Patents by Inventor Jason J. Hanthorn

Jason J. Hanthorn 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).

  • Patent number: 12060537
    Abstract: Lubricant compositions comprising (a) an oil of lubricating viscosity and (b) a phosphonate ester other than a zinc salt. The phosphonate ester may be the reaction product of (i) phosphonic acid or a monomeric ester thereof with (ii) a propanediol having hydroxy groups in both the 1 and 3 positions and one or more of the carbon atoms of the propyl units are substituted with one or more alkyl groups such that the total number of carbon atoms in the propanediol ranges from 4 to 12. The molar ratio of (i) to (ii) may be 0.9:1.1 to 1.1 to 0.9.
    Type: Grant
    Filed: June 24, 2021
    Date of Patent: August 13, 2024
    Assignee: The Lubrizol Corporation
    Inventors: Jason J. Hanthorn, Amanda Freshwater, Christopher M. Rasik
  • 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
  • Publication number: 20230257675
    Abstract: Lubricant compositions comprising (a) an oil of lubricating viscosity and (b) a phosphonate ester other than a zinc salt. The phosphonate ester may be the reaction product of (i) phosphonic acid or a monomeric ester thereof with (ii) a propanediol having hydroxy groups in both the 1 and 3 positions and one or more of the carbon atoms of the propyl units are substituted with one or more alkyl groups such that the total number of carbon atoms in the propanediol ranges from 4 to 12. The molar ratio of (i) to (ii) may be 0.9:1.1 to 1.1 to 0.9.
    Type: Application
    Filed: June 24, 2021
    Publication date: August 17, 2023
    Inventors: Jason J. Hanthorn, Amanda Freshwater, Christopher M. Rosik
  • Patent number: 11459520
    Abstract: An additive for a lubricating composition includes an ionic tetrahedral borate compound which includes a cation and a tetrahedral borate anion having a boron atom, the boron atom has at least one aliphatic bidentate di-oxo ligand. The cation may be selected to provide detergent and/or dispersant and/or antioxidant properties to a lubricating composition.
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: October 4, 2022
    Assignee: The Lubrizol Corporation
    Inventors: James D. Burrington, Ewan E. Delbridge, Binbin Guo, Jason J. Hanthorn
  • Patent number: 11396589
    Abstract: The disclosed technology relates to a novel coupled 6-amino uracil derivative, and the use of the coupled 6-amino uracil derivative as a stabilizer in halogen containing polymer compounds. In particular, the disclosed technology relates to the use of a coupled 6-amino uracil derivative as a stabilizer in vinyl chloride compounds, such as, for example, chlorinated polyvinyl chloride (CPVC) compounds.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: July 26, 2022
    Assignee: Lubrizol Advanced Materials, Inc.
    Inventors: Adam Cox, Nicolas Proust, Jason J. Hanthorn, Li Nie
  • Patent number: 11162048
    Abstract: A lubricating composition includes an oil of lubricating viscosity, an N-alkyl naphthylamine, and at least one ashless antioxidant selected from a diarylamine antioxidant, a phenolic antioxidant, and mixtures thereof. The lubricating composition has a phosphorus content of less than 0.15 weight percent. The combination of the N-alkyl naphthylamine and ashless antioxidant provides a beneficial effect on the basicity of the composition without negatively impacting seals performance.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: November 2, 2021
    Assignee: The Lubrizol Corporation
    Inventors: Jason J. Hanthorn, Yanshi Zhang
  • Patent number: 11053449
    Abstract: Thioether-substituted phenols that are the reaction product of a thioether-substituted alcohol or thioether-substituted amine and a phenol with at least one pendant acyl group and have a ratio of sulfur groups to phenol groups of at least 1:1 and uses for thioether-substituted phenols. Methods of lubricating an internal combustion engine by contacting the internal combustion engine with a lubricating composition comprising a thioether-substituted phenol. Methods of reducing deposit formation and/or corrosion in an engine using a lubricating composition comprising a thioether-substituted phenol.
