Patents by Inventor Irmgard Hof

Irmgard Hof 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).

  • Crystalline Form of Telmisartan Sodium
    Publication number: 20060276526
    Abstract: The invention relates to a crystalline sodium salt of 4?-[2-n-propyl-4-methyl-6-(1-methyl-benzimidazol-2-yl)benzimidazol-1-ylmethyl]biphenyl-2-carboxylic acid (INN: telmisartan), processes for preparing it and the use thereof for preparing a pharmaceutical composition.
    Type: Application
    Filed: August 4, 2006
    Publication date: December 7, 2006
    Applicant: Boehringer Ingelheim Pharma KG
    Inventors: Kai Donsbach, Irmgard Hof
  • Crystalline form of telmisartan sodium
    Publication number: 20040162327
    Abstract: The invention relates to a crystalline sodium salt of 4′-[2-n-propyl-4-methyl-6-(1-methyl-benzimidazol-2-yl)benzimidazol-1-ylmethyl]biphenyl-2-carboxylic acid (INN: telmisartan), processes for preparing it and the use thereof for preparing a pharmaceutical composition.
    Type: Application
    Filed: February 12, 2004
    Publication date: August 19, 2004
    Applicant: Boehringer Ingelheim Pharma KG
    Inventors: Kai Donsbach, Irmgard Hof
  • Crystalline form of telmisartan sodium
    Patent number: 6737432
    Abstract: The invention relates to a crystalline sodium salt of 4′-[2-n-propyl-4-methyl-6-(1-methylbenzimidazol-2-yl)benzimidazol-1-ylmethyl]biphenyl-2-carboxylic acid (INN: telmisartan), processes for preparing it and the use thereof for preparing a pharmaceutical composition.
    Type: Grant
    Filed: October 30, 2002
    Date of Patent: May 18, 2004
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Kai Donsbach, Irmgard Hof
  • Crystalline form of telmisartan sodium
    Publication number: 20030130331
    Abstract: The invention relates to a crystalline sodium salt of 4′-[2-n-propyl-4-methyl-6-(1-methyl-benzimidazol-2-yl)benzimidazol-1-ylmethyl]biphenyl-2-carboxylic acid (INN: telmisartan), processes for preparing it and the use thereof for preparing a pharmaceutical composition.
    Type: Application
    Filed: October 30, 2002
    Publication date: July 10, 2003
    Applicant: Boehringer Ingelheim Pharma KG
    Inventors: Kai Donsbach, Irmgard Hof