Patents by Inventor Osaba Kuthi

Osaba Kuthi 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).

  • 2-hydroxy-and 2-halo-ethylthiopyridine intermediates for preparing antiulcer compounds
    Patent number: 4691017
    Abstract: New intermediate compounds of the formula (I) are disclosed ##STR1## wherein R is hydrogen or C.sub.1 to C.sub.4 alkyl;Z is phenyl optionally substituted by one or more halogen atoms and/or alkyl groups having 1 to 4 carbon atoms; andD is hydroxy, mesyloxy, p-tosyloxy, or halogen; or pharmaceutically acceptable acid addition salt thereof. The compounds of the Formula (I) are intermediates in the preparation of new compounds having anti-ulcer activity.
    Type: Grant
    Filed: September 26, 1986
    Date of Patent: September 1, 1987
    Assignee: Richter Gedeon Vegyeszeti Gyar Rt.
    Inventors: Elemer Ezer, Kalman Harsanyi, Hajnalka Vikar nee Petho, Judit Matuz, Laszlo Szporny, Eszter Cholnoky, Osaba Kuthi, Ferenc Trischler, Bela Hegedus, Marta Kapolnas nee Pap, Anna Kallay nee Sohonyai