x has a value from 1 to 3.
Claim 2
Dependent Claim
39 words
A compound comprising an amino alkyl imidazoline derivative of a sarcosine compound represented by the following formula: ##STR6## where R is a hydrocarbyl radical having 10 to 20 carbon atoms and x has a value from 1 to 3.
Claim 3
Dependent Claim
19 words
A compound according to claim 1 in which R is a hydrocarbyl radical having 12 to 18 carbon atoms.
Claim 4
Dependent Claim
19 words
A compound according to claim 1 in which R is a hydrocarbyl radical having 15 to 18 carbon atoms.
Claim 5
Dependent Claim
17 words
A compound according to claim 1 in which R is a hydrocarbyl radical having 17 carbon atoms.
Claim 6
Dependent Claim
51 words
A motor fuel composition comprising a mixture of hydrocarbons boiling in the gasoline boiling range containing an amino alkyl imidazoline derivative of a sarcosine compound represented by the formula: ##STR7## where R is a hydrocarbyl radical having 10 to 20 carbon atoms and x has a value from 1 to 3.
Claim 7
Dependent Claim
51 words
A motor fuel composition comprising a mixture of hydrocarbons boiling in the gasoline boiling range containing an amino alkyl imidazoline derivative of a sarcosine compound represented by the formula: ##STR7## where R is a hydrocarbyl radical having 10 to 20 carbon atoms and x has a value from 1 to 3.
Claim 8
Dependent Claim
22 words
A motor fuel composition according to claim 5 in which R is a hydrocarbyl radical having from 12 to 18 carbon atoms.
Claim 9
Dependent Claim
21 words
A motor fuel composition according to claim 5 in which R is a hydrocarbyl radical having 15 to 18 carbon atoms.
Claim 10
Dependent Claim
19 words
A motor fuel composition according to claim 5 in which R is a hydrocarbyl radical having 17 carbon atoms.
Claim 11
Dependent Claim
19 words
A motor fuel composition according to claim 5 containing from about 0.0002 to 0.2 weight percent of the additive.
Claim 12
Dependent Claim
19 words
A motor fuel composition according to claim 5 containing from about 0.0008 to 0.01 weight percent of the additive.
Claim 13
Dependent Claim
19 words
A motor fuel composition according to claim 5 containing from about 0.002 to 0.008 weight percent of the additive.
References Cited (Backward Citations)
US2919979A
Cited
US3033664A
Cited
US3409646A
Cited
US3337472A
Cited
US3705027A
Cited
US4137416A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-12-14 | 1985-06-15 | 1985-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-12-14 | 1989-06-15 | 1989-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-12-14 | 1993-06-15 | 1993-12-15 | $7700.00 | Window Closed / Lapsed |