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Browse by Category: Main > Chemistry
Class Information
Number: 430/553
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 > Phenol or naphthol coupler > Substituted at coupling position with other than hydrogen
Description: Compositions containing coupler having a group attached to the coupling position with other than hydrogen which is removed during processing, usually two-equivalent.










Patents under this class:
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Patent Number Title Of Patent Date Issued
7687229 Silver halide color photographic light-sensitive material and image forming method Mar. 30, 2010
7531298 Silver halide color photosensitive material May. 12, 2009
7407740 Silver halide color photographic light-sensitive material Aug. 5, 2008
7244551 Silver halide color photosensitive material Jul. 17, 2007
7223530 Photographic imaging element with reduced fringing May. 29, 2007
7223529 Silver halide light-sensitive element May. 29, 2007
7175975 Photographic material with improved development inhibitor releases Feb. 13, 2007
7153639 Silver halide color photographic lightsensitive material Dec. 26, 2006
7153640 Silver halide light-sensitive element Dec. 26, 2006
7090969 Coupler and image dye light-stabilizing systems Aug. 15, 2006
7052827 Silver halide photographic material May. 30, 2006
6900005 Color photographic print material May. 31, 2005
6890707 Color photographic print material May. 10, 2005
6852479 Silver halide color photographic photosensitive material and image forming method Feb. 8, 2005
6828087 Silver halide photographic material Dec. 7, 2004
6806042 Color photographic print material Oct. 19, 2004
6783924 Colour photographic silver halide material Aug. 31, 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
6764815 Color photographic print material Jul. 20, 2004
6756189 Photographic elements containing cyan coupler UV absorber and stabilizer Jun. 29, 2004
6699650 Photographic couplers having improved image dye light stability Mar. 2, 2004
6689549 Photographic element, compound, and process Feb. 10, 2004
6689552 Color photographic silver halide material Feb. 10, 2004
6680165 Cyan coupler dispersion with increased activity Jan. 20, 2004
6653061 Photographic label for reproduction of fine print Nov. 25, 2003
6649329 Photothermographic material and method for forming images Nov. 18, 2003
6641990 Photographic element, compound, and process Nov. 4, 2003
6641988 Photographic element and silver halide photographic light sensitive material Nov. 4, 2003
6620580 Color negative element containing triple-coated blue record and method of imaging using same Sep. 16, 2003
6593069 Photothermographic material and method for forming images Jul. 15, 2003
6586167 Method for thermally forming image for plate making and thermally processed image recording material for plate making Jul. 1, 2003
6562558 Photographic element, compound, and process May. 13, 2003
6558887 Color photographic silver halide material May. 6, 2003
6558886 Direct view photographic element containing a particular green record May. 6, 2003
6555304 Direct view photographic element containing a particular red record Apr. 29, 2003
6548234 Photographic elements containing a cyan dye-forming coupler, stabilizer and solvent Apr. 15, 2003
6544298 Compositions for oxidation dyeing keratin fibres comprising a cationic coupler novel cationic couplers their use for oxidation dyeing and dyeing methods Apr. 8, 2003
6534254 Color photographic print material Mar. 18, 2003
6531269 Color photographic silver halide material Mar. 11, 2003
6521395 Infrared couplers for incorporating and recovering metadata Feb. 18, 2003
6518000 Infrared couplers for incorporating and recovering metadata Feb. 11, 2003
6511796 Color photographic element Jan. 28, 2003
6509500 Continuous preparation of incorporated photographic amides Jan. 21, 2003
6495304 Color-developing agent, silver halide photographic light-sensitive material and image-forming method Dec. 17, 2002
6479225 Chromogenic sepia silver halide print material Nov. 12, 2002
6444417 Photographic element containing cyan dye-forming coupler Sep. 3, 2002
6444412 Photographic element with dye-forming coupler and stabilizing compound Sep. 3, 2002
6436623 Color photographic silver halide material Aug. 20, 2002
6426178 Chromogenic black and white silver halide print material Jul. 30, 2002

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