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

Patent Owner(s)

Patent Owner	Address
HOFFMANN-LA ROCHE INC	LITTLE FALLS NJ

International Classification(s)

• G01N:INVESTIGATING OR ANALYSING MATERIALS BY DETERMININ....
• C07K:PEPTIDES

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kowalewsky, Frank	Munich, DE	7	5
Ritter, Mirko	Bernried, DE	17	82
Stubenrauch, Kay-Gunnar	Penzberg, DE	54	506
Wessels, Uwe	Penzberg, DE	15	28

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
3.5 Year Payment	$1600.00	$800.00	$400.00	Oct 30, 2027
7.5 Year Payment	$3600.00	$1800.00	$900.00	Oct 30, 2031
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Oct 30, 2035

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 3.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge - 7.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge - 11.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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
April 30, 2024	US,11970550,B2   US11970550B2	GRANTED PATENT AS SECOND PUBLICATION
June 03, 2021	US,20210163626,A1   US20210163626A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 11970550

Anti-variant Fc-region antibodies and method of use

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