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: July 6, 2021
    Assignee: The Lubrizol Corporation
    Inventors: Yanshi Zhang, Jason J. Hanthorn
  • Patent number: 10774283
    Abstract: A fully-formulating lubricating composition comprising an oil of lubricating viscosity; an ionic tetrahedral borate compound including a tetrahedral borate anion having a boron atom with two bidentate di-oxo ligands both being a linear C18-tartrimide; a first dispersant comprising a conventional ammonium substituted polyisobutenyl succinimide compound having a polyisobutenyl number average molecular weight of 750 to 2,500; a second dispersant comprising an ammonium substituted polyisobutenyl succinimde compound having an N:CO ratio of 1.8 and a polyisobutylenyl number average molecular weight of 750 to 2,500, wherein one or more of the first dispersant and the second dispersant are in cationic form. The fully formulated lubricating composition including one or more performance additives.
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: September 15, 2020
    Assignee: The Lubrizol Corporation
    Inventors: James D. Burrington, Ewan E. Delbridge, Binbin Guo, Jason J. Hanthorn
  • Publication number: 20200239805
    Abstract: Thioether-substituted phenols that are the reaction product of a thioether-substituted alcohol or thioether-substituted amine and a phenol with at least one pendant acyl group and have a ratio of sulfur groups to phenol groups of at least 1:1 and uses for thioether-substituted phenols. Methods of lubricating an internal combustion engine by contacting the internal combustion engine with a lubricating composition comprising a thioether-substituted phenol. Methods of reducing deposit formation and/or corrosion in an engine using a lubricating composition comprising a thioether-substituted phenol.
    Type: Application
    Filed: November 8, 2016
    Publication date: July 30, 2020
    Inventors: Yanshi Zhang, Jason J. Hanthorn
  • Publication number: 20200048432
    Abstract: The disclosed technology relates to a novel coupled 6-amino uracil derivative, and the use of the coupled 6-amino uracil derivative as a stabilizer in halogen containing polymer compounds. In particular, the disclosed technology relates to the use of a coupled 6-amino uracil derivative as a stabilizer in vinyl chloride compounds, such as, for example, chlorinated polyvinyl chloride (CPVC) compounds.
    Type: Application
    Filed: October 16, 2019
    Publication date: February 13, 2020
    Inventors: Adam Cox, Nicolas Proust, Jason J. Hanthorn, Li Nie
  • Publication number: 20190367833
    Abstract: A lubricating composition includes an oil of lubricating viscosity, an N-alkylated dianiline compound, and at least one of a) an ashless antioxidant, and b) an overbased calcium detergent. The ashless antioxidant may be selected from a diarylamine antioxidant, a phenolic antioxidant, and combinations thereof. The lubricating composition may contain less than 0.15 weight percent of phosphorus.
    Type: Application
    Filed: December 13, 2017
    Publication date: December 5, 2019
    Applicant: THE LUBRIZOL CORPORATION
    Inventors: Jason J. Hanthorn, Yanshi Zhang
  • Publication number: 20190316056
    Abstract: A lubricating composition includes an oil of lubricating viscosity, an N-alkyl naphthylamine, and at least one ashless antioxidant selected from a diarylamine antioxidant, a phenolic antioxidant, and mixtures thereof. The lubricating composition has a phosphorus content of less than 0.15 weight percent. The combination of the N-alkyl naphthylamine and ashless antioxidant provides a beneficial effect on the basicity of the composition without negatively impacting seals performance.
    Type: Application
    Filed: December 13, 2017
    Publication date: October 17, 2019
    Applicant: THE LUBRIZOL CORPORATION
    Inventors: Jason J. HANTHORN, Yanshi ZHANG
  • Publication number: 20190292483
    Abstract: A fully-formulating lubricating composition comprising an oil of lubricating viscosity; an ionic tetrahedral borate compound including a tetrahedral borate anion having a boron atom with two bidentate di-oxo ligands both being a linear C18-tartrimide; a first dispersant comprising a conventional ammonium substituted polyisobutenyl succinimide compound having a polyisobutenyl number average molecular weight of 750 to 2,500; a second dispersant comprising an ammonium substituted polyisobutenyl succinimde compound having an N:CO ratio of 1.8 and a polyisobutylenyl number average molecular weight of 750 to 2,500, wherein one or more of the first dispersant and the second dispersant are in cationic form. The fully formulated lubricating composition including one or more performance additives.
