Patents Represented by Attorney James DeYonker, Esq.

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  • Barium salt of benzimidazole derivative
    Patent number: 7872140
    Abstract: The invention relates to crystalline barium salt of (S)-omeprazole, which is (S)-5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)-methyl]sulfinyl]-1H-benzimidazole. The invention also relates to processes for preparing crystalline barium salt of (S)-omeprazole and pharmaceutical compositions that include the crystalline barium salt of (S)-omeprazole so prepared.
    Type: Grant
    Filed: May 15, 2009
    Date of Patent: January 18, 2011
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Yatendra Kumar, Mahavir Singh Khanna, Mohan Prasad