The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 04, 1996
Filed:
Apr. 12, 1995
Luc Heremans, Leuven, BE;
Agfa-Gevaert, N.V., Mortsel, BE;
Abstract
In order to provide a direct-positive material having low contrast and extended latitude that can be manufactured in a consistent and reproducable way a multilayer direct-positive photographic material is disclosed as well as the process to provide it, characterized by the steps of coating on one side of a support at least two layers of direct positive silver halide emulsions of the externally fogged type, at least one layer of which comprises a mixture of direct positive silver halide emulsions of the externally fogged type and at least one layer of which comprises one or more filter dyes; overcoating said emulsion layers with at least one protective layer; coating on the other side of the support at least one backing layer.