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

Patent Owner(s)

Patent Owner	Address
WEIBEL MICHAEL K	120 GALLOWS HILL ROAD WEST REDDING CT 06896
PAUL RICHARD S	6 WINDING BROOK COURT REDDING CT 06896

International Classification(s)

• D21C:PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE ....

• 1993 Application Filing Year
• D21C Class
• 117 Applications Filed
• 39 Patents Issued To-Date
• 33.34 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Weibel, Michael K	West Redding, CT	23	701
# of filed Patents : 23 Total Citations : 701

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Patent Citation Ranking

• 30 Citation Count
• D21C Class

• 91.18 % this patent is cited more than
• 29 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

Full Text

US Patent No: 9598718

Quantification of misfolded TNFR2:Fc

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Abstract

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The present invention is directed to methods for determining the relative amount of wrongly disulphide bridged TNFR2:Fc in a sample of TNFR2:Fc, a fusion protein which is used in a variety of therapeutic applications. In addition, the invention pertains to a method for purifying TNFR2:Fc using said method for determining the percentage of wrongly disulphide bridged TNFR2:Fc, and to TNFR2:Fc compositions obtained thereby.

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Description

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Claims

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Legal Events

 

• MAFP2024
• MAFP2020
• I2017
• STCF2017
• P2016
• AS2014
• AS2014
• F2014
• PD2014

Date	Code	Event	Description
Sep 04, 2024	MAFP	MAINTENANCE FEE PAYMENT	free format text: PAYMENT OF MAINTENANCE FEE, 8TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1552); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 8
Sep 10, 2020	MAFP	MAINTENANCE FEE PAYMENT	free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4
Mar 21, 2017	I	Issuance
Mar 01, 2017	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Jan 21, 2016	P	Published
Sep 19, 2014	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:RUPPRECHTER, ALFRED;FUCHS, MICHAEL;LAMANNA, WILLIAM;AND OTHERS;REEL/FRAME:033828/0475 Owner name: SANDOZ GMBH, AUSTRIA Effective Date: Sep 19, 2014
Sep 17, 2014	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:SANDOZ GMBH;REEL/FRAME:033836/0853 Owner name: SANDOZ AG, SWITZERLAND Effective Date: Sep 17, 2014 free format text: CORRECTIVE ASSIGNMENT TO CORRECT THE EXECUTION DATES OF THE ASSIGNORS PREVIOUSLY RECORDED ON REEL 033828 FRAME 0475. ASSIGNOR(S) HEREBY CONFIRMS THE EXECUTION DATES OF THE ASSIGNORS;ASSIGNORS:RUPPRECHTER, ALFRED;FUCHS, MICHAEL;LAMANNA, WILLIAM;AND OTHERS;SIGNING DATES FROM 20140911 TO 20140912;REEL/FRAME:033836/0589 Owner name: SANDOZ GMBH, AUSTRIA
Aug 08, 2014	F	Filing
Jul 18, 2014	PD	Priority Date