Patent · US Expired

Diffusion transfer integral film units with flare reducing layers

US4088487A · kind A · utility

4Cited by
5References
37Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 16, 1977
Grant dateMay 9, 1978
Priority date
Expiry dateJun 16, 1997

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C8/52
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Diffusion transfer integral film units are provided having a flare-reducing layer adjacent or contiguous the photosensitive silver halide layer(s).

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