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US3873276A
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Organic compounds for use as additives for motor-fuels
Assignee: IFP Energies nouvelles
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Filing: 1973-08-30
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Granted: 1975-03-25
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Expires: 1993-08-30
Abstract
Abstract WHEREIN THE DIVALENT HYDROCARBON RING IS O-PHENYLENE, 1,2DIHYDRO O-PHENYLENE, 1,2,3,6-TETRAHYDRO O-PHENYLENE, 3,6ANDOMETHYLENE-1,2,3,6-TETRAHYDRO O-PHENYLENE, 3,6ENDODIMETHYLENE-1,2,3,6-TETRAHYDRO O-PHENYLENE, CYCLOHEXYLENE1,2,3,6-ENDOMETHYLENE-CYCLOHEXYLENE-1,2, SUBSTITUTED, OR NOT, WITH 1-4 MONOVALENT ALIPHATIC HYDROCARBON RADICALS HAVING, AS A WHOLE, 1-30 CARBON ATOMS, N IS AN INTEGER FROM 2 TO 10 INCLUSIVE, M AN INTEGER FROM 1 TO 10 INCLUSIVE AND R is a monovalent aliphatic hydrocarbon radical having 1-30 carbon atoms. New organic compounds useful as additives for motor-fuels are of the formula
Inventors
- 👤 Bernard Haemmerle
- 👤 Bernard Sillion
- 👤 Gaudemaris Gabriel De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:38
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C07; C07D; C07D209/00; C07D209/02; C07D209/44; C07D209/48; C07D209/56; C07D209/58; C07D209/72; C07D209/76; C10L1/22; C10L1/222; C10L1/224; C10L1/26; C10L1/2633; C10L1/2658
Claims Analysis
Total Claims: 19
Claim 1
Independent Claim
32 words
A FUEL COMPOSITION COMPRISING A MAJOR AMOUNT OF GASOLINE AND, AS AN ADDITIVE, A SMALL AMOUNT OF AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
32 words
A FUEL COMPOSITION COMPRISING A MAJOR AMOUNT OF GASOLINE AND, AS AN ADDITIVE, A SMALL AMOUNT OF AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF A COMPOUND OF THE FORMULA
Claim 3
Dependent Claim
26 words
A fuel composition as defined by claim 1, wherein said member represents from 10 to 250 parts per million of parts by weight of said gasoline.
Claim 4
Dependent Claim
15 words
A fuel composition as defined by claim 1, wherein said member is said neutralization product.
Claim 5
Dependent Claim
27 words
A fuel composition as defined by claim 3, wherein said neutralization product represents, by weight, from 10 to 250 parts per million of parts of the gasoline.
Claim 6
Dependent Claim
21 words
A fuel composition as defined by claim 3, wherein said acid compound is a mixture of mono- and di-octyl phosphoric acids.
Claim 7
Dependent Claim
38 words
A fuel composition as defined by claim 1, further comprising a small amount of at least one mineral oil, said small amount being effective with said at least one member to impart cleaning properties to the fuel composition.
Claim 8
Dependent Claim
16 words
A fuel composition as defined by claim 6, wherein said mineral oil is a naphthenic oil.
Claim 9
Dependent Claim
27 words
A fuel composition as defined by claim 6, wherein said mineral oil represents, by weight, from 50 to 2,000 parts per million of parts of the gasoline.
Claim 10
Dependent Claim
35 words
A fuel composition as defined by claim 1, wherein in the formula of said compound R is an alkyl or alkenyl radical having 12-20 carbon atoms and integer m is from 1 to 5 inclusive.
Claim 11
Dependent Claim
22 words
A fuel composition as defined by claim 9, wherein in the formula of said compound R is dodecyl-1, octadecyl-1, 9-octadecenyl-1 or eicosyl-1.
Claim 12
Dependent Claim
18 words
A fuel composition as defined by claim 1, wherein in the formula of said compound n is 3.
Claim 13
Dependent Claim
20 words
A fuel composition as defined by claim 1, wherein in the formula of said compound the hydrocarbon ring is unsubstituted.
Claim 14
Dependent Claim
31 words
A fuel composition as defined by claim 1, wherein in the formula of said compound the hydrocarbon ring is substituted with 1-4 alkyl or alkenyl radicals having each 1-12 carbon atoms.
Claim 15
Dependent Claim
31 words
A fuel composition as defined by claim 13, wherein in the formula of said compound the hydrocarbon ring is substituted with at least one methyl, ethyl, propyl, butenyl or dodecyl group.
Claim 16
Dependent Claim
13 words
A fuel composition as defined by claim 1, wherein said compound is N(3-oleyl-amino-propyl)tetrahydro-o-phthalimide.
Claim 17
Dependent Claim
14 words
A fuel composition as defined by claim 1, wherein said compound is N(3-oleylamino propyl)phthalimide.
Claim 18
Dependent Claim
14 words
A fuel composition as defined by claim 1, wherein said compound is N-(3-stearyl amino-propyl)phthalimide.
Claim 19
Dependent Claim
26 words
A fuel composition as defined by claim 8, wherein said member represents from 10 to 250 parts per million of parts by weight of said gasoline.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-03-24 | 1978-09-23 | 1979-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-03-24 | 1982-09-23 | 1983-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-03-24 | 1986-09-23 | 1987-03-25 | $7700.00 | Window Closed / Lapsed |