Patents by Inventor Lawrence D. Queen

Lawrence D. Queen 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).

  • Inks containing glycerophospholipids and polyesters
    Patent number: 4973519
    Abstract: An aqueous printing ink or its semi-aqueous or non-aqueous concentrate exemplified as comprising a substantially homogeneous system of the components:(1) from about 4 to about 80 weight % of one or more polyester materials having an acid component of from about 75 to about 84 mole % isophthalic acid and conversely from about 25 to about 16 mole % 5-sodiosulfoisophthalic acid, and having a glycol component of from about 45 to about 60 mole % diethylene glycol and conversely from about 55 to about 40 mole % 1,4-cyclohexanedimethanol or ethylene glycol or mixtures thereof;(2) from about 0 to about 60 weight % of pigment material;(3) from substantially none to about 90 weight % of water; and(4) from about 0.25 to about 5 weight % of a diacyl-glycerophospholipid.
    Type: Grant
    Filed: June 4, 1990
    Date of Patent: November 27, 1990
    Assignee: Eastman Kodak Company
    Inventors: Frank J. Tortorici, Kenneth R. Barton, Lawrence D. Queen
  • Inks containing glycerophospholipids and polyesters
    Patent number: 4963652
    Abstract: An aqueous printing ink or its semi-aqueous or non-aqueous concentrate exemplified as comprising a substantially homogeneous system of the components:(1) from about 4 to about 80 weight % of one or more polyester materials having an acid component of from about 75 to about 84 mole % isophthalic acid and conversely from about 25 to about 16 mole % 5-sodiosulfoisophthalic acid, and having a glycol component of from about 45 to about 60 mole % diethylene glycol and conversely from about 55 to about 40 mole % 1,4-cyclohexanedimethanol or ethylene glycol or mixtures thereof;(2) from about 0 to about 60 weight % of pigment material;(3) from substantially none to about 90 weight % of water; and(4) from about 0.25 to about 5 weight % of a diacyl-glycerophospholipid.
    Type: Grant
    Filed: November 27, 1989
    Date of Patent: October 16, 1990
    Assignee: Eastman Kodak Company
    Inventors: Frank J. Tortorici, Kenneth R. Barton, Lawrence D. Queen