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Browse by Category: Main > Chemistry
Class Information
Number: 430/615
Name: Radiation imagery chemistry: process, composition, or product thereof > Radiation sensitive product > Silver compound sensitizer containing > Stabilizing or fog inhibiting ingredient containing > Heterocyclic compound > Polyhetero atom ring > Polyhetero atom ring fused to another ring having polyhetero atoms
Description: Subject matter containing a compound in which two heterocyclic ring which each contain more than one atom other than carbon are fused to each other, e.g., tetraaza-or pentaazaindanes, etc.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7455959 Photographic element containing a speed-enhancing compound Nov. 25, 2008
7384731 Method for forming color image and silver halide color photosensitive material used for the same Jun. 10, 2008
7303851 Silver halide photographic light-sensitive material Dec. 4, 2007
7267935 Thermally developable materials stabilized with crown ethers Sep. 11, 2007
7232652 Photothermographic material and image forming method Jun. 19, 2007
7175977 Stabilizers for use in thermographic recording materials Feb. 13, 2007
7153638 Silver halide color photosensitive material Dec. 26, 2006
7125657 Photothermographic material Oct. 24, 2006
7097963 Halogen substituted tetraazaindene compounds in photothermographic materials Aug. 29, 2006
7074550 Silver halide color photosensitive material Jul. 11, 2006
6929906 Silver halide color photosensitive material Aug. 16, 2005
6887656 Color photographic element containing improved heterocyclic speed enhancing compound May. 3, 2005
6821719 Process for producing a deformed image without significant image degradation Nov. 23, 2004
6811963 Color photographic material with improved sensitivity Nov. 2, 2004
6699652 Color photographic material with improved sensitivity comprising a pyrazolotriazole coupler Mar. 2, 2004
6548239 Photothermographic material Apr. 15, 2003
6511797 Photothermographic material Jan. 28, 2003
6482583 Photothermographic material Nov. 19, 2002
6455242 Color photographic element containing speed improving compound Sep. 24, 2002
6444392 Black and white graphic arts film Sep. 3, 2002
6426180 Color photographic element containing speed improving compound in combination with electron transfer agent releasing compound Jul. 30, 2002
6413710 Methods for making photothermographic emulsions and imaging materials Jul. 2, 2002
6383731 Polyhalogenomethylsulfonyl compound May. 7, 2002
6350564 Color photographic element containing speed improving compound in combination with reflecting material Feb. 26, 2002
6331386 Photothermographic element Dec. 18, 2001
6329135 Silver halide photothermographic material Dec. 11, 2001
6319660 Color photographic element containing speed improving compound Nov. 20, 2001
6316177 Color photographic element containing speed-improving polymers Nov. 13, 2001
6297001 Photothermographic material Oct. 2, 2001
6277554 Thermographic recording element Aug. 21, 2001
6248512 Thermally processable photosensitive material, image forming method and antifoggant Jun. 19, 2001
6214529 Method of suppressing fog in silver halide emulsions Apr. 10, 2001
6190848 Color photographic element containing ballasted triazole derivative and inhibitor releasing coupler Feb. 20, 2001
6190849 Photographic element containing ballasted tetrazole derivative and inhibitor releasing coupler Feb. 20, 2001
6153372 Photothermographic element Nov. 28, 2000
6140029 Color photographic element containing elemental silver and nitrogen heterocycle in a non-light sensitive layer Oct. 31, 2000
5981161 Silver halide photographic light sensitive material Nov. 9, 1999
5972589 Silver halide emulsion manufacturing method Oct. 26, 1999
5968724 Silver halide photographic elements with reduced fog Oct. 19, 1999
5958668 Recording material Sep. 28, 1999
5955252 Silver halide photographic material Sep. 21, 1999
5939247 Silver halide photographic material and a process for forming images Aug. 17, 1999
5939248 Photothermographic imaging materials and antifoggants therefor Aug. 17, 1999
5916742 Surface latent image type photographic material containing silver halide grains doped with cyano-chromium-complex ion Jun. 29, 1999
5879872 Silver halide photographic elements containing sulfenimide compounds Mar. 9, 1999
5869229 Photothermographic material Feb. 9, 1999
5866313 Silver halide photographic light-sensitive material Feb. 2, 1999
5858640 Thermally processable imaging element comprising sulfenimide compounds Jan. 12, 1999
5851754 Silver halide photographic material and hydroxamic acid-base compound for use therein Dec. 22, 1998
5837436 Silver halide color photographic material and package thereof Nov. 17, 1998

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