Doctor blade

United States of America Patent

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Jul 6, 2004
Grant Date
Dec 20, 2001
app pub date
Mar 9, 2001
filing date
Sep 10, 1998

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Abstract

A doctor blade for use in cleaning a roll in a paper machine comprises a thermosetting plastic polymer material selected from the group consisting of vinylesterurethanes and polyether amides.

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Patent Owner(s)

Patent Owner	Address
VALMET TECHNOLOGIES INC	KEILASATAMA 5 ESPOO FI-02150

International Classification(s)

D21G:CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kirjava, Jouni	Ruutana, FI	2	14
Rata, Ilkka	Jyvaskyla, FI	18	95
Vainio, Tommi	Vantaa, FI	9	39

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Doctor blade

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United States of America Patent

09803464

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PATENT NO	6758944
APP PUB NO	20010052401A1
SERIAL NO	09803464
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
July 06, 2004	US,6758944,B2 US6758944B2	GRANTED PATENT AS SECOND PUBLICATION
December 20, 2001	US,20010052401,A1 US20010052401A1	FIRST PUBLISHED PATENT APPLICATION

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09803464

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