Patents by Inventor Deborah Cacace

Deborah Cacace 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).

  • Effect pigments with improved colorant adhesion
    Patent number: 6533858
    Abstract: Non-bleeding, non-agglomerated, lustrous colored combination pigments constitute a platy substrate and absorption colorant bound thereto with metal hydroxides and one or more hydrolyzed silane coupling agents.
    Type: Grant
    Filed: October 10, 2000
    Date of Patent: March 18, 2003
    Assignee: Engelhard Corporation
    Inventors: Deborah Cacace, Daniel S. Fuller
  • Pearlescent pigment for exterior use
    Patent number: 5759255
    Abstract: A pearlescent pigment having improved humidity resistance and weatherability is realized by a metal oxide-coated mica pearlescent pigment which has an aluminum or an aluminum-cerium combined with a hydrolyzed silane coupling agent treated surface.
    Type: Grant
    Filed: February 4, 1997
    Date of Patent: June 2, 1998
    Assignee: Engelhard Corporation
    Inventors: Michael T. Venturini, Carolyn Lavallee, Deborah Cacace
  • Weather resistant pearlescent pigments
    Patent number: 5423912
    Abstract: A titanium dioxide- or iron oxide-coated mica pearlescent pigment having a coating which contains a combination of hydrated cerium and aluminum oxides has enhanced weatherstability.
    Type: Grant
    Filed: October 21, 1993
    Date of Patent: June 13, 1995
    Assignee: The Mearl Corporation
    Inventors: William J. Sullivan, Deborah Cacace