Radiation imagery chemistry: process – composition – or product th – Color imaging process – Laser or radiation exposure other than visible light
Reexamination Certificate
2005-01-04
2005-01-04
Le, Hoa Van (Department: 1752)
Radiation imagery chemistry: process, composition, or product th
Color imaging process
Laser or radiation exposure other than visible light
C430S490000
Reexamination Certificate
active
06838230
ABSTRACT:
A method is provided that is suitable fur use in processing a digitally exposed translucent or transparent display material. The method includes exposing a translucent or transparent material to light emitted from a light source. The material contains at least one silver halide having a silver content of at least about 1 g/m2based on the area of the material. The method also includes contacting the material with a color developer solution comprising at least one color developing agent and a compound having the following formula (I):in which each of a and b independently represents 1 to 4, and in which each of X and Y independently represents a hydrogen, sodium or potassium atom. The duration of the step (b) is from about 60 to about 180 seconds.
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Search Report issued in European Patent Application No. EP 03 25 5915, dated Dec. 17, 2003.
Harvey Robert S.
Wan Hai-xing
Burns Doane , Swecker, Mathis LLP
Fuji Hunt Photographic Chemicals Inc.
Le Hoa Van
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