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

Patent Owner(s)

Patent Owner	Address
FORSCHUNGSZENTRUM KARLSRUHE GMBH	76133 KARLSRUHE
UNIVERSITAT KARLSRUHE	76128 KARLSRUHE

International Classification(s)

• B03C:MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATE....
• B01D:SEPARATION

• 2007 Application Filing Year
• B03C Class
• 121 Applications Filed
• 68 Patents Issued To-Date
• 56.20 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Franzreb, Matthias	Karlsruhe, DE	12	79
# of filed Patents : 12 Total Citations : 79
Hausmann, Rudolf	Karlsruhe, DE	6	5
# of filed Patents : 6 Total Citations : 5

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Patent Citation Ranking

• 0 Citation Count
• B03C Class

• 0 % this patent is cited more than
• 13 Age

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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
November 06, 2012	US,8303822,B2   US8303822B2	GRANTED PATENT AS SECOND PUBLICATION
March 11, 2010	US,20100062509,A1   US20100062509A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8303822

Highly porous magnetic temporary fixed bed

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Abstract

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The present invention relates to a fixed bed, for example for the isolation and/or purification of components originating from a biological system, which fixed bed comprises magnetic beads and a magnetizable fabric arranged at least in part in the fixed bed, a fluidized bed-fixed bed, which comprises the fixed bed of the invention after application of an alternating magnetic field, and also to a process for the isolation and/or purification of components originating from a biological system.

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Description

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Claims

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Claims data not available

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Legal Events

 

• STCH2016
• FP2016
• LAPS2016
• REMI2016
• FEPP2013
• I2012
• P2010
• AS2009
• AS2009
• F2007
• PD2006

Date	Code	Event	Description
Dec 05, 2016	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
Nov 06, 2016	FP	LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE	Effective Date: Nov 06, 2016
Nov 06, 2016	LAPS	LAPSE FOR FAILURE TO PAY MAINTENANCE FEES
Jun 17, 2016	REMI	MAINTENANCE FEE REMINDER MAILED
Dec 08, 2013	FEPP	FEE PAYMENT PROCEDURE	free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Nov 06, 2012	I	Issuance
Mar 11, 2010	P	Published
Jan 22, 2009	AS	ASSIGNMENT	free format text: CORRECTIVE ASSIGNMENT TO CORRECT THE CITY IN THE ADDRESS OF THE SECOND ASSIGNEE FROM KARSRUHE TO KARLSRUHE PREVIOUSLY RECORDED ON REEL 022377 FRAME 0763. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT OF THE ENTIRE RIGHT, TITLE AND INTEREST IN THE INVENTION;ASSIGNORS:HAUSMANN, RUDOLF;FRANZREB, MATTHIAS;REEL/FRAME:023316/0220 Owner name: UNIVERSITAT KARLSRUHE,GERMANY Effective Date: Jan 22, 2009 free format text: CORRECTIVE ASSIGNMENT TO CORRECT THE CITY IN THE ADDRESS OF THE SECOND ASSIGNEE FROM KARSRUHE TO KARLSRUHE PREVIOUSLY RECORDED ON REEL 022377 FRAME 0763. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT OF THE ENTIRE RIGHT, TITLE AND INTEREST IN THE INVENTION;ASSIGNORS:HAUSMANN, RUDOLF;FRANZREB, MATTHIAS;REEL/FRAME:023316/0220 Owner name: FORSCHUNGSZENTRUM KARLSRUHE GMBH,GERMANY Effective Date: Jan 22, 2009 free format text: CORRECTIVE ASSIGNMENT TO CORRECT THE CITY IN THE ADDRESS OF THE SECOND ASSIGNEE FROM KARSRUHE TO KARLSRUHE PREVIOUSLY RECORDED ON REEL 022377 FRAME 0763. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT OF THE ENTIRE RIGHT, TITLE AND INTEREST IN THE INVENTION;ASSIGNORS:HAUSMANN, RUDOLF;FRANZREB, MATTHIAS;REEL/FRAME:023316/0220 Owner name: UNIVERSITAT KARLSRUHE, GERMANY Effective Date: Jan 22, 2009 free format text: CORRECTIVE ASSIGNMENT TO CORRECT THE CITY IN THE ADDRESS OF THE SECOND ASSIGNEE FROM KARSRUHE TO KARLSRUHE PREVIOUSLY RECORDED ON REEL 022377 FRAME 0763. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT OF THE ENTIRE RIGHT, TITLE AND INTEREST IN THE INVENTION;ASSIGNORS:HAUSMANN, RUDOLF;FRANZREB, MATTHIAS;REEL/FRAME:023316/0220 Owner name: FORSCHUNGSZENTRUM KARLSRUHE GMBH, GERMANY Effective Date: Jan 22, 2009
Jan 22, 2009	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:HAUSMANN, RUDOLPH;FRANZREB, MATTHIAS;REEL/FRAME:022377/0763 Owner name: UNIVERSITAT KARLSRUHE (TH),GERMANY Effective Date: Jan 22, 2009 free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:HAUSMANN, RUDOLPH;FRANZREB, MATTHIAS;REEL/FRAME:022377/0763 Owner name: FORSCHUNGSZENTRUM KARLSRUHE GMBH,GERMANY Effective Date: Jan 22, 2009 free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:HAUSMANN, RUDOLPH;FRANZREB, MATTHIAS;REEL/FRAME:022377/0763 Owner name: FORSCHUNGSZENTRUM KARLSRUHE GMBH, GERMANY Effective Date: Jan 22, 2009 free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:HAUSMANN, RUDOLPH;FRANZREB, MATTHIAS;REEL/FRAME:022377/0763 Owner name: UNIVERSITAT KARLSRUHE (TH), GERMANY Effective Date: Jan 22, 2009
Jul 04, 2007	F	Filing
Jul 04, 2006	PD	Priority Date