Inventor · disambiguated record
Stephen J. Cook
Also filed as: COOK STEPHEN J · COOK STEPHEN JAMES
34 granted patents·22 pending applications·197 citations·filing 1989–2021
96Inventor score
Files withLUBRIZOL CORP25BP CHEMICALS ADDITIVES11COOK STEPHEN J5LUBRIZOL ADIBIS HOLDINGS LTD3MAYHEW ALEXANDRA3
Top patents by PatentIndex Score
56 records- 0191US10005979B2Lubricant composition containing an antiwear agentLUBRIZOL CORP·Filed 2015·Granted Jun 26, 2018·4 cites·39 claims
- 0288US11384308B2Alkyl phosphate amine salts for use in lubricantsLUBRIZOL CORP·Filed 2017·Granted Jul 12, 2022·2 cites·14 claims
- 0386US11168278B2Alkyl phosphate amine salts for use in lubricantsLUBRIZOL CORP·Filed 2017·Granted Nov 9, 2021·2 cites·15 claims
- 0485US10260019B2Hydroxyaromatic succinimide detergents for lubricating compositionsLUBRIZOL CORP·Filed 2017·Granted Apr 16, 2019·3 cites·19 claims
- 0583US8877694B2Asphaltene dispersant containing lubricating compositionsJONES JOANNE L·Filed 2012·Granted Nov 4, 2014·4 cites·14 claims
- 0683US7939478B2Method of lubricating a marine diesel engineLUBRIZOL CORP·Filed 2006·Granted May 10, 2011·5 cites·19 claims
- 0779US7651984B2Lubricant from water in oil emulsion with suspended solid baseLUBRIZOL CORP·Filed 2002·Granted Jan 26, 2010·24 cites·28 claims
- 0877US5792735ALubricating oil compositionsBP CHEMICALS ADDITIVES·Filed 1997·Granted Aug 11, 1998·32 cites·9 claims
- 0975US5114601AOverbased calixarates, compositions containing them and use as lubricating oil additivesBP CHEMICALS ADDITIVES·Filed 1991·Granted May 19, 1992·21 cites·10 claims
- 1074US8354362B2Polymer and lubricating compositions thereofLUBRIZOL CORP·Filed 2007·Granted Jan 15, 2013·3 cites·7 claims
- 1173US9528068B2Lubricants with good TBN retentionDAVIES MARK C·Filed 2012·Granted Dec 27, 2016·1 cites·12 claims
- 1268US7928043B2Lubricating compositionsLUBRIZOL CORP·Filed 2006·Granted Apr 19, 2011·1 cites·8 claims
- 1365US2021309932A1Lubricating CompositionsLUBRIZOL CORP·Filed 2021·Application pending·0 cites
- 1465US2021269734A1Polyisobutylene-substituted phenol, derivatives thereof, and lubricating compositions containing the polyisobutylene-substituted phenol and its derivativesLUBRIZOL CORP·Filed 2021·Application pending·0 cites
- 1565US2021269732A1Lubricating CompositionsLUBRIZOL CORP·Filed 2021·Application pending·0 cites
- 1664US7456136B2Linear compounds containing phenolic and salicylic unitsLUBRIZOL CORP·Filed 2002·Granted Nov 25, 2008·6 cites·15 claims
- 1761US2020377815A1Polyisobutylene-substituted phenol, derivatives thereof, and lubricating compositions containing the polyisobutylene-substituted phenol and its derivativesLUBRIZOL CORP·Filed 2017·Application pending·0 cites
- 1861US2020318025A1Lubricating CompositionsLUBRIZOL CORP·Filed 2017·Application pending·0 cites
- 1958US2020318029A1Lubricating CompositionsLUBRIZOL CORP·Filed 2017·Application pending·0 cites
- 2057US2013019832A1Lubricating CompositionsLUBRIZOL CORP·Filed 2012·Application pending·0 cites
- 2156US5205946AProcess for the production of overbased calixaratesBP CHEMICALS ADDITIVES·Filed 1992·Granted Apr 27, 1993·16 cites·14 claims
- 2254US10077413B2Lubricating composition containing a detergentLUBRIZOL CORP·Filed 2014·Granted Sep 18, 2018·0 cites·16 claims
- 2354US2011030648A1Marine Diesel Cylinder Lubricants for Fuel EfficiencyLUBRIZOL CORP·Filed 2008·Application pending·0 cites
- 2452US2012295826A1Method of Lubricating an Internal Combustion EngineMAYHEW ALEXANDRA·Filed 2012·Application pending·0 cites
