Patents by Inventor Andre Deyres

Andre Deyres 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).

  • Process for producing polyester fibers having wool-like hand
    Patent number: 4150081
    Abstract: Bicomponent polyester fibers exhibiting a hand similar to wool, a crimp contraction less than 60%, and a crimp frequency of at least 7 half-waves per centimeter, and the process for producing the same, are disclosed.These crimped bicomponent fibers are useful in the textile field, particularly to at least partially replace the wool in polyester/wool blends.
    Type: Grant
    Filed: June 21, 1976
    Date of Patent: April 17, 1979
    Assignee: Rhone Poulenc Textile
    Inventors: Gerard Barbe, Andre Deyres
  • Polyester fibers having wool-like hand and process for producing same
    Patent number: 4060968
    Abstract: Bicomponent polyester fibers exhibiting a hand similar to wool, a crimp contraction less than 60%, and a crimp frequency of at least 7 half-waves per centimeter, and the process for producing the same, are disclosed.These crimped bicomponent fibers are useful in the textile field, particularly to at least partially replace the wool in polyester/wool blends.
    Type: Grant
    Filed: August 5, 1974
    Date of Patent: December 6, 1977
    Assignee: Rhone-Poulenc Textiles
    Inventors: Gerard Barbe, Andre Deyres