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

Patent Owner(s)

Patent Owner	Address
LANXESS DEUTSCHLAND GMBH	KENNEDYPLATZ 1 COLOGNE 50569

International Classification(s)

• C22B:PRODUCTION OR REFINING OF METALS
• C01B:NON-METALLIC ELEMENTS; COMPOUNDS THEREOF
• H01M:PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT....
• C01D:COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, ....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Boll, Matthias	Cologne, DE	26	57
Ebenbeck, Wolfgang	Leverkusen, DE	16	50
Kuckert, Eberhard	Leverkusen, DE	20	432

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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	Sep 20, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Sep 20, 2029

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
March 20, 2018	US,9923232,B2   US9923232B2	GRANTED PATENT AS SECOND PUBLICATION
May 21, 2015	US,20150140332,A1   US20150140332A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9923232

Production of high-purity lithium fluoride

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