Patents by Inventor Felix Schmitt

Felix Schmitt 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).

  • Epsilon-caprolactam blocked polyisocyanates
    Patent number: 4212962
    Abstract: Isophorone diisocyanate and reaction products of isophorone diisocyanate with polyols are substantially completely blocked with .epsilon.-caprolactam. The reaction product of isophorone diisocyanate and a polyol contains at least two isocyanate groups.
    Type: Grant
    Filed: February 28, 1978
    Date of Patent: July 15, 1980
    Assignee: Veba-Chemie Atkiengesellschaft
    Inventors: Karl Schmitt, Josef Disteldorf, Felix Schmitt