Patents by Inventor Matyas Szentivanyi

Matyas Szentivanyi 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).

  • O-(3-Amino-2-hydroxy-propyl)-amidoxime derivatives, process for the preparation thereof and pharmaceutical compositions containing same
    Patent number: 4308399
    Abstract: A compound effective in the treatment of diabetic angiopathy, i.e. a selective .beta.-receptor blocker has the formula ##STR1## wherein: R.sup.2 is a hydrogen or alkyl having one to five carbon atoms,R.sup.3 is alkyl having one to five carbon atoms, cycloalkyl or phenyl optionally substituted with hydroxyl or phenyl, or R.sup.2 and R.sup.3 together form a five- to eight-membered ring optionally containing also other heteroatoms and/or fused with another ring, preferably phenyl, naphthyl, quinolyl, isoquinolyl, pyridyl, pyrazolyl,R.sup.5 is hydrogen or alkyl having one to four carbon atoms, cycloalkyl or phenyl optionally substituted with halogen, alkoxy having one to four carbon atoms or alkyl having one to four carbons,R.sup.6 is hydrogen, alkyl having one to four carbon atoms or phenyl, m=0, 1 or 2, and n=0, 1 or 2.
    Type: Grant
    Filed: July 5, 1979
    Date of Patent: December 29, 1981
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Rt.
    Inventors: Kalman Takacs, Peter N. Literati, Ilona Kiss nee Ajzert, Antal Simay, Matyas Szentivanyi, Sandor Virag, Katalin Farago
  • Novel 17-aza-PGF.sub.2.alpha. derivatives and pharmaceutical compositions containing the same
    Patent number: 4191774
    Abstract: N-Acylated 17-Aza-PGF.sub.2.alpha. compounds have been prepared.
    Type: Grant
    Filed: January 18, 1978
    Date of Patent: March 4, 1980
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara R.T.
    Inventors: Istvan Szekely, Gabor Kovacs, Sandor Virag, Matyas Szentivanyi
  • New O-(3-amino-2-hydroxy-propyl)-amidoxime derivatives, process for the preparation thereof and pharmaceutical compositions containing same
    Patent number: 4187220
    Abstract: A compound effective in the treatment of diabetic angiopathy, i.e. a selective .beta.-receptor blocker has the formula ##STR1## wherein: R.sup.2 is a hydrogen or alkyl having one to five carbon atoms, R.sup.3 is alkyl having one to five carbon atoms, cycloalkyl or phenyl optionally substituted with hydroxyl or phenyl, or R.sup.2 and R.sup.3 together form a five- to eight-membered ring optionally containing also other heteroatoms and/or fused with an other ring, preferably phenyl, naphthyl, quinolyl, isoquinolyl, pyridyl, pyrazolyl, R.sup.5 is hydrogen or alkyl having one to four carbon atoms, cycloalkyl or phenyl optionally substituted with halogen, alkoxy having one to four carbon atoms or alkyl having one to four carbon atoms, R.sup.6 is hydrogen, alkyl having one to four carbon atoms or phenyl, m=0, 1 or 2, and n=0, 1 or 2.
    Type: Grant
    Filed: August 30, 1977
    Date of Patent: February 5, 1980
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara R.T.
    Inventors: Kalman Takacs, Peter N. Literati, Ilona Kiss nee Ajzert, Antal Simay, Matyas Szentivanyi, Sandor Virag, Katalin Farago
  • 5,6-Dihydropyrimidin-4(3H)one derivatives, and antiedema compositions and methods employing them
    Patent number: 4113868
    Abstract: An antiedema compound of the formula: ##STR1## in which R.sup.1 is methyl, ethyl, cyclohexyl, phenyl, m-tolyl, p-tolyl, p-tert-butylphenyl, m-trifluoromethylphenyl, m-fluorophenyl, p-fluorophenyl, m-chlorophenyl, p-chlorophenyl, m-bromophenyl, p-bromophenyl, o-hydroxyphenyl, p-methoxyphenyl, p-nitrophenyl, benzyl, p-chlorobenzyl, m,p-dimethoxybenzyl, and o-pyridyl;R.sup.2 is hydrogen, p-tolyl, p-ethoxyphenyl, m-pyridyl, methyl or phenyl; andn is 1, 2 or 3And a process for the preparation thereof are disclosed.
    Type: Grant
    Filed: September 29, 1976
    Date of Patent: September 12, 1978
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara R.T.
    Inventors: Gabor Bernath, Lajos Gera, Gyorgy Gondos, Zoltan Ecsery, Judit Hermann nee Voros, Matyas Szentivanyi, Erzsebet Janvari, nee Kanyo