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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US39804482 May 197314 Sep 1976Institut Francais du Petrole, des Carburants et Lubrifiants et Entreprise de Recherches et d'Activities Petrolieres ElfOrganic compounds for use as fuel additives
US446038111 May 198317 Jul 1984Texaco Inc.Process for stabilizing fuels and stabilized fuel produced thereby
US44710919 Ago 198211 Sep 1984The Lubrizol CorporationCombinations of carboxylic acylating agents substituted with olefin polymers of high and low molecular weight mono-olefins, derivatives thereof, and fuels and lubricants containing same
US44865739 Ago 19824 Dic 1984The Lubrizol CorporationCarboxylic acylating agents substituted with olefin polymers of high molecular weight mono-olefins, derivatives thereof, and fuels and lubricants containing same
US44891949 Ago 198218 Dic 1984The Lubrizol CorporationCarboxylic acylating agents substituted with olefin polymers of high/low molecular weight mono-olefins, derivatives thereof, and fuels and lubricants containing same
US45015972 Jul 198426 Feb 1985Texaco Inc.Detergent fuel composition containing alkenylsuccinimide oxamides
US45644609 Ago 198214 Ene 1986The Lubrizol CorporationHydrocarbyl-substituted carboxylic acylating agent derivative containing combinations, and fuels containing same
US457552612 Mar 198511 Mar 1986The Lubrizol CorporationHydrocarbyl substituted carboxylic acylaging agent derivative containing combinations, and fuels containing same
US459666319 Oct 198424 Jun 1986The Lubrizol CorporationCarboxylic acylating agents substituted with olefin polymers of high molecular weight mono-olefins, derivatives thereof, and fuels and lubricants containing same
US461334216 Oct 198523 Sep 1986The Lubrizol CorporationHydrocarbyl substituted carboxylic acylating agent derivative containing combinations, and fuels containing same
US462368416 Oct 198518 Nov 1986The Lubrizol CorporationHydrocarbyl substituted carboxylic acylating agent derivative containing combinations, and fuels containing same
US464739016 Ene 19863 Mar 1987Chevron Research CompanyLubricating oil compositions containing modified succinimides (V)
US464888616 Ene 198610 Mar 1987Chevron Research CompanyModified succinimides (V)
US465415612 Sep 198531 Mar 1987Mobil Oil CorporationSulfurized olefins as antiwear additives and compositions thereof
US466127413 Ene 198628 Abr 1987Mobil Oil CorporationAdditive for lubricants and hydrocarbon fuels comprising reaction products of olefins, sulfur, hydrogen sulfide and nitrogen containing polymeric compounds
US468605424 Jun 198611 Ago 1987Exxon Research & Engineering Co.Succinimide lubricating oil dispersant
US47131872 Mar 198715 Dic 1987Chevron Research CompanyLubricating oil compositions containing modified succinimides (V)
US478642524 Abr 198722 Nov 1988Mobil Oil CorporationAdditive for lubricants and hydrocarbon fuels comprising reaction products of olefins, sulfur, hydrogen sulfide and polymeric succinimide compounds
US482043224 Jul 198711 Abr 1989Exxon Chemical Patents Inc.Lactone-modified, Mannich base dispersant additives useful in oleaginous compositions
US48636249 Sep 19875 Sep 1989Exxon Chemical Patents Inc.Dispersant additives mixtures for oleaginous compositions
US48661397 Oct 198612 Sep 1989Exxon Chemical Patents Inc.Lactone modified, esterified dispersant additives useful in oleaginous compositions
US48661407 Oct 198612 Sep 1989Exxon Chemical Patents Inc.Lactone modified adducts or reactants and oleaginous compositions containing same
US48661417 Oct 198612 Sep 1989Exxon Chemical Patents Inc.Lactone modified, esterfied or aminated additives useful in oleaginous compositions and compositions containing same
US487019712 Dic 198626 Sep 1989Exxon Chemical Patents Inc.Method for preparing salts of polyolefinic substituted dicarboxylic acids
US49063947 Oct 19866 Mar 1990Exxon Chemical Patents Inc.Lactone modified mono-or dicarboxylic acid based adduct dispersant compositions
US49433826 Abr 198824 Jul 1990Exxon Chemical Patents Inc.Lactone modified dispersant additives useful in oleaginous compositions
US495427631 Ago 19894 Sep 1990Exxon Chemical Patents Inc.Lactone modified adducts or reactants and oleaginous compositions containing same
