Drug – bio-affecting and body treating compositions – Live hair or scalp treating compositions – Polymer containing
Reexamination Certificate
2006-07-11
2010-11-23
Wax, Robert A (Department: 1615)
Drug, bio-affecting and body treating compositions
Live hair or scalp treating compositions
Polymer containing
Reexamination Certificate
active
07837983
ABSTRACT:
Polyelectrolyte complexes between anionic and cationic polymers are used to mend damaged hair fibers, especially damage exhibited by split ends. An improved test method designed for the assessment of the degree of split end repair is described which consists of tagging hair fibers and observing the repair process by stereomicroscopy.
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Rigoletto, Jr. Raymond
Zhou Yan
Barham Bethany
Davis William J.
ISP Investments Inc.
Thompson Hine LLP
Wax Robert A
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