Patents Represented by Attorney, Agent or Law Firm Jackie Zurcher
  • Pigment-based ink compositions
    Patent number: 6174357
    Abstract: An ink composition comprises red pigment and a carrier mixture. The carrier mixture comprises a bishydroxy terminated thioether and a lactam.
    Type: Grant
    Filed: July 20, 1999
    Date of Patent: January 16, 2001
    Assignee: Lexmark International, Inc.
    Inventor: William David Kappele