Patents by Inventor Walter Dobuler

Walter Dobuler 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).

  • Removal of thiamine monophosphate from a solution of thiamine
    Patent number: 4999112
    Abstract: Thiamine monophosphate is separated from a solution of thiamine phosphates containing thiamine monophosphate and cocarboxylase and having a pH of 2-7 by using a cation exchanger resin having a pK.sub.a of 1.0-4.5.
    Type: Grant
    Filed: February 21, 1990
    Date of Patent: March 12, 1991
    Assignee: BASF Aktiengesellschaft
    Inventors: Walter Dobuler, Wolfgang Schul, Joachim Paust, Alfred Mitschker