Photographic products and processes

Claim 1

A PROCESS OF FORMING A DIFFUSION TRANSFER IMAGE IN COLOR COMPRISING THE STEPS OF EXPOSING A PHOTOSENSITIVE ELEMENT INCLUDING A SUPPORT CARRYING A SOLVER HALIDE EMULSION, APPLYING TO SAID EXPOSED PHOTOSENSITIVE ELEMENT AN AQUEOUS ALKALINE SOLUTION AND DEVELOPING SAID EXPOSED SILVER HALIDE EMULSION IN THE PRESENCE OF A SILVER HALIDE DEVELOPING AGENT, SAID SILVER HALIDE DEVELOPING AGENT, UPON OXIDATION, FORMING AN OXIDATION PRODUCT WHICH IS SUBSTANTIALLY MORE MOBILE AND MORE DIFFUSIBLE IN SAID AQUEOUS ALKALINE SOLUTION THAN IS SAID SILVER HALIDE DEVELOPING AGENT, SAID OXIDATION PRODUCT BEING COLORED AND HAVING A LOWER MOLECULAR WEIGHT THAN SAID SILVER HALIDE DEVELOPING AGENT, FORMING SAID MORE MOBILE OXIDATION PRODUCT IN DEVELOPED AREAS OF SAID EXPOSED SILVER HALIDE EMULSION AS A FUNCTION OF SAID DEVELOPMENT, AND PREFERENTIALLY TRANSFERRING, BY DIFFUSION, SAID MORE MOBILE OXIDATION PRODUCT TO A SUPERPOSED IMAGE-RECEIVING LAYER TO FORM A VISIBLE COLOR IMAGE WHICH IS A NEGATIVE TRANFER IMAGE.