The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 05, 1980
Filed:
Aug. 30, 1977
Kalman Takacs, Budapest, HU;
Peter N Literati, Budapest, HU;
Ilona Kiss nee Ajzert, Budapest, HU;
Antal Simay, Budapest, HU;
Matyas Szentivanyi, Budapest, HU;
Sandor Virag, Budapest, HU;
Katalin Farago, Budapest, HU;
Chinoin Gyogyszer es Vegyeszeti Termekek Gyara R.T., Budapest, HU;
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.