Patents by Inventor Zsuzsanna B. Kardos

Zsuzsanna B. Kardos 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).

  • Process for the preparation of epibatidine
    Patent number: 5545741
    Abstract: The invention relates to a process for the preparation of racemic or optically active epibatidine of the Formula XIV ##STR1## which comprises subjecting racemic or optically active epi-epibatidine-of the Formula XIII ##STR2## to epimerization in the presence base. The advantage of the process is that readily available starting materials are used and the procedure is suitable for industrial scale productions too.Epibatidine is a known highly affective analgesic active ingredient.
    Type: Grant
    Filed: December 5, 1994
    Date of Patent: August 13, 1996
    Assignee: Egis Gyogyszergyar Rt.
    Inventors: Csaba Sz antay, Zsuzsanna B. Kardos, Istv an Moldvai, Eszter T. Major, Csaba Sz antay, Jr., Attila M andi, G abor Blask o, Gyula Simig, Gy orgyi Lax, S andor Drabant, Tamas Sz all asi, M arton Fekete, G abor Gigler