Patents by Inventor Francois Colrat

Francois Colrat 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).

  • Phase change ink composition
    Patent number: 6773496
    Abstract: An ink suitable for application to a heat resistant substrate and firing to fuse the ink to the substrate, the ink being in a form for ink jet printing and including a carrier material; a pigment; a fusible vitreous agent including particles of less than 10 microns in size, and the carrier having a melting point for phase change of the ink. The pigment includes ceramic pigment particles of less than 10 microns in size and the pigment and fusible vitreous agent are combined in the form of ceramic pigment particles. Dispersant is chemisorbed to these particles.
    Type: Grant
    Filed: January 15, 2002
    Date of Patent: August 10, 2004
    Assignee: Carey Brothers Limited
    Inventors: Joseph Doyle, Patrick Meagher, Patrick Joseph Ryan, Francois Colrat, Annaik Genson, Stuart Hampshire, Caroline O'Sullivan
  • Phase change ink composition
    Publication number: 20020144627
    Abstract: An ink suitable for application to a heat resistant substrate and firing to fuse the ink to the substrate, the ink being in a form for ink jet printing and comprises; a carrier material; a pigment; a fusible vitreous agent comprising particles of less than 10 microns in size, and the carrier having a melting point for phase change of the ink. The pigment comprises ceramic pigment particles of less than 10 microns in size and the pigment and fusible vitreous agent are combined in the form of ceramic pigment particles. Dispersant is chemisorbed to these particles.
    Type: Application
    Filed: January 15, 2002
    Publication date: October 10, 2002
    Inventors: Joseph Doyle, Patrick Meagher, Patrick Joseph Ryan, Francois Colrat, Annaik Genson, Stuart Hampshire, Caroline O'Sullivan