Patents by Inventor Raymond E. Kourtz

Raymond E. Kourtz 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).

  • Acrylic wet spinning process
    Patent number: 4421707
    Abstract: By adjusting the viscosity of the spinning solution, low molecular weight polymers of acrylonitrile can be spun to provide useful fiber having an unexpected higher dye color yield than fiber prepared from the corresponding polymer of higher molecular weight.
    Type: Grant
    Filed: April 29, 1982
    Date of Patent: December 20, 1983
    Assignee: American Cyanamid Company
    Inventors: Raymond E. Kourtz, Shashikumar H. Daftary