Patents by Inventor Udo Markiewicz

Udo Markiewicz 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).

  • Method for producing a thermoplastic elastomer material
    Patent number: 6221965
    Abstract: A method for producing a thermoplastic elastomer material in the form of a mixture of one or more thermoplastics and one or more crosslinked rubbers. Said mixture contains the following constituents: one or more thermoplastics for 10-90%, one or several non-crosslinked rubbers, a crosslinking activator, a crosslinking agent, possibly other additives.
    Type: Grant
    Filed: May 4, 1999
    Date of Patent: April 24, 2001
    Assignee: Phoenix AG
    Inventors: Friedrich Wilhelm Gräbner, Udo Markiewicz, Jörg Vortkort