Photographic elements containing release compounds I
US5034311A · kind A · utility
8Cited by
6References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 16, 1990 |
| Grant date | Jul 23, 1991 |
| Priority date | — |
| Expiry date | Nov 16, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/16
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
There are described color photographic elements containing novel release compounds which rapidly release a photographically useful group, such as a development inhibitor, from a timing group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.