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
2006-02-23
2009-10-13
Niland, Patrick D (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...
C346S135100, C428S032100, C428S032150, C428S032260, C428S032340, C428S032350, C428S032370, C428S423100, C428S425100, C528S044000, C528S071000, C528S076000, C528S077000, C528S085000, C524S589000, C524S590000, C524S839000, C524S840000
Reexamination Certificate
active
07601779
ABSTRACT:
A polymer compound comprises a unit composed of a sulfur-containing compound (A) having at least two active hydrogen groups, a unit composed of a compound (B) having at least two isocyanate groups and a unit composed of an amine compound (C) having at least two active hydrogen groups, and having an average particle size of 200 nm or smaller. The polymer compound can be used in a recording medium.
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Hyakuda Hirokazu
Kakihira Hiroshi
Canon Finetech Inc.
Fitzpatrick ,Cella, Harper & Scinto
Niland Patrick D
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