Patents by Inventor Andrew Michael Thomas

Andrew Michael Thomas 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).

  • ANTIOXIDANTS WITH HIGH MONO-ALKYLATED DIPHENYLAMINE CONTENT
    Publication number: 20200299605
    Abstract: Lubricating oil composition is provided. The composition includes several components including a major amount of a base oil, a mixture of alkylated diphenylamines having a weight ratio of mono-alkylated diphenylamine to di-alkylated diphenylamine ranging from 0.6 to 4.0, and a molybdenum or sulfur additive that provides synergistic enhancement of oxidation stability in combination with the mixture of alkylated diphenylamines.
    Type: Application
    Filed: March 17, 2020
    Publication date: September 24, 2020
    Applicant: CHEVRON ORONITE COMPANY LLC
    Inventors: Ryan OLIVER, Andrew Michael THOMAS, Joanne LIU
  • Ethylene oligomerization process for making hydrocarbon liquids
    Patent number: 10683460
    Abstract: Provided herein are processes for ethylene oligomerization in the presence of an ionic liquid catalyst and a co-catalyst to produce a hydrocarbon product comprising C10-C55 oligomers.
    Type: Grant
    Filed: March 2, 2018
    Date of Patent: June 16, 2020
    Assignees: Chevron Oronite Company LLC, Chevron U.S.A. Inc.
    Inventors: Hye-Kyung Cho Timken, Bong-Kyu Chang, Curtis Bay Campbell, Andrew Michael Thomas, Mark Anthony Fernandez, Madeleine Sessions
  • LUBRICATING OIL COMPOSITIONS CONTAINING ZIRCONIUM AND METHOD FOR PREVENTING OR REDUCING LOW SPEED PRE-IGNITION IN DIRECT INJECTED SPARK-IGNITED ENGINES
    Publication number: 20190016986
    Abstract: A lubricant composition for a direct injected, boosted, spark ignited internal combustion engine that contains at least one zirconium-containing compound is disclosed. This disclosure also relates to a method for preventing or reducing low speed pre-ignition in an engine lubricated with a formulated oil. The formulated oil has a composition comprising at least one oil soluble or oil dispersible zirconium-containing compound.
    Type: Application
    Filed: July 11, 2018
    Publication date: January 17, 2019
    Inventors: Ian G. Elliott, Richard E. Hogendoorn, Theresa Liang Gunawan, Man Hon Tsang, Richard E. Cherpeck, Amir Gamal Maria, Andrew Michael Thomas
  • ETHYLENE OLIGOMERIZATION PROCESS FOR MAKING HYDROCARBON LIQUIDS
    Publication number: 20180251691
    Abstract: Provided herein are processes for ethylene oligomerization in the presence of an ionic liquid catalyst and a co-catalyst to produce a hydrocarbon product comprising C10-C55 oligomers.
    Type: Application
    Filed: March 2, 2018
    Publication date: September 6, 2018
    Applicants: Chevron U.S.A. Inc., Chevron Oronite Company LLC
    Inventors: Hye-Kyung Cho Timken, Bong-Kyu Chang, Curtis Bay Campbell, Andrew Michael Thomas, Mark Anthony Fernandez, Madeleine Sessions
  • Ethylene oligomerization process for making hydrocarbon liquids
    Patent number: 9938473
    Abstract: Provided herein are processes for ethylene oligomerization in the presence of an ionic liquid catalyst and a co-catalyst to produce a hydrocarbon product comprising C10-C55 oligomers.
    Type: Grant
    Filed: March 31, 2015
    Date of Patent: April 10, 2018
    Assignees: CHEVRON U.S.A. INC., CHEVRON ORONITE COMPANY LLC
    Inventors: Hye-Kyung Cho Timken, Bong-Kyu Chang, Curtis Bay Campbell, Andrew Michael Thomas, Mark Anthony Fernandez, Madeleine Sessions
  • ETHYLENE OLIGOMERIZATION PROCESS FOR MAKING HYDROCARBON LIQUIDS
    Publication number: 20160289574
    Abstract: Provided herein are processes for ethylene oligomerization in the presence of an ionic liquid catalyst and a co-catalyst to produce a hydrocarbon product comprising C10-C55 oligomers.
    Type: Application
    Filed: March 31, 2015
    Publication date: October 6, 2016
    Applicants: Chevron Oronite Company LLC, Chevron U.S.A. Inc.
    Inventors: Hye-Kyung Cho Timken, Bong-Kyu Chang, Curtis Bay Campbell, Andrew Michael Thomas, Mark Anthony Fernandez, Madeleine Sessions