Patents by Inventor Axel Rosenkranz

Axel Rosenkranz 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).

  • Niobium compounds and hydrates thereof, formulations containing the same, and methods of providing specifications therefor
    Patent number: 7763563
    Abstract: A niobium compound, ammonium(bisaquo oxobisoxalato)niobate (NH4)[Nb(O)(C2O4)2(H2O)2] and hydrates thereof, is described along with formulations containing the same and methods for creating a product specification for a batch, lot, or shipment of such compounds, comprising specifying at least one property value for said batch, lot, or shipment.
    Type: Grant
    Filed: September 16, 2006
    Date of Patent: July 27, 2010
    Assignee: H. C. Starck GmbH
    Inventors: Karsten Beck, Hady Seyeda, Udo Sulkowski, Axel Rosenkranz
  • Niobium Compound
    Publication number: 20080254970
    Abstract: A niobium compound, ammonium(bisaquo oxobisoxalato)niobate (NH4)[Nb(O)(C2O4)2(H2O)2] and hydrates thereof, is described along with formulations containing the same and methods for creating a product specification for a batch, lot, or shipment of such compounds, comprising specifying at least one property value for said batch, lot, or shipment.
    Type: Application
    Filed: September 16, 2006
    Publication date: October 16, 2008
    Applicant: H.C. Starck GmbH
    Inventors: Karsten Beck, Hady Seyeda, Udo Sulkowski, Axel Rosenkranz
  • Niobium compound
    Patent number: 7241911
    Abstract: The present invention relates to novel, water-soluble niobium compounds, a process for their preparation and their formulations.
    Type: Grant
    Filed: September 29, 2005
    Date of Patent: July 10, 2007
    Assignee: H. C. Starck GmbH & Co. KG
    Inventors: Karsten Beck, Hady Seyeda, Udo Sulkowski, Axel Rosenkranz
  • Niobium compound
    Publication number: 20070073072
    Abstract: The present invention relates to novel, water-soluble niobium compounds, a process for their preparation and their formulations.
    Type: Application
    Filed: September 29, 2005
    Publication date: March 29, 2007
    Inventors: Karsten Beck, Hady Seyeda, Udo Sulkowski, Axel Rosenkranz