LEAKAGE INDICATOR, METHOD TO PRODUCE THE LEAKAGE INDICATOR AND A PACKAGE PROVIDED WITH A LEAKAGE INDICATOR - Patent 1173754

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EP 1 173 754 A1

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(43)	Date of publication:
	23.01.2002 Bulletin 2002/04

(21)	Application number: 99959462.5

(22)	Date of filing: 09.12.1999

(51)	International Patent Classification (IPC)⁷: G01N 31/22, G01M 3/04

(86)	International application number:
	PCT/FI9901/021

(87)	International publication number:
	WO 0067/014 (09.11.2000 Gazette 2000/45)

(84)	Designated Contracting States:
	AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

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Priority:

28.04.1999 FI 990958

(71)	Applicant: UPM-Kymmene Corporation
	00130 Helsinki (FI)

(72)	Inventors:
	HURME, EeroVTT Bio-ja elintarviketekniikka FIN-02150 Espoo (FI) SMOLANDER, MariaVTT Bio-ja elintarviketekniikka FIN-02150 Espoo (FI) PULLINEN, TimoVTT Bio-ja elintarviketekniikka FIN-02150 Espoo (FI) AHVENAINEN, RaijaVTT Bio-ja elintarviketekniikKA FIN-02150 Espoo (FI) KARISALO, SeppoUPM-Kymmene Corporation FIN-37601 Valkeakoski (FI) SAXEN, H kanRaflatac Oy FIN-33101 Tampere (FI)

(74)	Representative: HOFFMANN - EITLE
	Patent- und Rechtsanwälte Arabellastrasse 4 81925 München 81925 München (DE)

(54)	LEAKAGE INDICATOR, METHOD TO PRODUCE THE LEAKAGE INDICATOR AND A PACKAGE PROVIDED WITH A LEAKAGE INDICATOR