Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Reexamination Certificate
2006-04-11
2006-04-11
Niland, Patrick D. (Department: 1714)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
C524S589000, C525S440030, C525S452000, C525S934000
Reexamination Certificate
active
07026393
ABSTRACT:
Polyurethane powder coating materials comprising polyureas, polyesters, and crosslinkers, which have less than 15 mol % succinic acid as the polycarboxylic acid component. Matt coatings and coated materials comprising or produced using such polyurethane powder coating materials.
REFERENCES:
patent: 6710136 (2004-03-01), Grenda et al.
patent: 2002/0045717 (2002-04-01), Grenda et al.
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Weiss Jörn Volker
Wenning Andreas
Niland Patrick D.
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
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