Drug – bio-affecting and body treating compositions – Live hair or scalp treating compositions – Polymer containing
Reexamination Certificate
2004-12-08
2010-12-28
Wu, David (Department: 1796)
Drug, bio-affecting and body treating compositions
Live hair or scalp treating compositions
Polymer containing
C526S317100, C526S318400, C526S328000, C526S328500
Reexamination Certificate
active
07858076
ABSTRACT:
Copolymers which contain tert-butyl (meth)acrylate, at least one α,β-ethylenically unsaturated amido-containing compound and acrylic acid incorporated in the form of polymerized units, cosmetic and pharmaceutical compositions which contain at least one such copolymer and the use of these copolymers are described.
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Nguyen-Kim Son
Wood Claudia
BASF SE
Connolly Bove & Lodge & Hutz LLP
Nguyen Vu A
Wu David
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