Patents by Inventor William R. S. Barton

William R. S. Barton 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).

  • Publication number: 20240254406
    Abstract: The disclosed technology relates to a lubricant composition for automotive or industrial gears, as well as axles and bearings, the automotive or industrial gear oil containing an oil of lubricating viscosity, an optional phosphate and/or thiophosphate compound, a particular sulfurized olefin, either a metal thiophosphate compound, such as zinc dialkyldithiophosphate, a thiadiazole functionalized dispersant, or a mixture thereof, and a hydroxyalkylamine containing booster, as well as a method of improving automotive or industrial gear operating efficiency and temperature by lubricating such automotive or industrial gears with the automotive or industrial gear oil.
    Type: Application
    Filed: August 12, 2022
    Publication date: August 1, 2024
    Applicant: The Lubrizol Corporation
    Inventors: Brian B. Filippini, William R.S. Barton
  • Publication number: 20240199974
    Abstract: The instant disclosure generally relates to lubricating compositions having an oil of lubricating viscosity, an ashless phosphorus-containing antiwear agent an alkaline earth metal detergent, an ashless antioxidant, and an ashless dispersant where the lubricating compositions are substantially free of zinc and methods of lubricating an engine with such lubricating compositions. The instant lubricating compositions are useful as alternative lubricating compositions the reduce and/or eliminate zinc to achieve a desired performance goal of the lubricating composition.
    Type: Application
    Filed: April 1, 2022
    Publication date: June 20, 2024
    Applicant: The Lubrizol Corporation
    Inventors: Paul R. Vincent, William R.S. Barton, Emma Fahey, Yanshi Zhang, Mark C. Davies, Ewan E. Delbridge
  • Publication number: 20240150669
    Abstract: The disclosed technology relates to lubricants for driveline and industrial gears containing a combination of viscosity modifiers along with optional esters, as well as a method of lubricating driveline and industrial gears with such a lubricant.
    Type: Application
    Filed: February 28, 2022
    Publication date: May 9, 2024
    Applicant: The Lubrizol Corporation
    Inventors: Patricia Standen, William R.S. Barton, Thomas S. Corrigan, Sona Sivakova
  • Publication number: 20240084211
    Abstract: The disclosed technology relates to a lubricating composition comprising an oil of lubricating viscosity and an ashless basic amine additive selected from a secondary amine containing ?-carbon aromatic substitution. The basic secondary amine additives used in the lubricating oils of the disclosed technology impart basicity measured as total base number (TBN) without adding sulfated ash. Lubricating oils containing the basic secondary amine additives of the disclosed technology simultaneously achieve seals compatibility, deposit, and corrosion control.
    Type: Application
    Filed: January 6, 2022
    Publication date: March 14, 2024
    Applicant: The Lubrizol Corporation
    Inventors: Daniel J. Saccomando, Yanshi Zhang, John-Louis DiFlavio, Ewan E. Delbridge, William R.S. Barton
  • Publication number: 20240052256
    Abstract: A lubricating composition including an oil of lubricating viscosity and a benzazepine compound. Methods of using such lubricating compositions are also disclosed.
    Type: Application
    Filed: December 22, 2021
    Publication date: February 15, 2024
    Inventors: Scott Capitosti, Daniel J. Saccomando, Thomas S. Corrigan, Zack Palchak, Richard J. Myerson, Zach Rodgers, Jason J. Hanthorn, Christopher M. Rasik, Binbin Guo, Yanshi Zhang, William R.S. Barton
  • Patent number: 11859148
    Abstract: The disclosed technology relates to a lubricating composition comprising an oil of lubricating viscosity and an ashless basic amine additive selected from a N-aralkyl ?-carbonyl functional amine. The basic amine additives used in the lubricating oils of the disclosed technology impart basicity measured as total base number (TBN) without adding sulfated ash. Lubricating oils containing the basic amine additives of the disclosed technology simultaneously achieve seal compatibility, deposit, and corrosion control.
    Type: Grant
    Filed: July 1, 2020
    Date of Patent: January 2, 2024
    Assignee: The Lubrizol Corporation
    Inventors: Daniel J. Saccomando, William R. S. Barton, Amelia Stoneley, Yanshi Zhang, Ewan E. Delbridge
  • Publication number: 20230416632
    Abstract: The disclosed technology relates to a lubricant composition for automotive gears, axles and bearings, the lubricant composition containing an oil of lubricating viscosity and a metal thiophosphate compound, such as zinc dialkyldithiophosphate, as well as a method of obtaining extreme pressure performance in automotive gears, axles and bearings at lower sulfur content than is typical, by lubricating such automotive gears, axles and bearings with a lubricant composition containing a metal thiophosphate compound, such as zinc dialkyldithiophosphate.
