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:
Aug. 26, 2003
Filed:
Dec. 11, 2001
Applicant:
Inventors:
Marc Lemaire, Villeurbanne, FR;
Rob Tel Halle, Collonges-au Mont -d′Or, FR;
Emmanuelle Schulz, Sainte-Foy-les-Lyon, FR;
Michel Spagnol, Meyzieu, FR;
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
C07F 9/50 ;
U.S. Cl.
CPC ...
C07F 9/50 ;
Abstract
The invention concerns a method for preparing a compound of formula (1) wherein: A represents naphthyl or phenyl optionally substituted; and Ar , Ar independently represent a saturated or aromatic carbocyclic group, optionally substituted.