Patents by Inventor Jose Valentini

Jose Valentini 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).

  • Inkjet ink
    Publication number: 20080017067
    Abstract: This invention pertains to an ink for inkjet printing, in particular to an aqueous ink comprising a self-dispersing pigment colorant and certain soluble polymers which enhance print quality without compromising jetting performance.
    Type: Application
    Filed: August 8, 2007
    Publication date: January 24, 2008
    Inventors: Jose Valentini, Dean Fake, Christian Jackson
  • Inkjet ink and ink set
    Publication number: 20070058015
    Abstract: The present invention pertains to a yellow ink for inkjet printing and, in particular, to a yellow ink comprising a combination of specific yellow colorants. The present invention further pertains to an ink set comprising this yellow ink. The ink and ink set are particularly advantageous for printing on plain paper.
    Type: Application
    Filed: July 19, 2006
    Publication date: March 15, 2007
    Inventors: James Wheeler, Kuo Kung, Sandra Issler, Jose Valentini, William Hall
  • Inkjet ink and ink set
    Publication number: 20070058016
    Abstract: The present invention pertains to an inkjet ink comprising performance additives and to an ink set comprising this ink, wherein the performance additives alleviate bleed in multicolor printed elements.
    Type: Application
    Filed: July 19, 2006
    Publication date: March 15, 2007
    Inventors: Jose Valentini, Gregory Morris, Sandra Issler, James Wheeler
  • Inkjet ink with long latency
    Publication number: 20060038867
    Abstract: The present invention pertains to inkjet ink with long latency and, more particularly, to an aqueous inkjet ink comprising a specified combination of 1,6-hexandiol and 2-pyrrolidone.
    Type: Application
    Filed: August 17, 2005
    Publication date: February 23, 2006
    Inventor: Jose Valentini
  • Inkjet ink
    Publication number: 20050020730
    Abstract: This invention pertains to an ink for inkjet printing, in particular to an aqueous ink comprising a self-dispersing pigment colorant and certain soluble polymers which enhance print quality without compromising jetting performance.
    Type: Application
    Filed: May 11, 2004
    Publication date: January 27, 2005
    Inventors: Jose Valentini, Dean Fake
  • Photographic element containing a binder composition for improved drying characteristics
    Patent number: 5374509
    Abstract: A photographic element is provided which readily absorbs aqueous solution during processing and yet readily liberates the water during drying. The photographic element comprises a support; at least one layer coated on said support wherein said layer comprises:(a) hydrophilic colloid;(b) a branched polysaccharide;(c) a polyacrylamide; andat least one of either (d) or (e):(d) a mixture of polyvinylidene chloride and polyacrylate; or(e) a copolymer of vinylidene chloride and acrylate.
    Type: Grant
    Filed: May 4, 1994
    Date of Patent: December 20, 1994
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Jose Valentini