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

Patent Owner(s)

Patent Owner	Address
CHINA PETROLEUM & CHEMICAL CORPORATION	22 CHAOYANGMEN NORTH STREET CHAOYANG DISTRICT BEIJING 100728 100728
SHANGHAI RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY SINOPEC	1658 PUDONG BEI ROAD PUDONG NEW AREA SHANGHAI 201208

International Classification(s)

• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Qi, Guozhen	Shanghai, CN	20	44
Wang, Huawen	Shanghai, CN	5	15
Yang, Yuanfei	Shanghai, CN	13	9
Zhong, Siqing	Shanghai, CN	20	80

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
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: 2010/0016,648

METHOD FOR INCREASING YIELDS OF ETHYLENE AND PROPYLENE IN MTO PROCESS

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