Patents by Inventor Nikolai Ignatev

Nikolai Ignatev 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).

  • Stable (CF3)2N— salts and process for preparing them
    Patent number: 6582849
    Abstract: The invention relates to stable (CF3)2N− salts, to a process for preparing them and to their use as precursor for organic compounds.
    Type: Grant
    Filed: September 1, 2000
    Date of Patent: June 24, 2003
    Assignee: Merck Patent Gesellschaft mit beschraenkter Haftung
    Inventors: Udo Heider, Michael Schmidt, Peter Sartori, Nikolai Ignatev, Adrji Kucherna