Coupler is wandering from patents

COUPLERS PRODUCING MAGENTA IMAGES

Filed: September 9th, 1965 [Granted]

Patent Number: 3297447

Since it is desired that the color-forming components or couplers not wander from the layers in which they are incorporated, couplers which do have ...

Photographic elements containing cyan-forming couplers

Filed: March 12th, 1981 [Granted]

Assignee: Agfa-Gevaert N V

Patent Number: 4341864

1130581 according to which latices are formed of polymeric couplers by ... large to prevent the colour coupler from wandering from the colloid layer, ...

S-PYRAZOLONE COUPLER

Filed: February 18th, 1960 [Granted]

Patent Number: 3062653

Another object is to provide magenta couplers which are ■ not only readily incorporated in photographic emulsion layers but are free from wandering from ...

YELLOW FORMING COLOUR COUPLERS FOR PHOTOGRAPHIC SILVER HALIDE MATERIAL

Filed: March 6th, 1972 [Granted]

Patent Number: 3843366

material the non-diffusion colour couplers for each colour patgnt ... large for preventing the colour coupler of wandering from the colloid layer, ...

PHOTOGRAPHIC SILVER HALIDE COLOR MATERIAL UTILIZING BENZOYLACETAMIDE COLOR ...

Filed: June 27th, 1969 [Granted]

Patent Number: 3660095

... sufficiently large for preventing the color coupler of wandering from the colloid layer, in which the coupler is incorporated, to another colloid layer.

GELATIN-COUPLER COMPOUND

Filed: October 26th, 1940 [Granted]

Assignee: Eastman Kodak Company

Patent Number: 2318788

UNITED STATES PATENT OFFICE 2318788 INCORPORATION OF COUPLERS IN ... arises from the fact that the couplers tend to wander from the emulsions with which ...

SILVER HALIDE PHOTOGRAPHIC COLOR MATERIAL CONTAINING FLUORINE SUBSTITUTED ...

Filed: February 16th, 1970 [Granted]

Patent Number: 3619190

Upon cooling a light the color coupler of wandering from the colloid layer, in brown crystalline precipitate formed. Melting point: 1 95° C. which the ...

COLOR PHOTOGRAPHY

Filed: December 26th, 1940 [Granted]

Patent Number: 2322027

... among other reasons, of the tendency of the couplers to wander from the ... More recent patents have proposed the reaction of coupler molecules with ...