Patent · US Expired

Photographic elements containing release compounds-II

US5055385A · kind A · utility

8Cited by
6References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 15, 1991
Grant dateOct 8, 1991
Priority date
Expiry dateMar 15, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/16
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

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.