Drug – bio-affecting and body treating compositions – Live hair or scalp treating compositions – Permanent waving or straightening
Reexamination Certificate
2003-02-24
2009-10-06
Venkat, Jyothsna A (Department: 1619)
Drug, bio-affecting and body treating compositions
Live hair or scalp treating compositions
Permanent waving or straightening
C132S202000
Reexamination Certificate
active
07597880
ABSTRACT:
The present invention relates to a no-mix hair relaxer formulation and methods of its use. The relaxer includes a synergistic combination of sodium hydroxide and lithium hydroxide and has a pH of between about 12.7 and about 13.2. These no-mix hair relaxers provide excellent hair straightening performance, in 30 minutes or less, with reduced irritation.
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Darkwa Adu Gyamfi
Ellington Angela D.
Osei-Acquah Eric
"L'Oreal"
Lerner David Littenberg Krumholz & Mentlik LLP
Venkat Jyothsna A
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