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Patentes

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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US413718528 Jul 197730 Ene 1979Exxon Research & Engineering Co.Stabilized imide graft of ethylene copolymeric additives for lubricants
US413968914 Mar 197713 Feb 1979Sandoz Ltd.Polymeric basic amides
US416980127 Dic 19772 Oct 1979Texaco Inc.Amine derivatives of lactam acid and their use as lubricating oil dispersants
US423319318 Oct 197811 Nov 1980Sandoz Ltd.Salts of polymeric basic amides
US444065816 Ene 19813 Abr 1984Mobil Oil CorporationAnti-rust compositions
US449152726 Abr 19821 Ene 1985The Lubrizol CorporationEster-heterocycle compositions useful as "lead paint" inhibitors in lubricants
US468605424 Jun 198611 Ago 1987Exxon Research & Engineering Co.Succinimide lubricating oil dispersant
US490639218 Abr 19866 Mar 1990The Lubrizol CorporationCoupled polyamine lubricant additives derived from hydrocarbyl polynitriles and polyamines
US492756224 Oct 198822 May 1990Texaco Inc.Elastomer-compatible oxalic acid acylated alkenylsuccinimides
US497688130 Ago 198911 Dic 1990The Lubrizol CorporationCoupled polyamine lubricant additives derived from hydrocarbyl polynitriles and polyamines
US503943631 Oct 199013 Ago 1991The Lubrizol CorporationCoupled polyamine lubricant additives derived from hydrocarbyl polynitriles and polyamines
US505305629 Jun 19891 Oct 1991Institut Francais du Petrole
Elf France
Hydroxyimidazolines and polyamine fuel additive compositions
US53343297 Oct 19882 Ago 1994The Lubrizol CorporationLubricant and functional fluid compositions exhibiting improved demulsibility
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
US603093014 May 199729 Feb 2000Exxon Chemical Patents IncPolymers derived from ethylene and 1-butene for use in the preparation of lubricant disperant additives
US604319913 Nov 199828 Mar 2000Exxon Research and Engineering Co.Corrosion inhibiting additive combination for turbine oils
US656981927 Sep 200127 May 2003Nippon Mitsubishi Oil CorporationLubricant compositions
US783395328 Ago 200616 Nov 2010Afton Chemical CorporationLubricant composition
US787977514 Jul 20061 Feb 2011Afton Chemical CorporationLubricant compositions
US788829913 Ene 200415 Feb 2011Afton Chemical Japan Corp.Extended drain, thermally stable, gear oil formulations
US790213314 Jul 20068 Mar 2011Afton Chemical CorporationLubricant composition
US794763627 Feb 200424 May 2011Afton Chemical CorporationPower transmission fluids