Patents by Inventor Gregg Allen Lane

Gregg Allen Lane 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).

  • Ink jet inks containing polyacrylamides
    Patent number: 5851590
    Abstract: Ink jet ink compositions containing an aqueous carrier medium, an aqueous carrier medium insoluble colorant, a structured polymeric dispersant and a film-forming polyacrylamide polymer having a weight average molecular weight of 500-100,000 exhibit reduced film cracking, rapid drying, excellent image definition, are storage stable and have excellent decap properties and, when used in combination with a differently colored ink, result in reduced bleed in multi-colored printed elements.
    Type: Grant
    Filed: October 1, 1997
    Date of Patent: December 22, 1998
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: David Herbert Donovan, Gregg Allen Lane, Chaucer C. Tang
  • Ink jet inks containing polyacrylamides
    Patent number: 5712338
    Abstract: Ink jet ink compositions containing an aqueous carrier medium, an aqueous carrier medium insoluble colorant, a structured polymeric dispersant and a film-forming polyacrylamide polymer having a weight average molecular weight of 500-100,000 exhibit reduced film cracking, rapid drying, excellent image definition, are storage stable and have excellent decap properties and, when used in combination with a differently colored ink, result in reduced bleed in multi-colored printed elements.
    Type: Grant
    Filed: December 27, 1996
    Date of Patent: January 27, 1998
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: David Herbert Donovan, Gregg Allen Lane, Chaucer C. Tang