Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From silicon reactant having at least one...
Reexamination Certificate
2011-03-29
2011-03-29
Gulakowski, Randy (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From silicon reactant having at least one...
C528S026000, C528S028000, C528S038000, C428S447000, C525S418000
Reexamination Certificate
active
07915370
ABSTRACT:
Branched polydiorganosiloxane polyamide, block copolymers and methods of making the copolymers are provided. The method of making the copolymers involves reacting one or more amine compounds including at least one polyamine with a precursor having at least one polydiorganosiloxane segment and at least two ester groups.
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Hamer Craig E.
Hansen Richard G.
Hays David S.
Johnson Stephen A.
Olson David B.
3M Innovative Properties Company
Blank Colene H.
Gulakowski Randy
Loewe Robert
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