Patent US2336409A successfully refreshed from Google Patents.
Patent US4640787A successfully refreshed from Google Patents.
US4640787A
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Gasoline compositions containing branched chain amines or derivatives thereof
Assignee: Phillips Petroleum Co
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Filing: 1984-06-22
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Granted: 1987-02-03
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Expires: 2004-06-22
Abstract
Abstract Certain branched chain amines and carboxylic derivatives thereof are useful additives for lubricants and fuels.
Inventors
- 👤 Alexander D. Schuettenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:45
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/222; C10L1/2222; C10L1/224; C10M; C10M133/00; C10M133/02; C10M133/04; C10M133/06; C10M133/16; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/08; C10M2215/082; C10M2215/12; C10M2215/24; C10M2215/26; C10M2215/28; C10N; C10N2030/00; C10N2030/12
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
34 words
A detergent additive comprising a reaction product of (a) a C 8-30 branched chain monoamine having at least 7 carbon atoms in a straight chain and (b) a C 1-12 monocarboxylic acid or ester.
Claim 2
Dependent Claim
34 words
A detergent additive comprising a reaction product of (a) a C 8-30 branched chain monoamine having at least 7 carbon atoms in a straight chain and (b) a C 1-12 monocarboxylic acid or ester.
Claim 3
Dependent Claim
11 words
A detergent additive of claim 1 wherein said amine is 5,7,7-trimethyloctylamine.
Claim 4
Dependent Claim
21 words
A detergent additive of claim 1 wherein the carboxylic acid employed bears a substituent selected from hydroxyl, amine, and carboxyl groups.
Claim 5
Independent Claim
51 words
A method of inhibiting rust and corrosion in vessels containing fuels or lubricants comprising adding to the material to be store an effective amount of at least one additive selected from a reaction product of (a) a C 7-30 branched chain amine and (b) a C 1-12 monocarboxylic acid or ester.
Claim 6
Independent Claim
51 words
A method of inhibiting rust and corrosion in vessels containing fuels or lubricants comprising adding to the material to be store an effective amount of at least one additive selected from a reaction product of (a) a C 7-30 branched chain amine and (b) a C 1-12 monocarboxylic acid or ester.
Claim 7
Dependent Claim
17 words
The method of claim 4 wherein the amount of additive employed ranges from 10 to 10,000 ppm.
Claim 8
Dependent Claim
10 words
The method of claim 4 wherein the amine is 5,7,7-trimethyloctylamine.
Claim 9
Dependent Claim
20 words
The method of claim 4 wherein the carboxylic acid employed bears a substituent selected from hydroxyl, amine, and carboxyl groups.
Claim 10
Dependent Claim
20 words
The method of claim 5 wherein the carboxylic acid employed bears a substituent selected from hydroxyl, amine, and carboxyl groups.
Claim 11
Dependent Claim
17 words
The method of claim 7 wherein the amount of additive employed ranges from 10 to 10,000 ppm.
Claim 12
Dependent Claim
17 words
The method of claim 8 wherein the amount of additive employed ranges from 10 to 10,000 ppm.
Claim 13
Dependent Claim
16 words
A lubricant composition comprising a detergent additive of claim 1 present in a detergent effective amount.
Claim 14
Dependent Claim
12 words
A lubricant composition of of claim 11 wherein said amine is 5,7,7-trimethyloctylamine.
Claim 15
Dependent Claim
21 words
A lubricant composition of claim 11 wherein the carboxylic acid employed bears a substituent selected from hydroxyl, amine, and carboxyl groups.
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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) | 1990-02-02 | 1990-08-04 | 1991-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-02-02 | 1994-08-04 | 1995-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-02-02 | 1998-08-04 | 1999-02-03 | $7700.00 | Window Closed / Lapsed |