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

Patent Owner(s)

• PROMEGA CORPORATION

International Classification(s)

• C07H:SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTI....
• C07G:COMPOUNDS OF UNKNOWN CONSTITUTION
• C12Q:MEASURING OR TESTING PROCESSES INVOLVING ENZYMES O....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bitner, Rex M	Cedarburg, WI	20	531
Grosch, Josephine C	Mazomainie, WI	4	198
Holmes, Diana L	Crystal Lake, IL	4	198
Katzenhendler, Jehoshua	Jerusalem, IL	4	181
Simpson, Daniel J	Middleton, WI	31	421
Smith, Craig E	Oregon, WI	15	690

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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
October 19, 2004	US,6806362,B2   US6806362B2	GRANTED PATENT AS SECOND PUBLICATION
August 16, 2001	US,20010014650,A1   US20010014650A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 2001/0014,650

pH dependent ion exchange matrix and method of use in the isolation of nucleic acids

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