Patents by Inventor Stuart L. Bartley
Stuart L. Bartley has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240141244Abstract: Fuel additive compositions having at least one acylated detergent, at least one Mannich detergent, and at least one polyether and/or polyetheramine. The acylated detergent may be the reaction product of a hydrocarbyl-substituted acylating agent and a nitrogen containing compound having at least one amino group, that may optionally be quaternizable, and at least one oxygen or nitrogen atom capable of reacting with the hydrocarbyl-substituted acylating agent. The compositions are useful for reducing the formation of carbonaceous deposits and/or cleaning carbonaceous deposits in an engine, such as a gasoline direct injection engine.Type: ApplicationFiled: December 22, 2021Publication date: May 2, 2024Inventors: Stuart L. Bartley, Garrett Parker, Paul R. Stevenson, Jeremy Cleron, Hannah Greenfield
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Publication number: 20220411705Abstract: Methods of reducing stochastic pre-ignition events and/or carbonaceous deposits in a gasoline-fueled engine by adding at least 10 ppm by weight of a compound having at least one alkyl succinic acid group to a gasoline fuel, wherein said compound is the product of (a) and (b), wherein: (a) is an amine with at least one tertiary nitrogen, water, or a hydrocarbyl substituted alcohol; and (b) is a hydrocarbyl-substituted succinic acid and/or anhydride.Type: ApplicationFiled: November 22, 2019Publication date: December 29, 2022Inventors: Garrett Parker, Stuart L. Bartley, Alexander Michlberger, Anthony R. Frank, Michael D. Nicholls, Adam E. Franczak, David L. Spivey, Alexander Holmes, George S. Szappanos, Mark C. Davies
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Patent number: 11208603Abstract: Fuel compositions comprising at least 10 ppm by weight of a succinic ester acid amine salt or a succinamide acid amine salt (both “amine salt(s)”). The amine salt is the product of (a) and (b), wherein: (a) is an amine with (i) at least one tertiary nitrogen and (ii) at least one hydroxy alkyl functional group and/or at least one secondary amine functionality; and (b) is a hydrocarbyl-substituted succinic acid/or anhydride. The molar ratio of (a) to (b) may range from 3:1 to 1:3. The fuel composition may comprise gasoline, oxygenate, or mixtures thereof. Methods and uses for reducing carbonaceous deposits in an engine comprising operating the engine using the fuel composition having an amine salt therein.Type: GrantFiled: March 5, 2018Date of Patent: December 28, 2021Assignee: The Lubrizol CorporationInventors: Stuart L. Bartley, Matthew Nyce
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Patent number: 11124720Abstract: Additive compositions comprising (a) a hydroxycarboxylic acid; and (b) a compound derived from a hydrocarbyl-substituted succinic acid or anhydride wherein the ratio of (a) to (b) in the additive composition ranges from 1:9 to 9:1. The additive compositions may be added to a fuel. Methods of reducing wear in an engine comprising operating the engine using a fuel composition have the additive composition therein. The use of an additive composition in a fuel composition to reduce the fuel composition's coefficient of friction or to reduce wear in an engine.Type: GrantFiled: March 5, 2018Date of Patent: September 21, 2021Assignee: The Lubrizol CorporationInventors: Stuart L. Bartley, Paul R. Stevenson
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Patent number: 10781411Abstract: A cleaning composition, which is suitable for cleaning fuel delivery systems, air-intake systems, intake valves, and combustion chambers, includes at least 3 wt. % of a polyether component, at least 5 wt. % of a polar solvent, and at least 5 wt. % a non-polar solvent. The polyether component is selected from polyethers, polyetheramines, and mixtures thereof.Type: GrantFiled: January 15, 2016Date of Patent: September 22, 2020Assignee: The Lubrizol CorporationInventors: Stuart L. Bartley, Thomas R. Weyenberg, Michael D. Nicholls, Garrett Parker
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Publication number: 20200255756Abstract: Fuel compositions comprising at least 10 ppm by weight of a succinic ester acid amine salt or a succinamide acid amine salt (both “amine salt(s)”). The amine salt is the product of (a) and (b), wherein: (a) is an amine with (i) at least one tertiary nitrogen and (ii) at least one hydroxy alkyl functional group and/or at least one secondary amine functionality; and (b) is a hydrocarbyl-substituted succinic acid/or anhydride. The molar ratio of (a) to (b) may range from 3:1 to 1:3. The fuel composition may comprise gasoline, oxygenate, or mixtures thereof. Methods and uses for reducing carbonaceous deposits in an engine comprising operating the engine using the fuel composition having an amine salt therein.Type: ApplicationFiled: March 5, 2018Publication date: August 13, 2020Inventors: Stuart L. Bartley, Matthew Nyce
