Patents by Inventor John Robert Miller

John Robert Miller 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: 20180334635
    Abstract: Disclosed is a dispersant composition, suitable for use in lubricating oils. The dispersant composition is a reaction product of (i) a polyalkenyl succinimide post-treated with a post-treating agent selected from the group consisting of an organic carbonate, an epoxide, a lactone, a hydroxyaliphatic carboxylic acid, and combinations thereof; and (ii) an acylating agent.
    Type: Application
    Filed: May 18, 2018
    Publication date: November 22, 2018
    Inventors: William Raymond Ruhe, JR., Georgeta Masson, Abran Costales, Kirk Nass, John Robert Miller, Young A. Chang
  • Publication number: 20180258365
    Abstract: A lubricating oil composition having a high temperature high shear (HTHS) viscosity at 150° C. in a range of about 1.3 to about 2.3 cP is disclosed. The composition comprises (a) a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100° C. in a range of 1.5 to 6.0 mm2/s; (b) an organomolybdenum compound providing 200 to 1500 ppm by weight of molybdenum to the lubricating oil composition; (c) a calcium-containing detergent providing 750 to 3000 ppm by weight of calcium to the lubricating oil composition; (d) a magnesium-containing detergent providing 200 to 1500 ppm by weight of magnesium to the lubricating oil composition; and (e) a viscosity modifier having a PSSI of 30 or less.
    Type: Application
    Filed: March 8, 2017
    Publication date: September 13, 2018
    Inventors: Hitoshi Ohkubo, Koichi Kubo, Isao Tanaka, John Robert Miller
  • Publication number: 20180251696
    Abstract: Provided is an internal combustion engine lubricating oil composition which comprises a major amount of an oil of lubricating viscosity; one or more oil soluble or oil dispersible organic acid anhydrides, said anhydride comprising at least one hydrocarbyl or hydrocarbylene moiety having from about 10 to about 400 carbon atoms; and an oil soluble or oil dispersible secondary hydrocarbylamine compound, a tertiary hydrocarbylamine compound, or combinations thereof. Also provided is a method for maintaining and/or increasing fresh oil TBN of a lubricating oil composition while at the same time improving seal performance in an internal combustion engine.
    Type: Application
    Filed: March 6, 2017
    Publication date: September 6, 2018
    Inventors: Seyedeh Mahboobeh Hosseini, John Robert Miller, Kevin David Carabell
  • Publication number: 20180245015
    Abstract: A lubricating oil composition having a sulfated ash content of from greater than 1.0 wt. % to about 2.0 wt. %, a phosphorus content of from about 0.07 to about 0.12 wt. % and a sulfur content of 0.4 wt. % or less, the lubricating oil composition comprising: (a) an oil of lubricating viscosity in a major amount; (b) an overbased magnesium detergent, in an amount providing the lubricating oil composition with at least 600 ppm of magnesium; (c) a boron-containing compound, in an amount providing the lubricating oil composition with at least 250 ppm of boron; and (d) a molybdenum-containing compound, in an amount providing the lubricating oil composition with at least 50 ppm of molybdenum, wherein the composition has a B/Mo mass ratio in a range of 2 to 10 and a S/Mo mass ratio in a range of 10 to 25.
    Type: Application
    Filed: February 28, 2017
    Publication date: August 30, 2018
    Inventors: Menno Anton Stefan Moniz, Jeroen Van Leeuwen, John Robert Miller
  • Publication number: 20180112146
    Abstract: This invention encompasses lubricating oil compositions comprising a base oil, a biodiesel fuel and a Mannich condensation product. A method for inhibiting viscosity increase in a diesel engine fueled at least in part with a biodiesel fuel is also described.
    Type: Application
    Filed: October 25, 2016
    Publication date: April 26, 2018
    Inventors: Menno Anton Stefan Moniz, Walter Alexander Hartgers, Richard Hogendoorn, Moussa Echankouki, Peter Kleijwegt, Alexander B. Boffa, John Robert Miller
  • Patent number: 9752093
    Abstract: The present invention is directed to compounds comprising the reaction products of a phenolic ester polyol, a boron containing compound, and optionally, an alcohol. Also disclosed are compounds comprising the reaction products of a polyol, a boron containing compound, and a phenolic acid or ester. Lubricating oil compositions and additive concentrates comprising above compounds, and methods for operating an internal combustion engine using said lubricating oil compositions are also disclosed.
    Type: Grant
    Filed: June 4, 2015
    Date of Patent: September 5, 2017
    Assignee: Chevron Oronite Company LLC
    Inventors: Yat Fan Suen, Julian H. McLain, John Robert Miller, Jennifer Elizabeth Newell, Shengua Li, Vivek Palekar
  • Publication number: 20170211011
    Abstract: Disclosed is an internal combustion engine lubricating oil composition which comprises (a) a major amount of an oil of lubricating viscosity; (b) a dispersant-type olefin copolymer VI improver; and (c) a secondary hydrocarbylamine compound, a tertiary hydrocarbylamine compound, or combinations thereof. A method for reducing cam wear using same is also disclosed.
    Type: Application
    Filed: January 20, 2017
    Publication date: July 27, 2017
    Inventors: Kevin David Carabell, John Robert Miller
  • Publication number: 20160355746
    Abstract: The present invention is directed to compounds comprising the reaction products of a phenolic ester polyol, a boron containing compound, and optionally, an alcohol. Also disclosed are compounds comprising the reaction products of a polyol, a boron containing compound, and a phenolic acid or ester. Lubricating oil compositions and additive concentrates comprising above compounds, and methods for operating an internal combustion engine using said lubricating oil compositions are also disclosed.
    Type: Application
    Filed: June 4, 2015
    Publication date: December 8, 2016
    Applicant: Chevron Oronite Company LLC
    Inventors: Yat Fan Suen, Julian H. McLain, John Robert Miller, Jennifer Elizabeth Newell, Shengua Li, Vivek Palekar