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. 15, 1999
Filed:
May. 30, 1997
Applicant:
Inventors:
Alexander Fassler, Macclesfield, GB;
Guido Bold, Gipf-Oberfrick, CH;
Hans-Georg Capraro, Rheinfelden, CH;
Heinz Steiner, Munchenstein, CH;
Assignee:
Novartis Finance Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
546332 ; 564148 ; 564149 ; 564151 ; 564310 ;
Abstract
The invention relates to a novel process for the preparation of compounds of formula I ##STR1## wherein R.sub.1 is hydrogen or a suitable amino-protecting group,