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Publication number: 20190382673Abstract: Additive compositions comprising (a) a hydroxycarboxylic acid; and (b) a compound derived from a hydrocarbyl-substituted succinic acid or anhydride wherein the ratio of (a) to (b) in the additive composition ranges from 1:9 to 9:1. The additive compositions may be added to a fuel. Methods of reducing wear in an engine comprising operating the engine using a fuel composition have the additive composition therein. The use of an additive composition in a fuel composition to reduce the fuel composition's coefficient of friction or to reduce wear in an engine.Type: ApplicationFiled: March 5, 2018Publication date: December 19, 2019Inventors: Stuart L. Bartley, Paul R. Stevenson
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Patent number: 9873847Abstract: This invention relates to compositions and methods for inhibiting corrosion and deposit formation in fuel handling equipment, with reduced or eliminated incidence of fuel filter plugging and internal diesel injector deposits (IDID) in the equipment that eventually employs the final commercially blended form of the fuel. More specifically, the invention relates to inhibiting corrosion from the walls of fuel pipelines and storage equipment and preventing deposits in engines.Type: GrantFiled: February 28, 2014Date of Patent: January 23, 2018Assignee: The Lubrizol CorporationInventors: Stuart L. Bartley, Mitchell M. Jackson, Zen-Yu Chang, David C. Arters, Anthony R. Frank
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Publication number: 20180002645Abstract: A cleaning composition, which is suitable for cleaning fuel delivery systems, air-intake systems, intake valves, and combustion chambers, includes at least 3 wt. % of a polyether component, at least 5 wt. % of a polar solvent, and at least 5 wt. % a non-polar solvent. The polyether component is selected from polyethers, polyetheramines, and mixtures thereof.Type: ApplicationFiled: January 15, 2016Publication date: January 4, 2018Applicant: THE LUBRIZOL CORPORATIONInventors: Stuart L. Bartley, Thomas R. Weyenberg, Michael D. Nicholls, Garrett Parker
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Patent number: 9631160Abstract: The present invention relates to functional fluid compositions containing friction modifiers, and specifically stable compositions containing friction modifiers with limited solubility in and/or limited compatibility with the functional fluids with which they are used. In particular the present invention deals with functional fluids used in internal combustion engines, such as engine oils, and friction modifiers that contain one or more amide functional groups, where the friction modifier is present in the functional fluid composition at levels that would otherwise cause the composition to be unstable and/or hazy.Type: GrantFiled: May 22, 2012Date of Patent: April 25, 2017Assignee: The Lubrizol CorporationInventors: James D. Burrington, Patrick E. Mosier, David C. Arters, Stuart L. Bartley
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Patent number: 9540581Abstract: The present invention relates to functional fluid compositions containing friction modifiers, and specifically stable compositions containing friction modifiers with limited solubility in and/or limited compatibility with the functional fluids with which they are used. In particular the present invention deals with functional fluids used in internal combustion engines, such as engine oils, and friction modifiers derived from hydroxy-carboxylic acids, where the friction modifier is present in the functional fluid composition at levels that would otherwise cause the composition to be unstable and/or hazy.Type: GrantFiled: May 21, 2012Date of Patent: January 10, 2017Assignee: The Lubrizol CorporationInventors: Stuart L. Bartley, Patrick E. Mosier, James D. Burrington, David C. Arters
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Patent number: 9309478Abstract: The invention relates to a lubricating composition comprising (a) at least 0.05 wt % of a non-aromatic metal carboxylate, wherein the metal carboxylate is derived from a branched carboxylic acid, and (b) an oil of lubricating viscosity. The invention further provides for the use of the lubricating composition for lubricating a limited slip differential.Type: GrantFiled: October 21, 2009Date of Patent: April 12, 2016Assignee: The Lubrizol CorporationInventors: Stuart L. Bartley, Mark R. Baker
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Publication number: 20160032208Abstract: This invention relates to compositions and methods for inhibiting corrosion and deposit formation in fuel handling equipment, with reduced or eliminated incidence of fuel filter plugging and internal diesel injector deposits (IDID) in the equipment that eventually employs the final commercially blended form of the fuel. More specifically, the invention relates to inhibiting corrosion from the walls of fuel pipelines and storage equipment and preventing deposits in engines.Type: ApplicationFiled: February 28, 2014Publication date: February 4, 2016Inventors: Stuart L. Bartley, Mitchell M. Jackson, Zen-Yu Chang, David C. Arters, Anthony R. Frank
