Patents by Inventor Bernhard Kräutler

Bernhard Kräutler 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).

  • Non-fluorescent chlorophyll catabolites
    Patent number: 8008339
    Abstract: The invention relates to a compound of formula (I), or a pharmacologically or cosmetically acceptable salt or derivative thereof, wherein R1 to R5 are selected from the groups R1 representing -alkyl, -vinyl, —CHOH—CH2OH, R2 representing H, —OH, —Oalkyl, —Oacyl, saccharide groups, modified saccharide groups (e.g. malonylated), R3 representing —H, —OH, —Oalkyl, —Oacyl, modified —Oacyl (e.g. malonylated), saccharide groups, modified saccharide groups (e.g. malonylated), R4, R5 representing —COOH, -carbonic esters, for use as drug, antioxidant, food supplement. The invention also relates to a method for producing the compound of formula (I).
    Type: Grant
    Filed: March 11, 2008
    Date of Patent: August 30, 2011
    Assignee: Leopold-Franzens-Universitat Innsbruck
    Inventors: Bernhard Kräutler, Thomas Müller
  • Methods of photocatalytic decarboxylation of saturated carboxylic acid
    Patent number: 4303486
    Abstract: Methods for heterogeneous photocatalytic decarboxylation of saturated carboxylic acids on several n-type semiconductor powders are disclosed. Major reaction products are the corresponding alkanes and carbon dioxide.
    Type: Grant
    Filed: March 28, 1979
    Date of Patent: December 1, 1981
    Assignee: Board of Regents, University of Texas System
    Inventors: Allen J. Bard, Bernhard Kraeutler
  • Photocatalytic methods for preparing metallized powders
    Patent number: 4264421
    Abstract: Photocatalytic methods are disclosed for the preparation of metallized powders. Specifically, such methods include the photodeposition of platinum, copper and other metals on TiO.sub.2 powder and other semiconductor powders. The powders thus prepared are particularly useful as catalysts.
    Type: Grant
    Filed: May 30, 1979
    Date of Patent: April 28, 1981
    Assignee: Board of Regents, University of Texas System
    Inventors: Allen J. Bard, Wendell W. Dunn, Bernhard Kraeutler