Patents by Inventor Kalmany Zsupan

Kalmany Zsupan 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).

  • Morphinane-skeletoned hydrazone derivatives
    Patent number: 5232926
    Abstract: The present invention relates to novel morphinane-skeletoned compounds of the formula (I) ##STR1## wherein Y in-NH phenyl or --NH dintro phenyl, Z is --CH.sub.2 -- CH.sub.2, R.sub.2 is hydroxyl and R.sub.3 is H or methyl, the steric isomers and the pharmaceutically acceptable salts thereof, a novel process for producing the same and pharmaceutical compositions comprising the same as active ingredients.The novel compounds can be used in the therapy as analgetic or morphine-antagonistic agents.
    Type: Grant
    Filed: October 6, 1992
    Date of Patent: August 3, 1993
    Assignee: Alkaloida Vegyeszeti Gyar Rt.
    Inventors: Sandor Hosztafi, Sandor Makleit, Laszlo Szilagyi, Kalmany Zsupan