Patents by Inventor Olga Bouskova

Olga Bouskova 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).

  • SPECIFIC IMPURITIES OF MONTELUKAST
    Publication number: 20110034692
    Abstract: The subject-matter of the invention consists in a method of removing specific impurities of montelukast of formula (I), which occur due to chemical instability of the target substance and also contaminate the substance in the preparation process. Further, methods of isolation of specific impurities of montelukast defined by formulae (V-A), (IV-A), (XIIIa-A), (XIIIb-A) and analytic methods used for the control of the production of montelukast in the pharmaceutical quality.
    Type: Application
    Filed: March 11, 2009
    Publication date: February 10, 2011
    Applicant: ZENTIVA, K.S.
    Inventors: Ales Halama, Olga Bouskova, Petr Gibala, Josef Jirman