Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Reexamination Certificate
2007-04-10
2007-04-10
Chapman, Mark A. (Department: 1756)
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Post imaging process, finishing, or perfecting composition...
C430S109100, C430S109310, C430S137150
Reexamination Certificate
active
10881011
ABSTRACT:
Dry electrophotographic toner compositions are provided comprising an amphipathic copolymer comprising basic functionalities covalently bonded to the amphipathic copolymer. Methods of making the toner compositions are also provided. The present toner compositions exhibit unique charge characteristics and unique chemical and charge interaction properties.
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Baker James A.
Moudry Ronald J.
Qian Julie Y.
Tokarski Zbigniew
Chapman Mark A.
Kagan Binder PLLC
Samsung Electronics Company
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