Patents by Inventor Stuart BROWNING

Stuart BROWNING 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).

  • Lubricating oil composition
    Patent number: 10160927
    Abstract: Lubricating composition comprising (i) base oil and (ii) a Verkade base compound having the formula (1): wherein R1, R2 and R3 are each independently selected from hydrogen and saturated or unsaturated, straight chain or branched, C1-C22 alkyl groups. The lubricating composition of the present invention exhibits improved base number retention and oxidative stability, particularly in the presence of a biofuel such as fatty acid alkyl ester.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: December 25, 2018
    Assignee: SHELL OIL COMPANY
    Inventors: Alexander Mark Robert James Hellawell, Robert Wilkinson, Alexander Peter Dirk Massely, Robert Moir, Stuart Browning, Richard Thomas Bown, Sravani Gullapalli
  • LUBRICATING OIL COMPOSITION
    Publication number: 20170362529
    Abstract: Lubricating composition comprising (i) base oil and (ii) a Verkade base compound having the formula (1): wherein R1, R2 and R3 are each independently selected from hydrogen and saturated or unsaturated, straight chain or branched, C1-C22 alkyl groups. The lubricating composition of the present invention exhibits improved base number retention and oxidative stability, particularly in the presence of a biofuel such as fatty acid alkyl ester.
    Type: Application
    Filed: December 14, 2015
    Publication date: December 21, 2017
    Inventors: Alexander Mark Robert James HELLAWELL, Robert WILKINSON, Alexander Peter Dirk MASSELY, Robert MOIR, Stuart BROWNING, Richard Thomas BOWN, Sravani GULLAPALLI
  • MASK
    Publication number: 20150106998
    Abstract: A mask assembly is herein disclosed wherein the mask assembly comprises a main mask portion, a moveable mask portion, wherein the moveable mask portion is moveable between a first and second position relative to the main mask portion; and a trigger mechanism remote from the main mask portion, wherein actuation of the trigger mechanism causes the moveable mask portion to move from the first position to the second position.
    Type: Application
    Filed: February 13, 2014
    Publication date: April 23, 2015
    Applicant: BLUE SKY DESIGNS LIMITED
    Inventor: Stuart BROWNING
  • COMPOSITE TOY
    Publication number: 20140141690
    Abstract: A composite toy for use with a writing utensil. The composite toy includes a first and second assembly. The first and second assemblies are removeably mutually attachable, and the first and second assemblies are each removeably attachable to a writing utensil.
    Type: Application
    Filed: November 20, 2012
    Publication date: May 22, 2014
    Inventor: Stuart BROWNING