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:
Sep. 03, 1985
Filed:
Jan. 03, 1983
Applicant:
Inventors:
Assignee:
Pierre Fabre S.A., Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
549366 ;
Abstract
The present invention concerns a novel process for the production of new chemical compounds of the general formula: ##STR1## in which: R.sub.1 and R.sub.2 may be identical or different and represent a hydrogen or halogen atom or else a lower alkyl, lower alkoxy, nitro or acetyl group and