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
2006-06-20
2006-06-20
Seidleck, James J. (Department: 1711)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C525S326700, C525S123000, C525S09200D, C424S078360, C424S078240, C424S070150, C526S307100, C526S258000, C526S262000, C526S264000
Reexamination Certificate
active
07064168
ABSTRACT:
AnB block copolymers, wherein n is at least two, that include A blocks with poly(vinyl pyrrolidone) units and B blocks with urethane groups, urea groups, imide groups, amide groups, ether groups, ester groups, or combinations thereof, as well as medical devices and methods.
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Alkatout Julie A
Benz Michael Eric
Lyu SuPing
Asinovsky Olga
Medtronic Inc.
Mueting Raasch & Gebhardt, P.A.
Seidleck James J.
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