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:
Feb. 01, 2005
Filed:
Oct. 31, 2001
Jean-michel Bernardon, Le Rouret, FR;
Simon Trouille, Le Rouret, FR;
Jean-Michel Bernardon, Le Rouret, FR;
Simon Trouille, Le Rouret, FR;
Galderma Research & Development, Valbonne, FR;
Abstract
The invention concerns bi-aromatic compounds of formula (I) in which Ar represents (a), Z being O or S, Ris CH, —CH—O—R, —ORor —COR; Ris —OR, —SRor a polyether radical if in the latter case Ris C-Calkyl and is in ortho or meta position relative to X—Ar; Ris alkyl or Rand Rtogether form a cycle optionally interrupted by O or S; Ris aryl radical; Ris H, halogen, C-Calkyl or —OR; Ris H, alkyl or —COR; Ris H, alkyl, —N(r')(r″) or —OR; Ris H, alkyl or —COR; Ris alkyl; Ris H, C-Calkyl, alkenyl, monohydroxyalkyl or polyhydroxyalkyl, aryl or aralkyl or a sugar residue, r′ and r″ are H, alkyl mono- or polyhydroxyalkyl, aryl, an amino acid or sugar residue or together form a heterocycle, X represents a radical of formula (d) or (e) in which Ris H or —OR; Ris H or alkyl; or Rand Rform an oxo radical, and the salts, optical and geometrical isomers of the compounds of formula (I).