Yellow dye-forming coupler and silver halide color photographic light-sensitive material containing the same
US5283166A · kind A · utility
1Cited by
3References
20Claims
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Key dates
| Filing date | May 14, 1992 |
| Grant date | Feb 1, 1994 |
| Priority date | — |
| Expiry date | May 14, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C7/36
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An acylacetamide-type yellow dye-forming coupler. The acyl group of the coupler is a bicyclo[1.1.1]pentane-1-carbonyl group, a bicyclo[2.1.1]hexane-1-carbonyl group, a bicyclo[2.2.1.]heptane-1-carbonyl group, a bicyclo[2.2.2]octane-1-carbonyl group, a tricyclo[3.1.1.0.sup.3,6 ]heptane-6-carbonyl group, a tricyclo[3.3.0.0.sup.3,7 ]octane-1-carbonyl group, or a tricyclo[3.3.1.0.sup.3,7 ]nonane-3-carbonyl group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.