Patent · US Expired

Photographic silver halide photosensitive materials

US3930869A · kind A · utility

1Cited by
3References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 4, 1974
Grant dateJan 6, 1976
Priority date
Expiry dateJan 4, 1994

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C1/26
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Double merocyanine compounds having the following general formula as referred to hereinafter are useful as sensitizing dyes in siliver halide photosensitive materials.

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