Patents by Inventor Tammy A. McCovick

Tammy A. McCovick 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).

  • Additive for ink jet ink
    Patent number: 7435765
    Abstract: An ink jet ink composition comprising from about 30 to about 90% by weight of water, from about 0.5 to about 30% by weight of a pigment, from about 0.1 to about 10% by weight of natural or synthetic smectite clay mineral.
    Type: Grant
    Filed: December 6, 2002
    Date of Patent: October 14, 2008
    Assignee: Eastman Kodak Company
    Inventors: Tammy A. McCovick, Hwei-Ling Yau, Robert O. James
  • Aqueous pigmented ink formulation containing polymer-encapsulated pigments, binder and smectite clay particles
    Publication number: 20070037902
    Abstract: An ink jet ink composition comprising from about 30 to about 90% by weight of water, from about 0.5 to about 30% by weight of a composite colorant, from about 0.1 to about 10% by weight of natural or synthetic smectite clay mineral, and from about 10 to about 50% by weight of a humectant comprising a polyhydric alcohol or a nitrogen-containing cyclic compound.
    Type: Application
    Filed: August 11, 2006
    Publication date: February 15, 2007
    Inventor: Tammy McCovick
  • Aqueous pigmented ink formulation containing polymer-encapsulated pigments, binder and smectite clay particles
    Publication number: 20040110867
    Abstract: An ink jet ink composition comprising from about 30 to about 90% by weight of water, from about 0.5 to about 30% by weight of a composite colorant, from about 0.1 to about 10% by weight of natural or synthetic smectite clay mineral, and from about 10 to about 50% by weight of a humectant comprising a polyhydric alcohol or a nitrogen-containing cyclic compound.
    Type: Application
    Filed: December 6, 2002
    Publication date: June 10, 2004
    Applicant: Eastman Kodak Company
    Inventor: Tammy A. McCovick
  • Additive for ink jet ink
    Publication number: 20040110865
    Abstract: An ink jet ink composition comprising from about 30 to about 90% by weight of water, from about 0.5 to about 30% by weight of a pigment, from about 0.1 to about 10% by weight of natural or synthetic smectite clay mineral.
    Type: Application
    Filed: December 6, 2002
    Publication date: June 10, 2004
    Applicant: Eastman Kodak Company
    Inventors: Tammy A. McCovick, Hwei-Ling Yau, Robert O. James