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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	6300 ZUG

International Classification(s)

• C08F:MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONL....
• B29C:SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTAN....
• E04D:ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING ....
• B29K:INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, ....
• B29L:INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RE....
• 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
Wang, Hao	Carmel, US	906	6386

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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 13, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Sep 13, 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

Full Text

US Patent No: 9915069

Non-black EPDM roof membranes with improved weathering

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