Patents by Inventor Thomas Bogenstatter

Thomas Bogenstatter 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 preparing guanidine derivatives
    Patent number: 6143929
    Abstract: A process for preparing guanidine derivatives, in particular creatine, is described and entails an O-alkylisourea salt and a primary or secondary amine being reacted in the presence of crystals of a guanidine derivative.
    Type: Grant
    Filed: December 13, 1999
    Date of Patent: November 7, 2000
    Assignee: BASF Aktiengesellschaft
    Inventors: Knut Kessel, Michael Kluge, Thomas Greindl, Thomas Bogenstatter, Gunter Scherr, Matthias Rauls, Richard van Gelder