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

Patent Owner(s)

Patent Owner	Address
HOLCIM TECHNOLOGY LTD	GRAFENAUWEG 10 ZUG 6300

International Classification(s)

• E04B:GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTIT....
• E04D:ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING ....
• 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
Carr, Joseph	Indianapolis, US	62	1124
Wang, Hao	Carmel, US	906	6386
Zhou, Wensheng	Carmel, US	58	527

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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	May 10, 2028
11.5 Year Payment	$7400.00	$3700.00	$1850.00	May 10, 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
November 10, 2020	US,10829938,B2   US10829938B2	GRANTED PATENT AS SECOND PUBLICATION
July 06, 2017	US,20170191271,A1   US20170191271A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 2017/0191,271

ROOFING MEMBRANES WITH EXPANDABLE GRAPHITE AS FLAME RETARDANT

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