Drug – bio-affecting and body treating compositions – Plant material or plant extract of undetermined constitution...
Reexamination Certificate
2007-10-02
2007-10-02
Tate, Christopher R (Department: 1655)
Drug, bio-affecting and body treating compositions
Plant material or plant extract of undetermined constitution...
C424S401000, C424S486000, C424S488000
Reexamination Certificate
active
10778102
ABSTRACT:
A gel formed from an intimate mixture of polyvinyl alcohol, an alkaline or alkaline earth metal borate, water and an alginate and/or a carrageenan, having cryogenic characteristics, substances with cosmetic and/or pharmacological characteristics being easily dispersible in said gel, to be released slowly when the gel is applied to the human skin.
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patent: 4333461 (1982-06-01), Muller
patent: 5147344 (1992-09-01), Sachau et al.
patent: 5641495 (1997-06-01), Jokura et al.
patent: 6444199 (2002-09-01), Renn
patent: 6602592 (2003-08-01), Morikane et al.
patent: 0 392 845 (1990-10-01), None
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Derwent Publications, AN 1981-71217, XP-002282916, JP 55-127311, Oct. 2, 1980.
Pinna Fausto
Pinna Marco
Biofarmitalia S.p.A.
Tate Christopher R
Winston Randall
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