Drug – bio-affecting and body treating compositions – Live hair or scalp treating compositions – Permanent waving or straightening
Reexamination Certificate
2006-12-05
2006-12-05
Venkat, Jyothsna (Department: 1615)
Drug, bio-affecting and body treating compositions
Live hair or scalp treating compositions
Permanent waving or straightening
C424S070110
Reexamination Certificate
active
07144572
ABSTRACT:
The present invention relates to the use of a cosmetic composition containing compounds derived from polyguanidines or physiologically acceptable salts thereof for the protection of keratin fibres during permanent-shaping treatments or hair-straightening operations. The invention also relates to a cosmetic treatment process for permanently shaping or straightening keratin fibres, such that it consists in applying to these fibres a composition containing a compound derived from polyguanidines.
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Harrys Cosmeticology, pp. 558-561 (1982).
"L'Oreal"
Steptoe & Johnson LLP
Venkat Jyothsna
LandOfFree
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