Patents by Inventor Richard Durand, Jr.

Richard Durand, Jr. 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).

  • Water washable lithographic printing ink
    Patent number: 7429292
    Abstract: Disclosed is a water washable ink for offset lithographic newspaper printing containing: a modified soybean oil-based resin; a pigment; and an acid neutralization agent, wherein the water washable offset lithographic newspaper printing ink does not contain any of the following: a humectant, a surfactant or a modified linseed oil.
    Type: Grant
    Filed: June 16, 2006
    Date of Patent: September 30, 2008
    Assignee: Sun Chemical Corporation
    Inventors: Sidney McIntosh, Harold Bower, Richard Durand, Jr.
  • Self-dampening ink compositions and method for lithographic printing using the same
    Patent number: 7240615
    Abstract: A self-dampening ink composition and methods for lithographic printing using a single fluid lithographic ink are provided in the invention in which the composition comprises glycerol in an amount greater than 0 to about 10 percent by weight, a nonionic surfactant with an HLB value of about 8 to about 20 in an amount from about 0.25 to about 2 percent by weight, and water in an amount of about 20 to about 50 percent by weight.
    Type: Grant
    Filed: July 11, 2003
    Date of Patent: July 10, 2007
    Assignee: Sun Chemical Corp.
    Inventors: Christian John Lee, Olgierd Wasilewski, Richard Durand, Jr.