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

Patent Owner(s)

Patent Owner	Address
HONG KONG KING-FRIEND INDUSTRIAL COMPANY LTD	NANJING JIANGSU 210061

International Classification(s)

• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Heilmayer, Werner	Zillingtal, AT	26	45
Hinsmann, Peter	Vienna, AT	3	2
Spence, Lee	Vienna, AT	3	11

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
7.5 Year Payment	$3600.00	$1800.00	$900.00	Aug 9, 2028
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Aug 9, 2032

Fee	Large entity fee	small entity fee	micro entity fee
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
February 09, 2021	US,10913703,B2   US10913703B2	GRANTED PATENT AS SECOND PUBLICATION
July 23, 2020	US,20200231529,B2   US20200231529B2	GRANTED PATENT AS SECOND PUBLICATION

Full Text

US Patent Application No: 10913703

Purification of pleuromutilin

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