US495427731 Ago 19894 Sep 1990Exxon Chemical Patents Inc.Lactone modified, esterified or aminated additives useful in oleaginous compositions and compositions containing same
US49717119 Ene 198920 Nov 1990Exxon Chemical Patents, Inc.Lactone-modified, mannich base dispersant additives useful in oleaginous compositions
US499759423 Ene 19905 Mar 1991The Lubrizol CorporationCompositions, concentrates, lubricant compositions, fuel compositions and methods for improving fuel economy of internal combustion engines
US503232028 Feb 199116 Jul 1991Exxon Chemical Patents Inc.Lactone modified mono- or dicarboxylic acid based adduct dispersant compositions
US504162228 Nov 199020 Ago 1991The Lubrizol CorporationThree-step process for making substituted carboxylic acids and derivatives thereof
US52924442 Oct 19928 Mar 1994Exxon Research and Engineering CompanyLube oil compositions containing fullerene-grafted polymers
US52928132 Oct 19928 Mar 1994Exxon Research & Engineering Co.Fullerene-grafted polymers and processes of making
US535865113 Dic 199025 Oct 1994The Lubrizol CorporationCompositions, concentrates, lubricant compositions, fuel composition and methods for improving fuel economy of internal combustion engines
US543010522 Nov 19934 Jul 1995Exxon Chemical Patents Inc.Low sediment process for forming borated dispersant
US543960730 Dic 19938 Ago 1995Exxon Chemical Patents Inc.Multifunctional viscosity index improver-dispersant antioxidant
US549880922 May 199512 Mar 1996Exxon Chemical Patents Inc.Polymers derived from ethylene and 1-butene for use in the preparation of lubricant dispersant additives
US55543109 Jun 199410 Sep 1996Exxon Chemical Patents Inc.Trisubstituted unsaturated polymers
US562943425 Sep 199513 May 1997Exxon Chemical Patents IncFunctionalization of polymers based on Koch chemistry and derivatives thereof
US564385917 Jun 19941 Jul 1997Exxon Chemical Patents Inc.Derivatives of polyamines with one primary amine and secondary of tertiary amines
US564633217 Jun 19948 Jul 1997Exxon Chemical Patents Inc.Batch Koch carbonylation process
US565053617 Jun 199422 Jul 1997Exxon Chemical Patents Inc.Continuous process for production of functionalized olefins
US566313011 Mar 19962 Sep 1997Exxon Chemical Patents IncPolymers derived from ethylene and 1-butene for use in the preparation of lubricant dispersant additives
US56987226 Jun 199516 Dic 1997Exxon Chemical Patents Inc.Functionalization of polymers based on Koch chemistry and derivatives thereof
US570325616 Dic 199630 Dic 1997Exxon Chemical Patents Inc.Functionalization of polymers based on Koch chemistry and derivatives thereof
US57170396 Jun 199510 Feb 1998Exxon Chemical Patents Inc.Functionalization of polymers based on Koch chemistry and derivatives thereof
US576704615 May 199716 Jun 1998Exxon Chemical CompanyFunctionalized additives useful in two-cycle engines
US577356717 Jun 199630 Jun 1998Exxon Chemical Patents IncCarboxylic amide-containing polymers for use as fuel or lubricating oil additives and processes for their preparation
US578935611 Feb 19974 Ago 1998Exxon Chemical Patents IncSynergistic combinations for use in functional fluid compositions
US603093014 May 199729 Feb 2000Exxon Chemical Patents IncPolymers derived from ethylene and 1-butene for use in the preparation of lubricant disperant additives
US605153714 Abr 199318 Abr 2000Exxon Chemical Patents IncDispersant additive mixtures for oleaginous compositions
US60666056 Feb 199823 May 2000Infineum USA L.P.Carboxylic amide-containing polymers for use as fuel or lubricating oil additives and processes for their preparation
US61273215 Sep 19913 Oct 2000Exxon Chemical Patents IncOil soluble dispersant additives useful in oleaginous compositions
US630680222 Abr 199723 Oct 2001Exxon Chemical Patents Inc.Mixed antioxidant composition
US635507425 May 199512 Mar 2002Exxon Chemical Patents INCOil soluble dispersant additives useful in oleaginous compositions
US782060212 Jul 200626 Oct 2010King Industries, Inc.Amine tungstates and lubricant compositions
US794763627 Feb 200424 May 2011Afton Chemical CorporationPower transmission fluids
US80805003 Abr 200820 Dic 2011King Industries, Inc.Amine tungstates and lubricant compositions