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
2008-05-06
2008-05-06
Gulakowski, Randy (Department: 1796)
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...
C524S543000, C524S556000, C524S575000
Reexamination Certificate
active
10945040
ABSTRACT:
An aqueous coating composition comprising a dispersion in an aqueous medium of (i) an acrylic addition polymer, (ii) an acrylic addition polymer having an acid value lower than that of polymer (i), and (iii) a base. The composition may also comprise a cross-linker, such as a polyisocyanate or a melamine resin. Also disclosed are methods for making such aqueous coating compositions and aqueous coating compositions made by such methods.
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Cromie Joan
Fenn David Robert
French Andrew Robert
Gulakowski Randy
Meyers Diane R.
PPG Industries Ohio Inc.
Sastri Satya
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