Patents by Inventor Paul S. Antal

Paul S. Antal 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).

  • Reinforcement structure
    Patent number: 4499716
    Abstract: Reinforcement structure with enhanced compressive strength is obtained by wrapping a yarn helically around a core of longitudinally aligned yarn to form a sheath that compresses the core, the yarn of both sheath and core having a tenacity greater than 10 dN/tex and an initial modulus greater than 200 dN/tex.
    Type: Grant
    Filed: June 13, 1983
    Date of Patent: February 19, 1985
    Assignee: E. I. Du Pont De Nemours and Company
    Inventors: Paul S. Antal, Manfred Katz