Patent · US Expired

Yellow dye-forming coupler and silver halide color photographic light-sensitive material containing the same

US5283166A · kind A · utility

1Cited by
3References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 14, 1992
Grant dateFeb 1, 1994
Priority date
Expiry dateMay 14, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C7/36
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An acylacetamide-type yellow dye-forming coupler. The acyl group of the coupler is a bicyclo[1.1.1]pentane-1-carbonyl group, a bicyclo[2.1.1]hexane-1-carbonyl group, a bicyclo[2.2.1.]heptane-1-carbonyl group, a bicyclo[2.2.2]octane-1-carbonyl group, a tricyclo[3.1.1.0.sup.3,6 ]heptane-6-carbonyl group, a tricyclo[3.3.0.0.sup.3,7 ]octane-1-carbonyl group, or a tricyclo[3.3.1.0.sup.3,7 ]nonane-3-carbonyl group.

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