Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2011-06-07
2011-06-07
Peng, Kuo-Liang (Department: 1765)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C568S615000, C523S107000
Reexamination Certificate
active
07956135
ABSTRACT:
The invention relates to novel crosslinkable copolymers of formulawherein the variables are as defined in the claims. The copolymers of the invention are especially useful for the manufacture of biomedical moldings, for example ophthalmic moldings such as in particular contact lenses.
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International Search Report.
Hirt Thomas
Holland Troy Vernon
Lohmann Dieter
Schremmer Jacalyn Marie
Novartis AG
Peng Kuo-Liang
Zhou Jian
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