Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Reexamination Certificate
2008-08-15
2011-10-18
Harlan, Robert D. (Department: 1762)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
C524S084000, C524S089000, C549S031000, C546S187000, C546S281100, C546S270100, C546S086000, C544S079000, C548S302100
Reexamination Certificate
active
08039532
ABSTRACT:
A compound represented by formula (I-1):wherein R21, R22, R23and R24each independently represent a hydrogen atom or a monovalent substituent, with the proviso that compounds, in which R21, R22, R23and R24each are an alkylthio group, are excluded; R21and R22and/or R23and R24each may bond to each other to form a ring, with the proviso that compounds, in which the formed ring is a dithiol ring or a dithiolane ring, are excluded;R25and R26each independently represent a hydrogen atom or a monovalent substituent;X21, X22, X23and X24each independently represent a hetero atom;compounds, wherein R21, R22, R23and R24each represent a cyan group; X21, X22, X23and X24each represent a sulfur atom; and R25and R26each represent a hydroxyl group or a hydrogen atom, are excluded; andcompounds, wherein R21and R23each represent a hydrogen atom; R22and R24each represent an arylcarbonyl group; X21, X22, X23and X24each represent a sulfur atom; and R25and R26each represent a hydroxyl group, are excluded; and an ultraviolet absorbent, which has molecular weight of 10,000 or less and molar extinction coefficient at the maximum absorption wavelength of the ultraviolet absorbent of 80,000 or more.
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Hanaki Naoyuki
Motoki Masuji
Yawata Toshihiko
Buchanan & Ingersoll & Rooney PC
Fujifilm Corporation
Harlan Robert D.
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