Patents by Inventor Xiangjing AN

Xiangjing AN 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).

  • Processes for preparing microbiocidal textiles
    Patent number: 6077319
    Abstract: The present invention provides durable and regenerable microbiocidal textiles and methods for preparing same. Such textiles can be readily prepared using a wet finishing process to covalently attach a hetercyclic N-halamine to a cellulose based material or other polymeric material. Once prepared, the textiles of the present invention have a broad spectrum of biocidal activity against pathogenic microorganisms. Moreover, the biocidal activity of such textiles can be regenerated by washing with a halogenated solution.
    Type: Grant
    Filed: June 22, 1998
    Date of Patent: June 20, 2000
    Assignee: The Regents of The University of California
    Inventors: Gang Sun, Xiangjing Xu
  • Durable and regenerable microbiocidal textiles
    Patent number: 5882357
    Abstract: The present invention provides, inter alia, durable and regenerable microbiocidal textiles and methods for preparing same. Such textiles can be readily prepared using a wet finishing process to covalently attach a hetercyclic N-halamine to a cellulose based material or other polymeric material. Once prepared, the textiles of the present invention have a broad spectrum of biocidal activity against pathogenic microorganisms. Moreover, the biocidal activity of such textiles can be regenerated by washing with a halogenated solution.
    Type: Grant
    Filed: September 13, 1996
    Date of Patent: March 16, 1999
    Assignee: The Regents of The University of California
    Inventors: Gang Sun, Xiangjing Xu