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. 02, 1998
Filed:
Nov. 21, 1995
Applicant:
Inventors:
Assignee:
Lonza, Ltd., Gampel/Valais, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
546291 ; 544238 ; 5462844 ; 546298 ; 546301 ; 546315 ; 546336 ; 546341 ;
Abstract
Substituted pyridines of the general formula: ##STR1## wherein R.sup.1 is hydroxyl or chlorine, and a) X is hydrogen or chlorine, R.sup.2 and R.sup.3 together are .dbd.O, R.sup.4 is a group of the formula --OR.sup.5 and R.sup.5 is hydrogen, C.sub.1 -C.sub.4 -alkyl or benzyl, or
Kiener, Andreas. (1998). Di and trisubstituted pyridines (U.S. Patent No. 5760236). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5760236
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile