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

Patent Owner(s)

Patent Owner	Address
DRACHENFELSSEE 521 VV GMBH (TO BE RENAMED OXEA DEUTSCHLAND GMBH)	OTTO-ROELEN-STRASSE 3 OBERHAUSEN 46147

International Classification(s)

• B01D:SEPARATION

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Dukat, Wolfgang	Oberhausen, DE	3	10
Lappe, Peter	Dinslaken, DE	50	343
Schmid, Klaus	Dinslaken, DE	18	80
Scholz, Horst	Dinslaken, DE	8	67
Storm, Edgar	Oberhausen, DE	3	10

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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
July 11, 2006	US,7074304,B2   US7074304B2	GRANTED PATENT AS SECOND PUBLICATION
October 02, 2003	US,20030183502,A1   US20030183502A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7074304

Process for purifying alicyclic alcohols

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