Patents by Inventor Sherry L Thomson

Sherry L Thomson 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).

  • Method of making a fiber cement board with improved properties and the product
    Patent number: 8293003
    Abstract: A cement product incorporating nanocrystalline cellulose and cellulose fiber throughout the product and a method of making the product.
    Type: Grant
    Filed: August 9, 2012
    Date of Patent: October 23, 2012
    Assignee: Weyerhaeuser NR Company
    Inventors: Sherry L. Thomson, David J. O'Callaghan, John A. Westland, Bing Su
  • Method of making a fiber cement board with improved properties and the product
    Patent number: 8273174
    Abstract: A cement product incorporating nanocrystalline cellulose and cellulose fiber throughout the product and a method of making the product.
    Type: Grant
    Filed: December 31, 2008
    Date of Patent: September 25, 2012
    Assignee: Wyerhaeuser NR Company
    Inventors: Sherry L Thomson, David J O'Callaghan, John A Westland, Bing Su
  • METHOD OF MAKING A FIBER CEMENT BOARD WITH IMPROVED PROPERTIES AND THE PRODUCT
    Publication number: 20100162926
    Abstract: A cement product incorporating nanocrystalline cellulose and cellulose fiber throughout the product and a method of making the product.
    Type: Application
    Filed: December 31, 2008
    Publication date: July 1, 2010
    Applicant: WEYERHAEUSER COMPANY
    Inventors: Sherry L. Thomson, David J. O'Callaghan, John A. Westland, Bing Su
  • Granular polysaccharide having enhanced surface charge
    Publication number: 20040031579
    Abstract: A modified polysaccharide having enhanced surface charge. The polysaccharide is modified to include a cationic polymer, preferably a polyquaternary amine, and has a surface charge from about +5 to about +20 mV. The modified polysaccharide can be advantageous incorporated into a papermaking furnish with enhanced retention.
    Type: Application
    Filed: April 23, 2003
    Publication date: February 19, 2004
    Applicant: Weyerhaeuser Company
    Inventors: Michael D. Vrbanac, Sherry L. Thomson
  • Granular polysaccharide having enhanced surface charge
    Publication number: 20020139501
    Abstract: A modified polysaccharide having enhanced surface charge. The polysaccharide is modified to include a cationic polymer, preferably a polyquaternary amine, and has a surface charge from about +5 to about +20 mV. The modified polysaccharide can be advantageous incorporated into a papermaking furnish with enhanced retention.
    Type: Application
    Filed: January 17, 2002
    Publication date: October 3, 2002
    Applicant: Weyerhaeuser Company
    Inventors: Michael D. Vrbanac, Sherry L. Thomson