Patents by Inventor Zoltan Gyorgydeak

Zoltan Gyorgydeak 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).

  • Thiazolidinecarboxylic acid derivatives and treatment of liver diseases therewith
    Patent number: 4775675
    Abstract: The invention relates to novel thiazolidine-4(S)-carboxylic acid derivatives of the general formula (I) ##STR1## wherein R.sup.1 stands for an optionally substituted furyl, pyrrolyl, thienyl, benzofuryl, benzopyrrolyl, benzothienyl, phenyl, pyridyl, quinolinyl, isoquinolinyl or indanyl group or a C.sub.1-4 alkyl or C.sub.2-4 alkenyl group optionally substituted by a hydroxyl, carboxyl or halogen fenoxy group,stands for hydrogen, an alkaline metal or an alkaline earth metal atom or an optionally substituted C.sub.1-4 alkyl group or aryl group;R.sup.3 represents hydrogen or an optionally substituted C.sub.1-4 alkyl or acyl group or aryl groupas well as their salts.Further on, the invention relates to pharmaceutical preparations containing these compounds and to a process for preparing these compounds and preparations.The compounds of the invention are useful for treating or preventing liver damages of either natural or experimental origin.
    Type: Grant
    Filed: June 13, 1986
    Date of Patent: October 4, 1988
    Assignee: Biogal Gyogyszergyar
    Inventors: Zoltan Gyorgydeak, Istvan Kovacs, Rezso Bognar, Geza Horvath, Janos Balint, Attila Jakab, Judit Krusper nee Ham, Karoly Lapis, Bela Szende, Ferenc Pusztai, Mariann Fekete nee Huszka, Sandor Jancso, Terezia Mile, Ildiko Mihok nee Borbely, Andras Jenei