EP 0378029 B1 19930915 - NON-FORGEABLE AND NON-FLUORESCENT SECURITY PAPER, AND DOCUMENT OBTAINED
Title (en)
NON-FORGEABLE AND NON-FLUORESCENT SECURITY PAPER, AND DOCUMENT OBTAINED
Publication
Application
Priority
FR 8816347 A 19881207
Abstract (en)
[origin: EP0378029A2] Papermaking and stationery. <??>The nonfluorescent security paper in accordance with the invention is characterised in that it comprises, on its surface and/or within its bulk, a cobalt(II) or (III) salt which is at least partially soluble in aqueous phase. <??>Application to security papers.
IPC 1-7
IPC 8 full level
B42D 15/00 (2006.01); B44F 1/12 (2006.01); D21H 21/46 (2006.01)
CPC (source: EP US)
B42D 25/29 (2014.10 - EP US); D21H 21/46 (2013.01 - EP US); Y10S 428/916 (2013.01 - EP US)
Designated contracting state (EPC)
BE DE ES FR GB IT NL
DOCDB simple family (publication)
EP 0378029 A2 19900718; EP 0378029 A3 19910710; EP 0378029 B1 19930915; DE 68909205 D1 19931021; DE 68909205 T2 19940407; ES 2058586 T3 19941101; FR 2639970 A1 19900608; FR 2639970 B1 19910920; US 5156717 A 19921020
DOCDB simple family (application)
EP 89420481 A 19891206; DE 68909205 T 19891206; ES 89420481 T 19891206; FR 8816347 A 19881207; US 44658689 A 19891206