Plastic and nonmetallic article shaping or treating: processes – Forming continuous or indefinite length work – Shaping by extrusion
Reexamination Certificate
2003-12-31
2009-10-13
Huson, Monica A (Department: 1791)
Plastic and nonmetallic article shaping or treating: processes
Forming continuous or indefinite length work
Shaping by extrusion
C428S035700
Reexamination Certificate
active
07601285
ABSTRACT:
A medical device in which a melt processed part has different crystallized properties at different locations. The part is formed of a polymer composition by inclusion a of polymer crystallization modifier in the composition making up at least a portion of such part, the amount of the polymer crystallization modifier is varied at different locations on the part in accordance with the desired difference in crystallization behavior.
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Burgmeier Robert E.
Delaney, Jr. Joseph
Goodin Richard
Peterson Larry
Boston Scientific Scimed Inc.
Huson Monica A
Vidas Arrett & Steinkraus
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