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Class Information
Number: 430/385
Name: Radiation imagery chemistry: process, composition, or product thereof > Color imaging process > Using identified radiation sensitive composition in the formation of color image > Silver compound sensitizer > And coupler > Identified cyan dye color > Substituted at coupling position with other than hydrogen
Description: Processes involving the use of couplers containing a group other than hydrogen attached to the coupling position which is removed during processing, usually two-equivalent couplers.


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
7166422 Silver halide color photographic material, and method of image formation Jan. 23, 2007
7112400 Silver halide color photographic photosensitive material and image forming method Sep. 26, 2006
6900006 Photographic elements containing a de-aggregating compound, dye-forming coupler and stabilizer May. 31, 2005
6858380 Silver halide color photosensitive material Feb. 22, 2005
6852479 Silver halide color photographic photosensitive material and image forming method Feb. 8, 2005
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
6764815 Color photographic print material Jul. 20, 2004
6730465 Color photographic element containing a heterocyclic dye-forming coupler May. 4, 2004
6699650 Photographic couplers having improved image dye light stability Mar. 2, 2004
6689549 Photographic element, compound, and process Feb. 10, 2004
6680165 Cyan coupler dispersion with increased activity Jan. 20, 2004
6641990 Photographic element, compound, and process Nov. 4, 2003
6562558 Photographic element, compound, and process May. 13, 2003
6548234 Photographic elements containing a cyan dye-forming coupler, stabilizer and solvent Apr. 15, 2003
6541192 Silver halide color photographic lightsensitive material Apr. 1, 2003
6528241 Color photographic element comprising a multifunctional infrared-dye-forming coupler Mar. 4, 2003
6521397 Photographic element containing azole couplers Feb. 18, 2003
6518000 Infrared couplers for incorporating and recovering metadata Feb. 11, 2003
6513212 Scannable photographic element containing high extinction high-dye-yield cyan couplers Feb. 4, 2003
6426178 Chromogenic black and white silver halide print material Jul. 30, 2002
6387606 Photographic element, compound, and process May. 14, 2002
6368780 Silver halide photographic material and image formation method Apr. 9, 2002
6348302 Image forming method Feb. 19, 2002
6261755 Photographic elements containing blend of cyan dye-forming couplers Jul. 17, 2001
6251575 Photographic element, compound, and process Jun. 26, 2001
6242609 Method for manufacturing a color coupler used in a silver halide photographic light-sensitive material Jun. 5, 2001
6207363 Photographic element, compound, and process Mar. 27, 2001
6197491 Photographic element, compound, and process Mar. 6, 2001
6197492 Photographic element, compound, and process Mar. 6, 2001
6197490 Photographic element, compound, and process Mar. 6, 2001
6194132 Photographic element, compound, and process Feb. 27, 2001
6190852 Photographic element containing nitrogen heterocycle substituted cyan coupler and process Feb. 20, 2001
6190850 Photographic element, compound, and process Feb. 20, 2001
6190851 Photographic element, dispersion, compound and process Feb. 20, 2001
6180331 Photographic element, compound, and process Jan. 30, 2001
6068969 Silver halide color photographic light-sensitive material and method for forming an image using the same May. 30, 2000
6048674 Coupler set for silver halide color imaging Apr. 11, 2000
6043017 Color photographic silver halide material Mar. 28, 2000
6001551 Silver halide color light-sensitive material Dec. 14, 1999
5962198 Photographic elements containing cyan dye-forming coupler having a particular formula Oct. 5, 1999
5935767 Process of producing color negative image at shortened development times Aug. 10, 1999
5916739 Silver halide light sensitive photographic material and image forming method by use thereof Jun. 29, 1999
5858635 Silver halide color photographic material Jan. 12, 1999
5834166 Photographic element containing a particular cyan dye-forming coupler Nov. 10, 1998
5756274 Silver halide color photographic material and method for forming images May. 26, 1998
5691125 Silver halide color photographic material Nov. 25, 1997
5686235 Photographic elements containing cyan dye-forming coupler having a sulfone ballast group Nov. 11, 1997
5681690 Photographic dye-forming coupler, emulsion layer, element, and process Oct. 28, 1997

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