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Browse by Category: Main > Chemistry
Class Information
Number: 430/558
Name: Radiation imagery chemistry: process, composition, or product thereof > Radiation sensitive product > Identified radiation sensitive composition with color producing substance > Silver compound sensitizer > Coupler containing > Heterocyclic coupler
Description: Compositions containing a coupler having a ring structure composed of different type atoms.










Patents under this class:
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Patent Number Title Of Patent Date Issued
7592133 Silver halide photographic material and image forming method using the same Sep. 22, 2009
7476494 Silver halide photosensitive material and image-forming method using the same Jan. 13, 2009
7429444 Black and white photothermographic material and image forming method Sep. 30, 2008
7365199 Dye-forming coupler, silver halide photographic light-sensitive material, and azomethine dye compound Apr. 29, 2008
7347953 Methods for forming improved self-assembled patterns of block copolymers Mar. 25, 2008
7279271 Color material and silver halide color photographic light-sensitive material Oct. 9, 2007
7250249 Black and white photothermographic material Jul. 31, 2007
7244551 Silver halide color photosensitive material Jul. 17, 2007
7223529 Silver halide light-sensitive element May. 29, 2007
7223530 Photographic imaging element with reduced fringing May. 29, 2007
7223528 Photothermographic material and image forming method May. 29, 2007
7189501 Silver halide color photographic photosensitive material Mar. 13, 2007
7183044 Silver halide color photographic light-sensitive material Feb. 27, 2007
7175976 Silver halide photographic light-sensitive material Feb. 13, 2007
7153641 Photographic element containing improved pyrazolotriazole coupler Dec. 26, 2006
7125988 Dye-forming coupler and silver halide color photographic light-sensitive material Oct. 24, 2006
7115357 Silver halide color reversal photosensitive material Oct. 3, 2006
7090969 Coupler and image dye light-stabilizing systems Aug. 15, 2006
7022468 Silver halide color reversal photographic material Apr. 4, 2006
6949332 Silver halide emulsion and method of preparing the same Sep. 27, 2005
6936412 Method of forming color images Aug. 30, 2005
6900005 Color photographic print material May. 31, 2005
6900006 Photographic elements containing a de-aggregating compound, dye-forming coupler and stabilizer May. 31, 2005
6900007 Silver halide photographic element and process May. 31, 2005
6893810 Silver halide color photographic light-sensitive material for movie May. 17, 2005
6866990 Silver halide color reversal photographic lightsensitive material Mar. 15, 2005
6858380 Silver halide color photosensitive material Feb. 22, 2005
6852480 Photographic material comprising a bicyclic pyrazolotriazole coupler with improved photographic properties Feb. 8, 2005
6841344 Photographic elements containing a de-aggregating compound and dye-forming coupler Jan. 11, 2005
6828087 Silver halide photographic material Dec. 7, 2004
6811963 Color photographic material with improved sensitivity Nov. 2, 2004
6803181 Dye-forming coupler, silver halide photographic light-sensitive material, and method for producing an azomethine dye Oct. 12, 2004
6787294 Photographic material comprising a bicyclic pyrazolotriazole coupler with improved hue Sep. 7, 2004
6787296 Silver halide emulsion and silver halide photographic material by the use thereof Sep. 7, 2004
6780573 Color photographic element containing coupler moiety with improved amino acid timing group Aug. 24, 2004
6773875 Silver halide color photographic light-sensitive material, pyrrolotriazole compound, and dye-forming compound Aug. 10, 2004
6770431 Silver halide color photosensitive material Aug. 3, 2004
6756189 Photographic elements containing cyan coupler UV absorber and stabilizer Jun. 29, 2004
6746834 Silver halide color reversal photographic material Jun. 8, 2004
6730465 Color photographic element containing a heterocyclic dye-forming coupler May. 4, 2004
6727053 Dye-forming coupler, silver halide photographic light-sensitive material and azomethine dye compound Apr. 27, 2004
6699650 Photographic couplers having improved image dye light stability Mar. 2, 2004
6699652 Color photographic material with improved sensitivity comprising a pyrazolotriazole coupler Mar. 2, 2004
6689552 Color photographic silver halide material Feb. 10, 2004
6677110 Dye-forming coupler, silver halide photographic light-sensitive material, and azomethine dye compound Jan. 13, 2004
6656673 Silver halide color photographic light-sensitive material and color image formation method using the same Dec. 2, 2003
6653061 Photographic label for reproduction of fine print Nov. 25, 2003
6649771 Silver halide color photographic light-sensitive material, pyrrolotriazole compound and dye-forming compound Nov. 18, 2003
6649329 Photothermographic material and method for forming images Nov. 18, 2003
6641988 Photographic element and silver halide photographic light sensitive material Nov. 4, 2003

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