Patents by Inventor Claus Gehringer

Claus Gehringer 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).

  • Camomile extract having antimicrobial properties, process for its manufacture and its use
    Patent number: 5244885
    Abstract: A process for the preparation of a polar, antimicrobially active camomile extract by extraction of camomile ligular florets using conventional camomile extraction agents and optionally subsequent spray-drying.
    Type: Grant
    Filed: January 15, 1992
    Date of Patent: September 14, 1993
    Assignee: Asta Medica Aktiengesellschaft
    Inventors: Reinhold Carle, Claus Gehringer, Jurgen Beyer, Jurgen Engel