Patents by Inventor Vera Mackowiak

Vera Mackowiak 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 the synthesis of L-alpha-amino acids
    Patent number: 5108914
    Abstract: Microorganisms with the ability to cleave enantioselectively 5-substituted hydantoins to L-alpha-amino acids are cultivated in a known manner in a batch preparation. By one-time dosage of anondegradable enzyme inductor of the structure ##STR1## (where R.sub.1, R.sub.2 and X are specifically defined) an increased enzyme activity combined with an increased reaction rate is achieved.
    Type: Grant
    Filed: December 19, 1989
    Date of Patent: April 28, 1992
    Assignee: Rutgerswerke Aktiengesellschaft
    Inventors: Fritz Wagner, Christoph Syldalk, Vera Mackowiak, Karsten Krohn, Hartmut Hoke, Albrecht Laufer