Cosmetic preparation containing polycarbonates

Details Cosmetic preparation containing polycarbonates Cosmetic preparation containing polycarbonates

2007-02-20

2007-02-20

Boykin, Terressa (Department: 1711)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

C424S400000, C424S401000, C514S938000

Reexamination Certificate

active

10495391

ABSTRACT:
A cosmetic and/or pharmaceutical composition containing: (a) a polycarbonate having a molecular weight of from about 300 to 100,000; (b) optionally, an oil component; (c) optionally, an emulsifier; and (d) optionally, water.

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