Record receiver having plural interactive leaves or a colorless – Having a colorless color-former – developer therefor – or... – Identified organic electron acceptor other than phenolic resin
Reexamination Certificate
2007-04-24
2007-04-24
Hess, Bruce H. (Department: 1774)
Record receiver having plural interactive leaves or a colorless
Having a colorless color-former, developer therefor, or...
Identified organic electron acceptor other than phenolic resin
C106S031170, C427S140000, C430S108100, C430S108400, C503S209000
Reexamination Certificate
active
11036994
ABSTRACT:
A decolorable image forming material contains a color former and a developer, that develop a colored state through interaction therebetween and can be decolored by heating or contact with a solvent, in which the developer contains two or more compounds whose deference in molecular weight is 15 or more.
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U.S. Appl. No. 11/266,326, filed Nov. 4, 2005, Takayama et al.
Ogiue Masanori
Sano Kenji
Takayama Satoshi
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