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. 16, 1999
Filed:
Sep. 15, 1995
L'Oreal, Paris, FR;
Abstract
The present invention relates to the use of dehydroalanine derivatives of formula (I) ##STR1## with R.sub.1 : H or linear- or branched-chain C.sub.1 C.sub.4 alkyl, ##STR2## or linear- or branched-chain C.sub.1 -C.sub.20 alkyl where X.sub.1, X.sub.2, X.sub.3, X.sub.4 and X.sub.5 =H, halogen, hydroxyl, linear-or branched-chain C.sub.1 -C.sub.4 alkyl or alkoxy, ##STR3## and n=2, 3 or 4, for protecting the skin, the mucous membranes and/or the hair against oxidative stress and to the cosmetic and dermatological compositions containing such compounds and to new dehydroalanine derivatives.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile