Carbonate copolymers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate

Reexamination Certificate

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C424S078170, C424S423000, C428S480000, C524S505000, C524S515000, C525S242000, C525S326200, C525S333300, C525S338000, C525S339000, C528S198000

Reexamination Certificate

active

07666973

ABSTRACT:
Copolymer compositions are provided which include a cyclic monomer and an aromatic cyclic carbonate. The copolymer may be produced, in embodiments, by a ring-opening polymerization reaction initiated by the aromatic cyclic carbonate. The resulting copolymer may be utilized in producing medical devices, drug delivery devices, and/or coatings for medical devices.

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