    Type: Application
    Filed: June 20, 2023
    Publication date: December 28, 2023
    Applicant: The Lubrizol Corporation
    Inventors: William R.S. Barton, Brian B. Filippini
  • Patent number: 11732208
    Abstract: The disclosed technology relates to a lubricant composition for automotive gears, axles and bearings, the lubricant composition containing an oil of lubricating viscosity and a metal thiophosphate compound, such as zinc dialkyldithiophosphate, as well as a method of obtaining extreme pressure performance in automotive gears, axles and bearings at lower sulfur content than is typical, by lubricating such automotive gears, axles and bearings with a lubricant composition containing a metal thiophosphate compound, such as zinc dialkyldithiophosphate.
    Type: Grant
    Filed: August 1, 2019
    Date of Patent: August 22, 2023
    Inventors: William R. S. Barton, Brian B. Filippini
  • Publication number: 20230174886
    Abstract: The disclosed technology relates to an automotive or industrial gear oil for automotive or industrial gears, as well as axles and bearings, the automotive or industrial gear oil containing an oil of lubricating viscosity, an optional phosphate and/or thiophosphate compound, a particular sulfurized olefin, and a metal thiophosphate compound, such as zinc dialkyldithiophosphate, as well as a method of improving automotive or industrial gear operating efficiency and temperature by lubricating such automotive or industrial gears with the automotive or industrial gear oil.
    Type: Application
    Filed: April 19, 2021
    Publication date: June 8, 2023
    Applicant: The Lubrizol Corporation
    Inventors: Brian B. Filippini, William R.S. Barton
  • Patent number: 11643612
    Abstract: There is disclosed an antifoam component for a mechanical device which includes a fluorinated poly(acrylate) copolymer. The antifoam component has improved foam performance and thermal stability in finished fluids, such as driveline fluids.
    Type: Grant
    Filed: September 21, 2017
    Date of Patent: May 9, 2023
    Assignee: The Lubrizol Corporation
    Inventors: Donald J. Knobloch, Kevin J. Hughes, Michael E. Huston, William R. S. Barton, Dennis M. Dishong, David M. Nickerson
  • Publication number: 20230002697
    Abstract: The disclosed technology relates to lubricants for driveline and industrial gears containing a mono-ester or a mixture of mono- and di-esters, as well as a method of lubricating driveline and industrial gears with such a lubricant.
    Type: Application
    Filed: October 1, 2020
    Publication date: January 5, 2023
    Inventors: Kamalakumari K. Salem, William R.S. Barton, Thomas S. Corrigan, Sona Sivakova
  • Publication number: 20220259514
    Abstract: The disclosed technology relates to a lubricating composition comprising an oil of lubricating viscosity and an ashless basic amine additive selected from a N-aralkyl ?-carbonyl functional amine. The basic amine additives used in the lubricating oils of the disclosed technology impart basicity measured as total base number (TBN) without adding sulfated ash. Lubricating oils containing the basic amine additives of the disclosed technology simultaneously achieve seal compatibility, deposit, and corrosion control.
    Type: Application
    Filed: July 1, 2020
    Publication date: August 18, 2022
    Applicant: The Lubrizol Corporation
    Inventors: Daniel J. Saccomando, William R.S. Barton, Amelia Stoneley, Yanshi Zhang, Ewan E. Delbridge
  • Patent number: 11384308
    Abstract: A lubricant composition comprising an oil of lubricating viscosity and 0.01 to 5 percent by weight of a substantially sulfur-free alkyl phosphate amine salt, where at least 30 mole percent of the phosphorus atoms are in an alkyl pyrophosphate salt structure, exhibits good antiwear performance. In the phosphate amine salt, at least 80 mole percent of the alkyl groups are typically secondary alkyl groups of 3 to 12 carbon atoms.
    Type: Grant
    Filed: July 17, 2017
    Date of Patent: July 12, 2022
    Assignee: The Lubrizol Corporation
    Inventors: William R. S. Barton, Daniel J. Saccomando, Jamal Kassir, Paul E. Adams, Lisa Blanazs, Michael R. Sutton, Stephen J. Cook, Paul R. Vincent, Ewan E. Delbridge, Yanshi Zhang
  • Patent number: 11352582
    Abstract: A lubricant composition comprising an oil of lubricating viscosity and 0.01 to 5 percent by weight of a substantially sulfur-free alkyl phosphate amine salt, where at least 30 mole percent of the phosphorus atoms are in an alkyl pyrophosphate salt structure, exhibits good antiwear performance. In the phosphate amine salt, at least 80 mole percent of the alkyl groups are typically secondary alkyl groups of 3 to 12 carbon atoms.
