Title (en)

Security coating of documents

Title (de)

Sicherheitsbeschichtung von Dokumenten

Title (fr)

Revêtement de protection de documents

Publication

EP 0839670 A1 19980506 (EN)

Application

EP 97308777 A 19971031

Priority

GB 9622747 A 19961101

Abstract (en)

A coating process that when applied to non-impact print/markings will improve the wear (or rub) characteristics and the security of the markings against fraudulent alteration.

IPC 1-7

B41M 7/00; B41M 3/14

IPC 8 full level

B41M 3/14 (2006.01); B41M 7/00 (2006.01)

CPC (source: EP)

B41M 3/14 (2013.01); B41M 7/0045 (2013.01); B41M 7/0054 (2013.01)

Citation (search report)

• [XY] EP 0500372 A1 19920826 - KONISHIROKU PHOTO IND [JP]
• [Y] DE 3610204 A1 19871008 - SCHORN RAINER DIPL ING
• [X] US 5232812 A 19930803 - MORRISON IAN D [US], et al
• [X] EP 0081887 A1 19830622 - COULTER STORK PATENTS [NL]
• [A] EP 0737593 A2 19961016 - WESTVACO CORP [US]
• [A] WO 9629205 A1 19960926 - LUNDGREN CLAES G L [SE]
• [A] US 5084095 A 19920128 - FRITZ THOMAS M [US]
• [A] US 4067737 A 19780110 - LEWIS ANTHONY VINCENT
• [A] PATENT ABSTRACTS OF JAPAN vol. 012, no. 145 (M - 693) 6 May 1988 (1988-05-06)

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

EP 0839670 A1 19980506; EP 0839670 B1 20020220; AT E213465 T1 20020315; DE 69710550 D1 20020328; DE 69710550 T2 20021031; DK 0839670 T3 20020521; ES 2173394 T3 20021016; GB 9622747 D0 19970108; PT 839670 E 20020830

DOCDB simple family (application)

EP 97308777 A 19971031; AT 97308777 T 19971031; DE 69710550 T 19971031; DK 97308777 T 19971031; ES 97308777 T 19971031; GB 9622747 A 19961101; PT 97308777 T 19971031