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

Patent Owner(s)

Patent Owner	Address
COVESTRO DEUTSCHLAND AG	KAISER-WILHELM-ALLEE 60 LEVERKUSEN 51371

International Classification(s)

• C08G:MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN B....
• B29C:SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTAN....
• B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....
• C08K:USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUB....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Eisen, Norbert	Köln, DE	27	112
Kühn, Frauke	Köln, DE	4	6
Murlowski, Gregor	Köln, DE	2	1

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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	Apr 8, 2028
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Apr 8, 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

Full Text

US Patent Application No: 2020/0316,904

MULTILAYER STRUCTURE, PRODUCTION AND USE THEREOF

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