Patent · US Expired

Process for forming color image

US5278034A · kind A · utility

17Cited by
5References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 11, 1992
Grant dateJan 11, 1994
Priority date
Expiry dateDec 11, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C7/413
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A process for forming a color image comprises the step of developing an image-wise exposed silver halide color photographic material with a color developing composition containing an N-(4-aminophenyl)pyrrolidine derivative such as ##STR1## which produces an excellent hue in a rapid process.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.