EP 0211754 A2 19870225 - Security marking process and material provided with security markings.
Title (en)
Security marking process and material provided with security markings.
Title (de)
Sicherungsmarkierverfahren und Sicherungsmarkierungen aufweisende Materialien.
Title (fr)
Procédé de marquage de sécurité, matières pourvues de marques de sécurité.
Publication
Application
Priority
FR 8512172 A 19850808
Abstract (en)
[origin: US4736425A] The invention relates to fiduciary documents and liquids requiring an authentication and a method of marking. The authentication is effected by producing a synthesis reaction of a fluorescent chelate in or on the materials to be authenticated.
Abstract (fr)
L'invention concerne des documents fiduciaires et des liquides requerant une authentification et un procédé de marquage. L'authentification est réalisée en effectuant une réaction de synthèse d'un chélate fluorescent dans ou sur les matières à authentifier.
IPC 1-7
B41M 3/06; B41M 3/14; B44F 1/12; D21H 5/10; D21H 21/44; D21H 25/02
IPC 8 full level
B41M 3/06 (2006.01); B41M 3/14 (2006.01); B42D 15/00 (2006.01); B44F 1/12 (2006.01); D21H 21/44 (2006.01); D21H 21/46 (2006.01); D21H 25/02 (2006.01); G07D 7/00 (2006.01)
CPC (source: EP US)
B41M 3/06 (2013.01 - EP US); B41M 3/142 (2013.01 - EP US); B41M 3/144 (2013.01 - EP US); B42D 25/29 (2014.10 - EP US); D21H 21/46 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0211754 A2 19870225; EP 0211754 A3 19880113; EP 0211754 B1 19910515; AT E63500 T1 19910615; DE 3679252 D1 19910620; FR 2585987 A1 19870213; FR 2585987 B1 19890203; US 4736425 A 19880405
DOCDB simple family (application)
EP 86401696 A 19860729; AT 86401696 T 19860729; DE 3679252 T 19860729; FR 8512172 A 19850808; US 89284086 A 19860804