Patents by Inventor Silke Jerrentrup

Silke Jerrentrup 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 L-TRYPTOPHAN USING IMPROVED STRAINS OF THE ENTEROBACTERIACEAE FAMILY
    Publication number: 20200216867
    Abstract: The invention provides a method of producing L-tryptophan, the method comprising culturing a L-tryptophan producing microorganism belonging to the Enterobacteriaceae family in a fermentation medium; wherein the L-tryptophan producing microorganism has been modified by enhancing the expression level of the mdfA gene or by enhancing the expression level of an mdfA allele.
    Type: Application
    Filed: January 5, 2020
    Publication date: July 9, 2020
    Inventors: Mechthild Rieping, Silke Jerrentrup, Nicole Dusch
  • Alleles of the oxyR gene from coryneform bacteria
    Patent number: 8592187
    Abstract: The invention relates to mutants and alleles of the oxyR gene of coryneform bacteria coding for variants of the OxyR transcription regulator and processes for producing amino acids using bacteria which comprise these alleles.
    Type: Grant
    Filed: February 15, 2011
    Date of Patent: November 26, 2013
    Assignee: Evonik Degussa GmbH
    Inventors: Brigitte Bathe, Wilfried Claes, Silke Jerrentrup, Caroline Kreutzer, Georg Thierbach
  • Alleles of the oxyR Gene from Coryneform Bacteria
    Publication number: 20130142937
    Abstract: The invention relates to mutants and alleles of the oxyR gene of coryneform bacteria coding for variants of the OxyR transcription regulator and processes for producing amino acids using bacteria which comprise these alleles.
    Type: Application
    Filed: February 15, 2011
    Publication date: June 6, 2013
    Inventors: Brigitte Bathe, Wilfried Claes, Silke Jerrentrup, Caroline Kreutzer, Georg Thierbach
  • Alleles of the oxyR gene from coryneform bacteria
    Patent number: 7910715
    Abstract: The invention relates to mutants and alleles of the oxyR gene of coryneform bacteria coding for variants of the OxyR transcription regulator and processes for producing amino acids using bacteria which comprise these alleles.
    Type: Grant
    Filed: November 9, 2007
    Date of Patent: March 22, 2011
    Assignee: Evonik Degussa GmbH
    Inventors: Brigitte Bathe, Wilfried Claes, Silke Jerrentrup, Caroline Kreutzer, Georg Thierbach
  • ALLELES OF THE OXYR GENE FROM CORYNEFORM BACTERIA
    Publication number: 20080261269
    Abstract: The invention relates to mutants and alleles of the oxyR gene of coryneform bacteria coding for variants of the OxyR transcription regulator and processes for producing amino acids using bacteria which comprise these alleles.
    Type: Application
    Filed: November 9, 2007
    Publication date: October 23, 2008
    Applicant: EVONIK DEGUSSA GMBH
    Inventors: Brigitte Bathe, Wilfried Claes, Silke Jerrentrup, Caroline Kreutzer, Georg Thierbach