Patents by Inventor Max Maschek

Max Maschek 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 hydrolysis-stable shaped structures of polyester
    Patent number: 4144285
    Abstract: A process is disclosed for treating polyester material with at least one N-glycidylimide compound which results in reducing the terminal carboxyl group content of the polyester material.
    Type: Grant
    Filed: June 6, 1977
    Date of Patent: March 13, 1979
    Assignee: Inventa AG Fur Forschung und Patent-verwertung, Zurich
    Inventors: Max Maschek, Marcel Capaul, Wolfgang Griehl