D - Textiles – Paper – 21 – H
Patent
D - Textiles, Paper
21
H
D21H 21/40 (2006.01) B31F 1/07 (2006.01) B42D 15/00 (2006.01)
Patent
CA 2468421
The invention relates to improvements in paper, and in particular to the use of watermarks and/or embossings for strengthening paper sheets and documents made therefrom. The invention therefore provides a sheet of paper having at least three corners and three sides joined at said corners, wherein corner reinforcing watermarks are provided at each of said corners. Alternatively, or in addition, corner reinforcing embossings are provided at each of said corners.
L'invention concerne des améliorations dans le papier et, en particulier l'utilisation de filigranes et/ou de gaufrures pour renforcer les feuilles de papier et les documents obtenus à partir de celles-ci. L'invention concerne ainsi une feuille de papier présentant au moins trois coins et trois côtés reliés au niveau des coins, des filigranes de renforcement des coins étant situés au niveau de chacun des coins. En variante, ou de plus, des gaufrures de renforcement des coins sont situées au niveau de chacun desdits coins.
Howland Paul
Pearson Nicholas George
de La Rue International Limited
Ridout & Maybee Llp
LandOfFree
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