Global Patent Index - EP 1466755 A3

EP 1466755 A3 20070124 - Corner reinforcing watermarks on sheets

Title (en)

Corner reinforcing watermarks on sheets

Title (de)

Wasserzeichen als Eckenverstärkung eines Blattes

Title (fr)

Filigrane pour le renforcement des coins d'une feuille

Publication

EP 1466755 A3 20070124 (EN)

Application

EP 04251937 A 20040331

Priority

  • GB 0307753 A 20030403
  • GB 0307754 A 20030403

Abstract (en)

[origin: EP1466755A2] The invention relates to improvements in paper, and in particular to the use of watermarks alone or with embossings for strengthening paper sheets and documents made therefrom. The invention therefore provides a sheet having corners and sides joined at said corners, wherein corner reinforcing watermarks are provided at at least two of said corners, and at least one of which reinforcing watermarks has a border, at least a section of which has a complementary shape with respect to and is located close to at least a section of a border of a further watermark. The watermarks may additionally or alternatively be provided with embossings in a pattern dissimilar to that or the reinforcing watermarks.

IPC 8 full level

B31F 1/07 (2006.01); B42D 15/00 (2006.01)

CPC (source: EP)

B42D 25/29 (2014.10); B42D 25/333 (2014.10)

Citation (search report)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

Designated extension state (EPC)

AL LT LV MK

DOCDB simple family (publication)

EP 1466755 A2 20041013; EP 1466755 A3 20070124; EP 1466755 B1 20110119; AT E495884 T1 20110215; DE 602004031066 D1 20110303; GB 0407156 D0 20040505; GB 2400075 A 20041006; GB 2400075 B 20050302; PL 1466755 T3 20110630; SI 1466755 T1 20110531

DOCDB simple family (application)

EP 04251937 A 20040331; AT 04251937 T 20040331; DE 602004031066 T 20040331; GB 0407156 A 20040330; PL 04251937 T 20040331; SI 200431648 T 20040331