Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Reexamination Certificate
2011-03-01
2011-03-01
Cooney, John (Department: 1765)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
C521S127000, C521S129000, C521S130000, C521S131000, C521S174000
Reexamination Certificate
active
07897652
ABSTRACT:
A polyurethane foam composition comprising at least: at least one polyether polyol having an average molecular weight from 100-20,000; an aromatic polyisocyanate; a tackifying resin; a surfactant; a blowing agent, and a catalyst. A method for preparation of a polyurethane foam composition useful in shock absorption, is also disclosed.
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Cooney John
Friedman Mark M.
Orycle Applications Ltd.
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