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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
CLARIANT PRODUKTE (DEUTSCHLAND) GMBH	65929 FRANKFURT AM MAIN

International Classification(s)

• C07F:ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CO....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bauer, Harald	Kerpen , DE	166	1362
Krause, Werner	Huerth , DE	103	1184
Sicken, Martin	Cologne , DE	112	1189
Weferling, Norbert	Huerth , DE	38	468

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
December 22, 2009	US,7635785,B2   US7635785B2	GRANTED PATENT AS SECOND PUBLICATION
June 23, 2005	US,20050137418,A1   US20050137418A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7635785

Process for preparation of dialkylphosphinic salts

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