Patent · US Expired

Silver halide photographic emulsion sensitized to red with four carbocyanine dyes

US4028115A · kind A · utility

7Cited by
3References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 26, 1976
Grant dateJun 7, 1977
Priority date
Expiry dateAug 26, 1996

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C1/29
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A spectrally sensitized silver halide photographic emulsion containing, in combination, four carbocyanine sensitizing dyes.

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