Patents by Inventor Johann Weinert

Johann Weinert 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).

  • Compressible polyurethane layer and process for the preparation therof
    Publication number: 20020119323
    Abstract: The compressible polyurethane layer having outer and inner surfaces on or for rotation-symmetrical bodies consists of polyurethane and contains expanded and/or non-expanded, but expandable thermoplastic hollow spheres.
    Type: Application
    Filed: December 14, 2001
    Publication date: August 29, 2002
    Inventor: Johann Weinert