Patents by Inventor Ingrid Osprian

Ingrid Osprian 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).

  • Method for producing chiral ?-hydroxycarboxylic acids by enzymatic hydrolysis of chiral cyanohydrins
    Patent number: 7514245
    Abstract: The invention relates to a method for producing chiral ?-hydroxycarboxylic crystalline acids consisting in transforming cyanhydrins (R) or (S) into ?-hydroxycarboxylic acids (R) or (S), respectively by enzymatic hydrolysis in the presence of Rhodococcus erythropolis NCIMB 11540.
    Type: Grant
    Filed: September 9, 2005
    Date of Patent: April 7, 2009
    Assignee: DSM Fine Chemicals Austria NFG GmbH & Co. KG
    Inventors: Herfried Griengl, Ingrid Osprian, Hans Schoemaker, Christoph Reisinger, Helmut Schwab
  • Method for producing chiral a-hydroxycarboxylic crystalline acids
    Publication number: 20080206827
    Abstract: The invention relates to a method for producing chiral ?-hydroxycarboxylic crystalline acids consisting in transforming cyanhydrins (R) or (S) into ?-hydroxycarboxylic acids (R) or (S), respectively by enzymatic hydrolysis in the presence of Rhodococcus erythropolis NCIMB 11540.
    Type: Application
    Filed: March 18, 2008
    Publication date: August 28, 2008
    Applicant: DSM Fine Chemicals Austria Nfg GmbH & Co. KG
    Inventors: Herfried Griengl, Ingrid Osprian, Hans Schoemaker, Christoph Reisinger, Helmut Schwab
  • Method for producing chiral ?-hydroxycarboxylic crystalline acids
    Patent number: 7390647
    Abstract: The invention relates to a method for producing chiral ?-hydroxycarboxylic crystalline acids consisting in transforming cyanhydrins (R) or (S) into ?-hydroxycarboxylic acids (R) or (S), respectively by enzymatic hydrolysis in the presence of Rhodococcus erythropolis NCIMB 11540.
    Type: Grant
    Filed: January 30, 2004
    Date of Patent: June 24, 2008
    Assignee: DSM Fine Chemicals Austria NFG GmbH & Co KG
    Inventors: Herfried Griengl, Ingrid Osprian, Hans Schoemaker, Christoph Reisinger, Helmut Schwab
  • Method for producing chiral alpha-hydroxycarboxylic acids by enzymatic hydrolysis of chiral cyanohydrins
    Publication number: 20060199256
    Abstract: The invention relates to a method for producing chiral ?-hydroxycarboxylic crystalline acids consisting in transforming cyanhydrins (R) or (S) into ?-hydroxycarboxylic acids (R) or (S), respectively by enzymatic hydrolysis in the presence of Rhodococcus erythropolis NCIMB 11540.
    Type: Application
    Filed: September 9, 2005
    Publication date: September 7, 2006
    Applicant: DSM Fine Chemicals Austria Nfg GmbH & Co KG
    Inventors: Herfried Griengl, Ingrid Osprian, Hans Schoemaker, Christoph Reisinger, Helmut Schwab
  • Method for Producing Chiral Alpha-Hydroxycarboxylic Crystalline Acids
    Publication number: 20060099696
    Abstract: The invention relates to a method for producing chiral ?-hydroxycarboxylic crystalline acids consisting in transforming cyanhydrins (R) or (S) into ?-hydroxycarboxylic acids (R) or (S), respectively by enzymatic hydrolysis in the presence of Rhodococcus erythropolis NCIMB 11540.
    Type: Application
    Filed: January 30, 2004
    Publication date: May 11, 2006
    Applicant: DSM Fine Chemicals Austria Nfg GmbH & Co KG
    Inventors: Herfried Griengl, Ingrid Osprian, Hans Schoemaker, Christoph Reisinger, Helmut Schwab