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Country	kind	publication No.	Filing Date	Type	Sub-Type
JP	A	JP2014519477	Mar 27, 2012	Patent	Application
Type : Patent Sub-Type : Application
Published unexamined patent application		PRODUCTION OF SUBSTITUTED PHENYLENE AROMATIC DIESTERS		Aug 14, 2014
MX	A	MX2013011247	Mar 27, 2012	Patent	Application
Type : Patent Sub-Type : Application
PATENT APPLICATION		PRODUCCION DE DIESTERES AROMATICOS DE FENILENO SUSTITUIDOS.		Oct 17, 2013
WO	A2	WO2012135189	Mar 27, 2012	Patent	Application
Type : Patent Sub-Type : Application
INTERNATIONAL APPLICATION PUBLISHED WITHOUT INTERNATIONAL SEARCH REPORT or INTERNATIONAL APPLICATION PUBLISHED WITH DECLARATION UNDER ARTICLE 17 (2) (A)		PRODUCTION OF SUBSTITUTED PHENYLENE AROMATIC DIESTERS		Oct 04, 2012
KR	A	KR20140018314	Mar 27, 2012	Patent	Application
Type : Patent Sub-Type : Application
UNEXAMINED PATENT APPLICATION		PRODUCTION OF SUBSTITUTED PHENYLENE AROMATIC DIESTERS		Feb 12, 2014
CN	A	CN103562172	Mar 27, 2012	Patent	Application
Type : Patent Sub-Type : Application
UNEXAMINED APPLICATION FOR A PATENT FOR INV.		Production of substituted phenylene aromatic diesters		Feb 05, 2014
SG	A1	SG193571	Mar 27, 2012	Patent	Application
Type : Patent Sub-Type : Application
PATENT APPLICATION		PRODUCTION OF SUBSTITUTED PHENYLENE AROMATIC DIESTERS		Nov 29, 2013
BR	A2	BR112013024860	Mar 27, 2012	Patent	Application
Type : Patent Sub-Type : Application
APPLICATION FOR A PATENT OF INVENTION / PIPELINE PATENT PUBLISHED WITHOUT SEARCH REPORT		processo		Dec 20, 2016
EP	A2	EP2691363	Mar 27, 2012	Patent	Application
Type : Patent Sub-Type : Application
APPLICATION PUBLISHED WITHOUT SEARCH REPORT		PRODUCTION OF SUBSTITUTED PHENYLENE AROMATIC DIESTERS		Feb 05, 2014
RU	A	RU2013147997	Mar 27, 2012	Patent	Application
Type : Patent Sub-Type : Application
LAID OPEN PATENT APPLICATION		ПОЛУЧЕНИЕ ЗАМЕЩЕННЫХ ФЕНИЛЕНОВЫХ АРОМАТИЧЕСКИХ СЛОЖНЫХ ДИЭФИРОВ		May 10, 2015

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

Patent Owner(s)

Patent Owner	Address
W R GRACE & CO - CONN	7500 GRACE DRIVE COLUMBIA MD 21044

International Classification(s)

• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

• 2012 Application Filing Year
• C07C Class
• 3137 Applications Filed
• 2508 Patents Issued To-Date
• 79.95 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Chen, Linfeng	Missouri City, US	90	560
# of filed Patents : 90 Total Citations : 560
Gao, Kuanqiang	Pearland, US	15	92
# of filed Patents : 15 Total Citations : 92
Leung, Tak W	Houston, US	37	340
# of filed Patents : 37 Total Citations : 340
Tao, Tao	Houston, US	224	1814
# of filed Patents : 224 Total Citations : 1814

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Patent Citation Ranking

• 1 Citation Count
• C07C Class

• 31.12 % this patent is cited more than
• 11 Age

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 9, 2025

Fee	Large entity fee	small entity fee	micro entity fee
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: 2014/0012,035

Production of Substituted Phenylene Aromatic Diesters

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Abstract

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Synthesis pathways for a precursor to 5-tert-butyl-3-methyl-1, 2-phenylene dibenzoate are provided. The precursor is methylcatechol and/or 5-tert-butyl-3-methylcatechol.

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Description

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Claims

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