Patents by Inventor Agnes Patthy nee Lukats

Agnes Patthy nee Lukats 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).

  • N4-Substituted tetrahydro-1,2,4-oxadiazin-5-one derivatives having anticonvulsive activity and pharmaceutical compositions containing them
    Patent number: 4371534
    Abstract: The invention relates to new tetrahydro-1,2,4-oxadiazin-5-one derivatives having a CNS activity. More particularly, the invention concerns new N.sup.4 -substituted tetrahydro-1,2,4-oxadiazin-5-ones of the formula (1) ##STR1## wherein R.sup.2 is benzyloxycarbonyl or alkylcarbonyl containing 1 to 4 carbon atoms in the alkyl moiety, preferably acetyl;R.sup.3 is phenyl optionally substituted with 1 to 3 lower alkoxy groups; andR.sup.4 is an aliphatic or cyclic alkyl group having 1 to 11 carbon atoms, hydroxymethyl, halomethyl or acyloxymethyl.According to another aspect of the invention there are provided processes for the preparation of compounds of formula (1). Still another aspect of the invention is a pharmaceutical composition which comprises as active ingredient a compound of formula (1).
    Type: Grant
    Filed: December 29, 1981
    Date of Patent: February 1, 1983
    Assignee: Richter Gedeon Vegyeszeti Gyar RT.
    Inventors: Laszlo Urogdi, Agnes Patthy nee Lukats, Lajos Kisfaludy, Erno Moravcsik, Helga Tudos nee Feuer, Laszlo tvos, Zsuzsanna Tegyei, Eva Palosi, Adam Sarkadi, Laszlo Szporny