- 2551US5145984ABis-succinimide derivativesBP CHEMICALS ADDITIVES·Filed 1990·Granted Sep 8, 1992·3 cites·3 claims
- 2651US2009305924A1Method of Lubricating an Internal Combustion EngineMAYHEW ALEXANDRA·Filed 2007·Application pending·0 cites
- 2750US10745638B2Marine diesel lubricating compositionLUBRIZOL CORP·Filed 2015·Granted Aug 18, 2020·0 cites·11 claims
- 2850US5674821ADetergent compositionsBP CHEMICALS ADDITIVES·Filed 1995·Granted Oct 7, 1997·12 cites·8 claims
- 2949US8481469B2Rust inhibitors to minimize turbo sludgeCOOK STEPHEN J·Filed 2009·Granted Jul 9, 2013·0 cites·8 claims
- 3048US10577556B2Michael adduct amino esters as total base number boosters for marine diesel engine lubricating compositionsLUBRIZOL CORP·Filed 2016·Granted Mar 3, 2020·0 cites·15 claims
- 3148US8623799B2Marine diesel cylinder lubricantMAYHEW ALEXANDRA·Filed 2009·Granted Jan 7, 2014·0 cites·13 claims
- 3248US8476209B2Aminic antioxidants to minimize turbo sludgeCOOK STEPHEN J·Filed 2009·Granted Jul 2, 2013·0 cites·8 claims
- 3348US5397484AAlkaline earth metal sulphurised hydrocarbyl phenate-containing additive concentrate, process for its production and use thereofBP CHEMICALS ADDITIVES·Filed 1993·Granted Mar 14, 1995·8 cites·22 claims
- 3447US9115615B2Lubricating oil composition with anti-mist additiveCOOK STEPHEN J·Filed 2011·Granted Aug 25, 2015·0 cites·18 claims
- 3547US2011160108A1Alkali metal salts to minimize turbo sludgeLUBRIZOL CORPORTATION·Filed 2009·Application pending·0 cites
- 3647US2008121206A1Lubricating CompositionsLEAHY RICHARD·Filed 2005·Application pending·0 cites
- 3747US2015315510A1Process for producing an overbased metal detergentLUBRIZOL CORP·Filed 2013·Application pending·0 cites
- 3845US7678746B2Lubricating compositions containing sulphonates and phenatesLUBRIZOL CORP·Filed 2005·Granted Mar 16, 2010·0 cites·20 claims
- 3944US6008166ADetergent compositionsLUBRIZOL ADIBIS HOLDINGS LTD·Filed 1997·Granted Dec 28, 1999·9 cites·10 claims
- 4044US2020377817A1Lubricating CompositionsLUBRIZOL CORP·Filed 2017·Application pending·0 cites
- 4144US2014228265A1Bridged Alkylphenol CompoundsLUBRIZOL CORP·Filed 2012·Application pending·0 cites
- 4244US2008207473A1Emulsion CompositionLUBRIZOL CORP·Filed 2006·Application pending·0 cites
- 4343US5286873ASuccinimide derivatives and processes for their preparationBP CHEMICALS ADDITIVES·Filed 1992·Granted Feb 15, 1994·4 cites·11 claims
- 4442US5616543ALubricating oil compositionsBP CHEMICALS ADDITIVES·Filed 1996·Granted Apr 1, 1997·7 cites·9 claims
- 4542US5589445AOverbased metal salts, their preparation and useBP CHEMICALS ADDITIVES·Filed 1995·Granted Dec 31, 1996·9 cites·21 claims
- 4642US2012266837A1Asphaltene Dispersant Containing Lubricating CompositionsBARTON WILLIAM R S·Filed 2010·Application pending·0 cites
- 4740US6028039AHighly overbased lubricating oil additive concentrates their preparation and useLUBRIZOL ADIBIS HOLDINGS LTD·Filed 1997·Granted Feb 22, 2000·4 cites·14 claims
- 4840US5945388ALubricating oil compositionsLUBRIZOL ADIBIS HOLDINGS LTD·Filed 1994·Granted Aug 31, 1999·5 cites·9 claims
- 4940US5356550ALubricating oil additivesBP CHEMICALS ADDITIVES·Filed 1989·Granted Oct 18, 1994·6 cites·11 claims
- 5040US2011143977A1Lubricating Compositions Containing Sulphonates and PhenatesCOOK STEPHEN J·Filed 2005·Application pending·0 cites
Showing the top 50 of 56 patent records by PatentIndex Score.
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