    Type: Grant
    Filed: October 27, 2016
    Date of Patent: June 7, 2022
    Assignee: The Lubrizol Corporation
    Inventors: Jamal Kassir, William R. S. Barton, Paul E. Adams, Lisa Blanazs
  • Publication number: 20210363456
    Abstract: The disclosed technology relates to a lubricant composition for automotive or industrial gears, as well as axles and bearings, the lubricant composition containing an oil of lubricating viscosity and a metal alkylthiophosphate compound, such as zinc dialkyldithiophosphate, as well as a method of obtaining extreme pressure performance in automotive or industrial gears, axles and bearings at lower sulfur content than is typical, by lubricating such automotive or industrial gears, axles and bearings with a lubricant composition containing a metal alkylthiophosphate compound, such as zinc dialkyldithiophosphate.
    Type: Application
    Filed: November 6, 2019
    Publication date: November 25, 2021
    Inventor: William R.S. Barton
  • Patent number: 11180710
    Abstract: A lubricant composition is provided containing an oil of lubricating viscosity and a substantially sulfur-free alkyl phosphate amine salt, where at least 30 mole percent of the phosphorus atoms are in an alkyl pyrophosphate salt structure, along with either or both of a conventional phosphorous containing antiwear additive and a glycerol ester. In the phosphate amine salt, at least 80 mole percent of the alkyl groups are typically secondary alkyl groups of 3 to 12 carbon atoms. A method of improving wear over a wide temperature range in a mechanical device is also provided by employing the lubricant composition.
    Type: Grant
    Filed: April 25, 2018
    Date of Patent: November 23, 2021
    Assignee: The Lubrizol Corporation
    Inventors: Brian B. Filippini, Suzanne Patterson, William R. S. Barton
  • Patent number: 11180711
    Abstract: A lubricant composition of an oil of lubricating viscosity, a grafted copolymer viscosity modifier that is an ashless condensation reaction product of an olefin polymer, having a number average molecular weight of about 1000 to about 10,000, comprising carboxylic acid or equivalent functionality grafted onto the polymer backbone, with a monoamine or a polyamine often having a single primary amino group, which exhibits good dispersancy and viscometric performance in a driveline device.
    Type: Grant
    Filed: August 16, 2018
    Date of Patent: November 23, 2021
    Assignee: The Lubrizol Corporation
    Inventors: Sona Sivakova, David M. Nickerson, Paul Simon O'Hora, William R. S. Barton
  • Patent number: 11168278
    Abstract: A lubricant composition comprising an oil of lubricating viscosity and about 0.01 to about 5 percent by weight of a (thio)phosphoric acid salt (“phos-amine salt”) of at least one hydrocarbyl amine. The hydrocarbyl amine may be a hindered hydrocarbyl amine, an aromatic hydrocarbyl amine, or a combination thereof.
    Type: Grant
    Filed: July 17, 2017
    Date of Patent: November 9, 2021
    Assignee: The Lubrizol Corporation
    Inventors: William R. S. Barton, Daniel J. Saccomando, Michael R. Sutton, Stephen J. Cook, Paul R. Vincent, Ewan E. Delbridge, Shawn Dickess, Yanshi Zhang
  • Patent number: 11072758
    Abstract: The invention provides a lubricant composition comprising an oil of lubricating viscosity and a protic acid salt of an N-hydrocarbyl-substituted gamma-(?-) or delta-amino(thio)ester. The invention further relates to a method of lubricating a mechanical device with the lubricant composition.
    Type: Grant
    Filed: November 4, 2016
    Date of Patent: July 27, 2021
    Assignee: Lubrizol Corporation
    Inventors: Daniel J. Saccomando, William R. S. Barton, Ewan E. Delbridge, Patrick E. Mosier
  • Publication number: 20210222082
    Abstract: The disclosed technology relates to a lubricant composition for automotive gears, axles and bearings, the lubricant composition containing an oil of lubricating viscosity and a metal thiophosphate compound, such as zinc dialkyldithiophosphate, as well as a method of obtaining extreme pressure performance in automotive gears, axles and bearings at lower sulfur content than is typical, by lubricating such automotive gears, axles and bearings with a lubricant composition containing a metal thiophosphate compound, such as zinc dialkyldithiophosphate.
    Type: Application
    Filed: August 1, 2019
    Publication date: July 22, 2021
    Applicant: The Lubrizol Corporation
    Inventors: William R.S. Barton, Brian B. Filippini