Patent · US Expired

Silver halide color photographic materials

US5342749A · kind A · utility

6Cited by
1References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 21, 1993
Grant dateAug 30, 1994
Priority date—
Expiry dateDec 21, 2013

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C7/30529
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A silver halide color photographic material comprising a support having thereon at least one silver halide emulsion layer and containing a 1H-pyrazolo[5,1-c]-1,2,4-triazole couplers represented by the general formula (I) of the general formula (II): ##STR1## wherein A represents a group which is bonded to L via the benzene ring or a carbon atom in R.sup.12 on the benzene ring which is the substituent group in the 3-position of the 1H-pyrazolo[5,1-c]-1,2,4-triazole parent nucleus represented by general formula (III) below; ##STR2##

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