Patents by Inventor Andrea Miller-Simmons

Andrea Miller-Simmons 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).

  • Anionic/cationic masonry sealing systems
    Patent number: 7592489
    Abstract: A composition comprising a mixture, having a maximum molar ratio of acid to base of 0.6 and providing water repellency when applied to a substrate surface without etching of said surface, of A) an anionic aqueous fluoroalkyl phosphate solution which provides at least about 75% of the total fluorine content of said composition, and B) a cationic copolymer of fluoroalkyl(meth)acrylate or perfluoroalkylether(meth)acrylate present at a minimum of 0.3 g per 100 g of said composition.
    Type: Grant
    Filed: August 10, 2005
    Date of Patent: September 22, 2009
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Chandra Tier Miller, Andrea Miller-Simmons, legal representative, Faye Michelle Corman, Ernest Byron Wysong
  • Anionic/cationic masonry sealing systems
    Publication number: 20060047044
    Abstract: A composition comprising a mixture, having a maximum molar ratio of acid to base of 0.6 and providing water repellency when applied to a substrate surface without etching of said surface, of A) an anionic aqueous fluoroalkyl phosphate solution which provides at least about 75% of the total fluorine content of said composition, and B) a cationic copolymer of fluoroalkyl(meth)acrylate or perfluoroalkylether(meth)acrylate present at a minimum of 0.3 g per 100 g of said composition.
    Type: Application
    Filed: August 10, 2005
    Publication date: March 2, 2006
    Inventors: Chandra Miller, Andrea Miller-Simmons, Faye Corman, Ernest Wysong