Patents by Inventor R. Stephens

R. Stephens 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).

  • Whitened crosslinked cellulosic fibers and related methods
    Publication number: 20050217811
    Abstract: Whitened crosslinked cellulosic fibers, methods for making the fibers, and products that include the fibers.
    Type: Application
    Filed: March 31, 2004
    Publication date: October 6, 2005
    Inventors: R. Stephens, Shahrokh Naieni
  • Bleached polyacrylic acid crosslinked cellulosic fibers
    Publication number: 20050217810
    Abstract: Bleached polyacrylic acid crosslinked cellulosic fibers, methods for making the fibers, and products including the fibers.
    Type: Application
    Filed: March 31, 2004
    Publication date: October 6, 2005
    Inventors: Angel Stoyanov, R. Stephens, Shahrokh Naieni
  • Bleached crosslinked cellulosic fibers having high color and related methods
    Publication number: 20050217809
    Abstract: Whitened crosslinked cellulosic fibers, methods for making the fibers, and products that include the fibers.
    Type: Application
    Filed: March 31, 2004
    Publication date: October 6, 2005
    Inventors: R. Stephens, Shahrokh Naieni
  • Glyoxal crosslinked cellulosic fibers having improved brightness and color
    Publication number: 20050019569
    Abstract: Glyoxal crosslinked cellulosic fibers having improved brightness and color, and methods for making the fibers.
    Type: Application
    Filed: July 25, 2003
    Publication date: January 27, 2005
    Inventors: Angel Stoyanov, Shahrokh Naieni, R. Stephens
  • Glyoxal crosslinked cellulosic fibers having improved brightness and color
    Publication number: 20050016698
    Abstract: Glyoxal crosslinked cellulosic fibers having improved brightness and color, and methods for making the fibers.
    Type: Application
    Filed: July 25, 2003
    Publication date: January 27, 2005
    Inventors: Angel Stoyanov, Shahrokh Naieni, R. Stephens