Patents by Inventor Yuri Vollerner

Yuri Vollerner 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).

  • Processes for the preparation of odesmethylvenlafaxine, free from its dimer impurities
    Publication number: 20090234020
    Abstract: The present invention provides isolated O-desmethylvenlafaxine impurities ODV-Dimer and ODV-N-Dimer, their use as a reference marker and reference standard, and a process for the preparation of O-desmethylvenlafaxine free from said impurities
    Type: Application
    Filed: March 6, 2009
    Publication date: September 17, 2009
    Inventors: Valarie Niddam-Hildesheim, Tamar Nidam, Yuri Vollerner, Miri Adler, Miri Kravitz, Sharona Shachan-tov
  • PREGABALIN -4-ELIMINATE, PREGABALIN 5-ELIMINATE, THEIR USE AS REFERENCE MARKER AND STANDARD, AND METHOD TO PRODUCE PREGABALIN CONTAINING LOW LEVELS THEREOF
    Publication number: 20090137842
    Abstract: The present invention provides 3-(aminomethyl)-5-methylhex-4-enoic acid (Pregabalin-4-eliminate or PRG-4E) and 3-(aminomethyl)-5-methylhex-5-enoic acid (Pregabalin-5-eliminate or PRG-5E), and their uses as reference markers and standards for determining the purity of Pregabalin. The invention also provides a method to produce Pregabalin containing low levels of these impurities.
    Type: Application
    Filed: October 3, 2008
    Publication date: May 28, 2009
    Inventors: Yuri VOLLERNER, Yanai Golub, Lilach Hedvati, Yuriy Raizi, Mirit Leibovich, Amihai Eisenstadt, Rahamin Aminov