Patents Represented by Attorney J. L. Byorick
  • Patent number: 4920023
    Abstract: A process for the preparation of stable developer compositions, which comprises treating coated carrier particles with metal salts, or metal salts of fatty acids, and thereafter admixing these particles with a colored toner composition containing metal salts or metal salts of fatty acids, and comprised of resin particles and colored pigment particles, and wherein the salts are present in an amount of from about 0.01 to about 1 percent by weight.
    Type: Grant
    Filed: June 2, 1988
    Date of Patent: April 24, 1990
    Assignee: Xerox Corporation
    Inventors: Ronald J. Koch, John F. Knapp, Robert J. Gruber
  • Patent number: 4865914
    Abstract: A transparency comprised of a supporting substrate and thereover a blend comprised of poly(ethylene oxide), and carboxy methyl cellulose together with a component selected from the group consisting of (1) hydroxypropyl cellulose; (2) vinylmethyl ether/maleic acid copolymer; (3) carboxymethyl hydroxyethyl cellulose; (4) hydroxyethyl celluose; (5) acrylamide/acrylic acid copolymer; (6) cellulose sulfate; (7) poly(2-acrylamido-2-methyl propane sulfonic acid); (8) poly(vinyl alcohol); (9) poly(vinyl pyrrolidone); and (10) hydroxypropyl methyl cellulose. In addition, papers with the aforementioned coatings are disclosed herein.
    Type: Grant
    Filed: March 20, 1987
    Date of Patent: September 12, 1989
    Assignee: Xerox Corporation
    Inventor: Shadi L. Malhotra