Patents by Inventor Ilona Papp

Ilona Papp 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).

  • 3-(substituted tetrazolyl)-4-oxo-4H-pyrido-[1,2-a]pyrimidines, salts thereof, pharmaceutical compositions containing them and process for preparing same
    Patent number: 5475000
    Abstract: 4-oxo-4H-pyrido[1,2-a]-pyrimidines are disclosed of the formula ##STR1## wherein R is a C.sub.1-6 alkyl, C.sub.3-6 alkenyl, C.sub.3-6 alkynyl, C.sub.3-7 cycloalkyl, --(CH.sub.2).sub.n --COOR.sup.3 wherein R.sup.3 is C.sub.1 to C.sub.4 alkyl and n is 0 or 1 or a C.sub.7-8 aralkyl group, optionally substituted by one or more halogen atom(s), or by a nitro-group, R.sup.1 is a hydrogen atom or a C.sub.1-4 alkyl group, and salts thereof, as well as a process for their preparation, and pharmaceutical compositions containing them. These compounds are therapeutically useful as gastroprotectives in the treatment and prevention of ulcer.
    Type: Grant
    Filed: February 10, 1994
    Date of Patent: December 12, 1995
    Assignee: Chinoin Gyogyszer-es Vegyeszeti Termekek Gyara Rt.
    Inventors: Istvan Hermecz, Jozsef Knoll, Judit Sipos, Klara Gyires, Agnes Horvath, Lelle Vasvari, Laszlo Tardos, Maria Balogh, Zoltan Kapui, Ilona Papp