Photographic element containing cyan dye-forming coupler
US6444417B1 · kind B1 · utility
1Cited by
4References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 21, 2001 |
| Grant date | Sep 3, 2002 |
| Priority date | — |
| Expiry date | Aug 21, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C7/39288
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The invention relates to a photographic element comprising a light sensitive silver halide emulsion layer having associated therewith (A) a cyan dye-forming coupler of formula (I) and (B) a bisphenol derivative compound of formula (II): wherein the substituents are as described in the specification.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.