Cosmetic use of piperidine derivatives

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

Reexamination Certificate

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Details

C514S317000

Reexamination Certificate

active

07807695

ABSTRACT:
The present invention relates to the cosmetic use, as an agent for combating wrinkles, especially expression wrinkles, and/or for dencontracting the skin and/or relaxing the features, of at least one piperidine derivative chosen from the compounds of formula (I):and the salts and optical isomers thereof.The invention also relates to novel piperidine derivatives and also to cosmetic compositions containing them.

REFERENCES:
patent: 1 053 745 (2000-11-01), None
patent: 1 405 633 (2004-04-01), None
patent: 95 24390 (1995-09-01), None
patent: 2004 056809 (2004-07-01), None
U.S. Appl. No. 11/631,391, filed Dec. 29, 2006, Cavezza, et al.
U.S. Appl. No. 12/607,824, filed Oct. 28, 2009, Cavezza, et al.

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