    Type: Application
    Filed: July 21, 2017
    Publication date: September 26, 2019
    Inventors: James D. Burrington, Ewan E. Delbridge, Binbin Guo, Jason J. Hanthorn
  • Publication number: 20190264123
    Abstract: An additive for a lubricating composition includes an ionic tetrahedral borate compound which includes a cation and a tetrahedral borate anion having a boron atom, the boron atom has at least one aliphatic bidentate di-oxo ligand. The cation may be selected to provide detergent and/or dispersant and/or antioxidant properties to a lubricating composition.
    Type: Application
    Filed: July 21, 2017
    Publication date: August 29, 2019
    Inventors: James D. Burrington, Ewan E. Delbridge, Binbin Guo, Jason J. Hanthorn
  • Patent number: 10196580
    Abstract: The disclosed technology relates to a lubricating composition additives that prevent or reduce seals degradation, especially in the presence of basic amine compounds which impart basicity (measured as total base number or TBN) to the lubricating composition. The lubricating composition contains (a) an oil of lubricating viscosity, (b) a basic amine compound, and (c) a 1,3-dioxane-4,6-dione compound.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: February 5, 2019
    Assignee: The Lubrizol Corporation
    Inventors: Yanshi Zhang, Jason J. Hanthorn, Ewan E. Delbridge
  • Publication number: 20180223216
    Abstract: The disclosed technology relates to a lubricating composition additives that prevent or reduce seals degradation, especially in the presence of basic amine compounds which impart basicity (measured as total base number or TBN) to the lubricating composition. The lubricating composition contains (a) an oil of lubricating viscosity, (b) a basic amine compound, and (c) a 1,3-dioxane-4,6-dione compound.
    Type: Application
    Filed: August 28, 2015
    Publication date: August 9, 2018
    Inventors: Yanshi Zhang, Jason J. Hanthorn, Ewan E. Delbridge
  • Publication number: 20170313855
    Abstract: The disclosed technology relates to a novel coupled 6-amino uracil derivative, and the use of the coupled 6-amino uracil derivative as a stabilizer in halogen containing polymer compounds. In particular, the disclosed technology relates to the use of a coupled 6-amino uracil derivative as a stabilizer in vinyl chloride compounds, such as, for example, chlorinated polyvinyl chloride (CPVC) compounds.
    Type: Application
    Filed: November 20, 2015
    Publication date: November 2, 2017
    Inventors: Adam Cox, Nicolas Proust, Jason J. Hanthorn, Li Nie
  • Patent number: 9738606
    Abstract: A compound of Formula I, Formula IA, Formula IB, or Formula II, or an acid or base addition salt thereof, and use of these compounds as antioxidants. In one embodiment, a compound of Formula II, wherein each of X, Y, and Z are independently a carbon or nitrogen atom; R1 and R2 are each independently a hydrogen or an electron donating group, but are not both hydrogen, and wherein R1, and R2 are each bonded to a carbon atom in their own respective aryl ring.
    Type: Grant
    Filed: June 4, 2012
    Date of Patent: August 22, 2017
    Assignees: Queen's University at Kingston, Alma Mater Studiorum—Universita Di Bologna
    Inventors: Derek A. Pratt, Jason J. Hanthorn, Luca Valgimigli
  • Publication number: 20140206585
    Abstract: A compound of Formula I, Formula IA, Formula IB, or Formula II, or an acid or base addition salt thereof, and use of these compounds as antioxidants. In one embodiment, a compound of Formula II, wherein each of X, Y, and Z are independently a carbon or nitrogen atom; R1 and R2 are each independently a hydrogen or an electron donating group, but are not both hydrogen, and wherein R1, and R2 are each bonded to a carbon atom in their own respective aryl ring.
    Type: Application
    Filed: June 4, 2012
    Publication date: July 24, 2014
    Applicants: UNIVERSITA DI BOLOGNA, Queen's University at Kingston
    Inventors: Derek A. Pratt, Jason J. Hanthorn, Luca Valgimigli