Patents by Inventor Klaus Pellangahr

Klaus Pellangahr 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).

  • Mutant citrobacter freundii phytase polypeptide
    Patent number: 9273295
    Abstract: The present invention relates to enzymes and processes. In particular, there is described an isolated polypeptide comprising the amino acid sequence corresponding to Citrobacter freundii phytase or a homologue, a modified form, a functional equivalent or an effective fragment thereof. There is also described a host cell transformed or transfected with a nucleic acid encoding a bacterial phytase enzyme or a modified form as well as the use of such a phytase or modified form in food or animal feed.
    Type: Grant
    Filed: September 14, 2011
    Date of Patent: March 1, 2016
    Assignee: DUPONT NUTRITION BIOSCIENCES APS
    Inventors: Andrei Miasnikov, Vijay Kumar, Oliver Kensch, Klaus Pellangahr, Birgitta Leuthner, Ulrich Kettling, Andre Koltermann
  • ENZYMES
    Publication number: 20130136825
    Abstract: The present invention relates to enzymes and processes. In particular, there is described an isolated polypeptide comprising the amino acid sequence corresponding to Citrobacter freundii phytase or a homologue, a modified form, a functional equivalent or an effective fragment thereof. There is also described a host cell transformed or transfected with a nucleic acid encoding a bacterial phytase enzyme or a modified form as well as the use of such a phytase or modified form in food or animal feed.
    Type: Application
    Filed: September 14, 2011
    Publication date: May 30, 2013
    Applicant: DUPONT NUTRITION BIOSCIENCES APS
    Inventors: Andrei Miasnikov, Vijay Kumar, Oliver Kensch, Klaus Pellangahr, Birgitta Leuthner, Ulrich Kettling, Andre Koltermann
  • ENZYMES
    Publication number: 20120301578
    Abstract: The present invention relates to enzymes and processes. In particular, there is described an isolated polypeptide comprising the amino acid sequence corresponding to Citrobacter freundii phytase or a homologue, a modified form, a functional equivalent or an effective fragment thereof. There is also described a host cell transformed or transfected with a nucleic acid encoding a bacterial phytase enzyme or a modified form as well as the use of such a phytase or modified form in food or animal feed.
    Type: Application
    Filed: September 14, 2011
    Publication date: November 29, 2012
    Inventors: Andrei Miasnikov, Vijay Kumar, Oliver Kensch, Klaus Pellangahr, Birgitta Leuthner, Ulrich Kettling, Andre Koltermann
  • Mutant phytase polypeptide
    Patent number: 8143045
    Abstract: The present invention relates to enzymes and processes. In particular, there is described an isolated polypeptide comprising the amino acid sequence corresponding to Citrobacter freundii phytase or a homologue, a modified form, a functional equivalent or an effective fragment thereof. There is also described a host cell transformed or transfected with a nucleic acid encoding a bacterial phytase enzyme or a modified form as well as the use of such a phytase or modified form in food or animal feed.
    Type: Grant
    Filed: April 3, 2007
    Date of Patent: March 27, 2012
    Assignee: Danisco A/S
    Inventors: Andrei Miasnikov, Vijay Kumar, Oliver Kensch, Klaus Pellangahr, Birgitta Leuthner, Ulrich Kettling, Andre Koltermann
  • ENZYMES
    Publication number: 20090074925
    Abstract: The present invention relates to enzymes and processes. In particular, there is described an isolated polypeptide comprising the amino acid sequence corresponding to Citrobacter freundii phytase or a homologue, a modified form, a functional equivalent or an effective fragment thereof. There is also described a host cell transformed or transfected with a nucleic acid encoding a bacterial phytase enzyme or a modified form as well as the use of such a phytase or modified form in food or animal feed.
    Type: Application
    Filed: April 3, 2007
    Publication date: March 19, 2009
    Inventors: Andrei Miasnikov, Vijay Kumar, Oliver Kensch, Klaus Pellangahr, Birgitta Leuthner, Ulrich Kettling, Andre Koltermann