Patents by Inventor Peter J. Koepff

Peter J. Koepff 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).

  • Patent number: 4369069
    Abstract: A gelatin containing microgel, alpha-gelatin, oligomers of alpha-gelatin, and less than 25% by weight of the gelatin, of fragments of alpha-gelatin having a molecular weight of no more than 9.times.10.sup.4.
    Type: Grant
    Filed: September 11, 1980
    Date of Patent: January 18, 1983
    Assignee: Deutsche Galatine-Fabriken Stoess & Co. GmbH
    Inventors: Wolfgang Graesser, Peter J. Koepff, Ivan Tomka