Title:
SHEET PACKAGING MATERIAL WITH REGISTER MARK
Document Type and Number:
WIPO Patent Application WO2007057379
Kind Code:
A8
Abstract:
A sheet packaging material including a crease line pattern (4) comprising first crease lines (4a) in a longitudinal direction and second crease lines (4b) in a transverse direction and at least a register mark (19) defined by a surface topographic modification that is obtainable in the same production step as the crease line pattern (4) so as to be in register with said crease pattern (4); the register mark (19) includes two pairs of lines (21, 22; 23, 24) that are inclined with respect to the transverse direction by an angle ranging from 15° to 35°, the lines of one pair (21, 23) being parallel to one another and inclined with respect to the transverse direction by angle a in a first direction, the lines of the other pair (22, 24) being parallel to one another and inclined with respect to the transverse direction by the same angle a in the opposite direction.
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Inventors:
BENEDETTI PAOLO (IT)
BRIGHENTI MASSIMO (IT)
BRIGHENTI MASSIMO (IT)
Application Number:
PCT/EP2006/068414
Publication Date:
October 18, 2007
Filing Date:
November 14, 2006
Export Citation:
Assignee:
TETRA LAVAL HOLDINGS & FINANCE (CH)
BENEDETTI PAOLO (IT)
BRIGHENTI MASSIMO (IT)
BENEDETTI PAOLO (IT)
BRIGHENTI MASSIMO (IT)
International Classes:
B65D5/42
Download PDF:
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