Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Ethylenically unsaturated reactant admixed with either...
Reexamination Certificate
2005-07-11
2009-06-23
Lipman, Bernard (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Ethylenically unsaturated reactant admixed with either...
C525S044000, C525S048000
Reexamination Certificate
active
07550532
ABSTRACT:
A hardener composition useful in a two part resin system. The hardener composition includes a reactive carrier, and a peroxide catalyst. The hardener composition can have a shelf life of over six months. A two-part polyester resin system and a method of making a polyester resin composition are also disclosed.
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Dinsmore & Shohl LLP
Illinois Tool Works Inc.
Lipman Bernard
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