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Class Information
Number: 430/356
Name: Radiation imagery chemistry: process, composition, or product thereof > Achromatic image produced from chromatic reproduction image
Description: Processes for producing achromatic, i.e., black, white, or grey images from chromatic, i.e., color reproduction images, e.g., preparation of color separation records from multicolor reproduction materials.


Patents under this class:

Patent Number Title Of Patent Date Issued
7270932 Imaging composition and method Sep. 18, 2007
7223519 Imaging compositions and methods May. 29, 2007
7144676 Imaging compositions and methods Dec. 5, 2006
7130118 Dynamic projection screen Oct. 31, 2006
6503670 Color film restoration process Jan. 7, 2003
5728511 Silver halide photographic material and image-forming process Mar. 17, 1998
5716773 Alteration of image tone in black and white photographic materials Feb. 10, 1998
5624792 Silver halide photographic photosensitive material Apr. 29, 1997
5536624 Silver halide photographic photosensitive material Jul. 16, 1996
5364747 Color correcting layers consisting essentially of at least one dye-forming coupler and gelatin in chromogenic black-and-white photographic imaging systems Nov. 15, 1994
5362616 Chromogenic black-and-white photographic imaging systems Nov. 8, 1994
5350664 Photographic elements for producing blue, green, and red exposure records of the same hue and methods for the retrieval and differentiation of the exposure records Sep. 27, 1994
5350651 Methods for the retrieval and differentiation of blue, green and red exposure records of the same hue from photographic elements containing absorbing interlayers Sep. 27, 1994
5350650 Methods for the retrieval of blue, green and red exposure records of the same hue from a photographic element containing emissive interlayers Sep. 27, 1994
5314790 Tone control of photographic silver images May. 24, 1994
5292627 Tone control of photographic images Mar. 8, 1994
5154995 Silver halide color photographic material and process for the formation of color images thereon Oct. 13, 1992
5006449 Silver halide black and white photographic material Apr. 9, 1991
4994345 Image forming method for forming a multicolor image from a half-tone dot exposure Feb. 19, 1991
4943517 Imaging system Jul. 24, 1990
4737912 Medical image filing apparatus Apr. 12, 1988
4728601 Tetra-aza indene compounds Mar. 1, 1988
4705745 Photographic materials and color proofing system Nov. 10, 1987
4678740 Method for making photographic mattes Jul. 7, 1987
4610949 Method for direct plate making from multicolor original Sep. 9, 1986
4429035 Black and white photographic materials Jan. 31, 1984
4368255 Method of processing monochrome silver halide material Jan. 11, 1983
4321321 Method of producing color separation negatives using contrast reducing filter Mar. 23, 1982
4314022 Photoresist developers and process Feb. 2, 1982
4294913 Information carriers, method of forming and copying said carriers Oct. 13, 1981
4293640 Radiographic image enhancement Oct. 6, 1981
4281049 Color separation transparency and process for the preparation thereof Jul. 28, 1981
4241153 Process for making color separation negatives and positives for use in multi-color printing Dec. 23, 1980
4188216 Method of print dyeing textile materials Feb. 12, 1980
4188225 Halftone screen with cell matrix Feb. 12, 1980
4172725 Photosensitive compositions and recording materials and processes utilizing same Oct. 30, 1979
4171221 High gain Co(III)complex imaging Oct. 16, 1979
4055833 Method of deriving characteristic contours from a colored picture Oct. 25, 1977
4028105 Color correction process for color printing using electroluminscent element Jun. 7, 1977
4019817 Method of color image recording Apr. 26, 1977
4018528 Photomechanical color printing registration Apr. 19, 1977
4003745 Method for identifying color separation film Jan. 18, 1977
3957511 Method for producing a visible image by use of a photoconductor May. 18, 1976
3947105 Production of colored designs Mar. 30, 1976
3940274 Single emulsion phase and amplitude transparency Feb. 24, 1976



 
 
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