Patents by Inventor James Lowndes

James Lowndes 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).

  • Pigment-based non-aqueous ink-jet inks free of hazardous air polluting solvents
    Patent number: 7726799
    Abstract: The present invention is drawn to ink compositions and methods for ink-jet recording. The ink compositions can include a non-aqueous HAPS-free solvent system; a binder system, including at least one of i) an acrylic resin, or ii) a first vinyl chloride-vinyl acetate resin, which is at least substantially soluble in the solvent system; and a pigment milled in the presence of a second vinyl chloride-vinyl acetate resin. Further, at least one solvent of the solvent system can serve as a dispersing and diluent solvent for the pigment.
    Type: Grant
    Filed: July 21, 2006
    Date of Patent: June 1, 2010
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Efrat Soroker, Richard Power, Eytan Cohen, James Lowndes, Amir Shapira, Benjamin Dayan
  • Pigment-based non-aqueous ink-jet inks free of hazardous air polluting solvents
    Publication number: 20080018676
    Abstract: The present invention is drawn to ink compositions and methods for ink-jet recording. The ink compositions can include a non-aqueous HAPS-free solvent system; a binder system, including at least one of i) an acrylic resin, or ii) a first vinyl chloride-vinyl acetate resin, which is at least substantially soluble in the solvent system; and a pigment milled in the presence of a second vinyl chloride-vinyl acetate resin. Further, at least one solvent of the solvent system can serve as a dispersing and diluent solvent for the pigment.
    Type: Application
    Filed: July 21, 2006
    Publication date: January 24, 2008
    Inventors: Efrat Soroker, Richard Power, Eytan Cohen, James Lowndes, Amir Shapira, Benny Dayan