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:
Nov. 15, 1988
Filed:
Apr. 02, 1986
Applicant:
Inventors:
Jacques Dreux, Lyons, FR;
Serge Petit, Villeurbanne, FR;
Assignee:
Laboratoires Hoechst S.A., Puteaux, FR;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
514327 ;
Abstract
New drugs comprising 2,3- or 3,4-diphenyl derivatives of .gamma.-nitrile-esters or the products of cyclization of the 2,3-diphenyl derivatives according to the formulae A, B and C are claimed. Process for cyclization of 2,3-diphenyl derivatives of .gamma.-nitrile-esters, new 2,3-diphenyl derivatives of .gamma.-nitrile-esters corresponding to the formulae I to VIII are claimed; new 3,4-diphenyl derivatives of the said esters coresponding to the formulae IX and X, and new 3,4-diphenylpiperidone derivatives corresponding to the specific formulae IX to XXVII are described.