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Publication number: 20160017250Abstract: An object of the present invention is to provide a lubricant composition for a limited slip differential comprising a major amount of an oil of lubricating viscosity and an oil soluble compound, as well as a method of using the same in a differential. The compound can be of formula R?NH(CH2)3NHCOR?, wherein R? can be a C8-28 amine, and —COR? can be derived from a C8-28 acid.Type: ApplicationFiled: February 18, 2014Publication date: January 21, 2016Inventors: Stuart L. Bartley, Shubhamita Basu
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Publication number: 20140107001Abstract: A composition useful as a lubricant for an automatic transmission comprises an oil of lubricating viscosity and a condensation product of an aromatic polycarboxylic acid or mixtures thereof or a reactive equivalent thereof, having at least two carboxylic groups situated so as to permit formation of a cyclic imide having 5 or 6 atoms in said cyclic structure; with an aliphatic primary amine or alcohol, containing 6 to 60 carbon atoms.Type: ApplicationFiled: May 8, 2012Publication date: April 17, 2014Applicant: THE LUBRIZOL CORPORATIONInventors: Daniel J. Saccomando, Richard J. Vickerman, Stuart L. Bartley, Jody A. Kocsis
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Publication number: 20140080743Abstract: The present invention relates to functional fluid compositions containing friction modifiers, and specifically stable compositions containing friction modifiers with limited solubility in and/or limited compatibility with the functional fluids with which they are used. In particular the present invention deals with functional fluids used in internal combustion engines, such as engine oils, and friction modifiers that contain one or more amide functional groups, where the friction modifier is present in the functional fluid composition at levels that would otherwise cause the composition to be unstable and/or hazy.Type: ApplicationFiled: May 22, 2012Publication date: March 20, 2014Applicant: THE LUBRIZOL CORPORATIONInventors: James D. Burrington, Patrick E. Mosier, David C. Arters, Stuart L. Bartley
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Publication number: 20140073543Abstract: The present invention relates to functional fluid compositions containing friction modifiers, and specifically stable compositions containing friction modifiers with limited solubility in and/or limited compatibility with the functional fluids with which they are used. In particular the present invention deals with functional fluids used in internal combustion engines, such as engine oils, and friction modifiers derived from hydroxy-carboxylic acids, where the friction modifier is present in the functional fluid composition at levels that would otherwise cause the composition to be unstable and/or hazy.Type: ApplicationFiled: May 21, 2012Publication date: March 13, 2014Applicant: THE LUBRIZOL CORPORATIONInventors: Stuart L. Bartley, Patrick E. Mosier, James D. Burrington, David C. Arters
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Patent number: 8575256Abstract: A product and processes comprising urethane polymer and at least one copolymer from a hydrophobic ethylenically unsaturated C4-C30 olefins copolymerized with polar monomers such as acrylates. One process optionally utilizes an acid source to modify/catalyze the reactivity of the polar monomer and/or radically activated repeat unit from the polar monomer to promote incorporation of the ethylenically unsaturated olefin. Other processes vary depending on which polymer if formed and/or dispersed first. The hybrid copolymer shows excellent adhesion to a variety of polymeric and/or polar substrates such as polyolefins, acrylate coatings, wood, etc.Type: GrantFiled: October 28, 2009Date of Patent: November 5, 2013Assignee: Lubrizol Advanced Materials, Inc.Inventors: Anthony D. Pajerski, Robert J. Pafford, IV, Naser Pourahmady, Libin Du, James D. Burrington, Stuart L. Bartley
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Patent number: 8551927Abstract: The invention relates to a lubricating composition containing (a) an oil of lubricating viscosity, and (b) an oil soluble compound with a >N—R—N< group, wherein R may be a hydrocarbylene group. The invention further provides for the use of the lubricating composition for lubricating a limited slip differential.Type: GrantFiled: May 23, 2011Date of Patent: October 8, 2013Assignee: The Lubrizol CorporationInventors: Daniel J. Saccomando, Stuart L. Bartley, Shubhamita Basu
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Publication number: 20130210689Abstract: The invention relates to a lubricating composition containing (a) an oil of lubricating viscosity, and (b) an oil soluble compound with a >N—R—N< group, wherein R may be a hydrocarbylene group. The invention further provides for the use of the lubricating composition for lubricating a limited slip differential.Type: ApplicationFiled: May 23, 2011Publication date: August 15, 2013Applicant: THE LUBRIZOL CORPORATIONInventors: Daniel J. Saccomando, Stuart L. Bartley, Shubhamita Basu