Patents by Inventor Klaus Euler

Klaus Euler 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).

  • Production of anthranilic acid by a strain of Bacillus subtillis resistant to sulfaguanidine and fluorotryptophan
    Patent number: 5422256
    Abstract: A strain of Bacillus subtilis which is a tryptophan auxotroph, resistant to sulfaguanidine and flourotryptophan and produces anthranilic acid in a nutrient solution containing L-tryptophan, and process for the preparation of anthranilic acid by fermentation.
    Type: Grant
    Filed: December 28, 1992
    Date of Patent: June 6, 1995
    Assignee: BASF Aktiengesellschaft
    Inventors: Bryan Cooper, Joachim Meyer, Klaus Euler
  • Purification of .alpha.-bisabolol
    Patent number: 5132471
    Abstract: .alpha.-Bisabolol is purified by distilling a plant extract containing .alpha.-bisabolol under reduced pressure and drawing off the purified .alpha.-bisabolol in the lower half of a distillation column as side product, and feeding in the extract above the side outlet.
    Type: Grant
    Filed: April 24, 1991
    Date of Patent: July 21, 1992
    Assignee: BASF Aktiengesellschaft
    Inventors: Gerald Lauterbach, Otto Hertel, Klaus Euler