Patents by Inventor Antalne Jekkel

Antalne Jekkel 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).

  • 9.alpha.-hydroxy-3-oxo-4,24(25)-stigmastadien-26-oic acid derivatives, a process for preparing same and pharmaceutical compositions containing same
    Patent number: 5112815
    Abstract: The invention relates to novel 9.alpha.-hydroxy-3-oxo-4,24(25)-stigmastadien-26-oic acid derivatives of the formula (I), ##STR1## wherein M stands for hydrogen, C.sub.1-4 alkyl or a pharmaceutically accteptable cation to a process for repairing these compounds and to compositions containing said compounds which exert an anti-hypercholesteremic effect.
    Type: Grant
    Filed: February 17, 1991
    Date of Patent: May 12, 1992
    Assignee: Richer Gedeon Vegyeszet
    Inventors: Gabor Ambrus, Andrea Maderspach, Antalne Jekkel, Andras Javor, Eva Ilkoy, Gyorgy Hajos, Laszlo Szporny, Jozsef Nagy, Gyula Horvath, Imre Moravcsik