Patent · US Expired

Infrared-sensitive photographic element

US5061618A · kind A · utility

16Cited by
7References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 28, 1990
Grant dateOct 29, 1991
Priority date
Expiry dateMar 28, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/145
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A photographic element is described comprising a support having thereon a silver halide emulsion layer where the silver halide is sensitized with a dye having the formula: ##STR1## wherein where Z.sub.1, Z.sub.2, Z.sub.3, R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, and X are as defined herein.

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