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

Patent Owner(s)

Patent Owner	Address
NOVA CHEMICALS (INTERNATIONAL) S A	AVENUE DE LA GARE 14 FRIBOURG 1700

International Classification(s)

• C08F:MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONL....
• G05B:CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTION....
• G05D:SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Brown, Stephen	Calgary, CA	145	2243
Hartlen, Donald	Bright's Grove, CA	1	1
Mauti, Roy	Bright's Grove, CA	1	1
Nield, Stuart	Bright's Grove, CA	1	1
VanAsseldonk, Lawrence	Sarnia, CA	18	67

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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	Nov 2, 2026
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Nov 2, 2030

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: 2019/0127,496

CONTINUOUS TUNING OF Cl:Mg RATIO IN A SOLUTION POLYMERIZATION

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