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:
Jun. 29, 1982
Filed:
Apr. 24, 1980
Applicant:
Inventors:
Dieter Sorg, Bern, CH;
Albert Leutwiler, Hinterkappelen, CH;
Assignee:
Sandoz Ltd., Basel, CH;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
2602433 ; 424250 ;
Abstract
##STR1## wherein R.sub.1 is hydrogen, alkyl of 1 to 4 carbon atoms, hydroxyalkyl with a maximum of 4 carbon atoms, the hydroxy group of which may be acylated by an alkanoyl group of 2 to 18 carbon atoms, alkoxyalkyl with a maximum of 6 carbon atoms, cycloalkyl of 3 to 6 carbon atoms, cycloalkylalkyl of 4 to 7 carbon atoms, or a group of formula II, ##STR2## wherein R.sub.6 is hydrogen, halogen, or alkyl or alkoxy of 1 to 4 carbon atoms, and either