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Country	kind	publication No.	Filing Date	Type	Sub-Type
DE	A1	DE102008013962	Mar 12, 2008	Patent	Application
DOC. LAID OPEN (FIRST PUBLICATION)		Verfahren zur Herstellung von chiralen a,ß-Epoxyketonen		Sep 17, 2009
JP	B2	JP5523355	Mar 12, 2009	Patent	Grant
PUBLISHED GRANTED PATENT (SECOND LEVEL)		VERFAHREN ZUR HERSTELLUNG VON CHIRALEN α,β-EPOXYKETONEN		Jun 18, 2014
CA	A1	CA2717558	Mar 12, 2009	Patent	Application
APPLICATION LAID OPEN		METHOD FOR PRODUCING CHIRAL .ALPHA.,.BETA.-EPOXY KETONES		Sep 17, 2009
CN	B	CN101970421	Mar 12, 2009	Patent	Grant
GRANTED PATENT FOR INVENTION		Method for producing chiral alpha,beta-epoxy ketones		Mar 26, 2014
WO	A1	WO2009112014	Mar 12, 2009	Patent	Application
INTERNATIONAL APPLICATION PUBLISHED WITH INTERNATIONAL SEARCH REPORT		VERFAHREN ZUR HERSTELLUNG VON CHIRALEN α,β-EPOXYKETONEN		Sep 17, 2009
KR	B1	KR101558015	Mar 12, 2009	Patent	Grant
PATENT SPECIFICATION		키랄 α,β-에폭시 케톤의 제조 방법		Oct 06, 2015
EP	B1	EP2271633	Mar 12, 2009	Patent	Grant
Patent		VERFAHREN ZUR HERSTELLUNG VON CHIRALEN , -EPOXYKETONEN		Aug 27, 2014

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

Patent Owner(s)

Patent Owner	Address
STUDIENGESELLSCHAFT KOHLE GGMBH	KAISER-WILHELM-PLATZ 1 MUELHEIM AN DER RUHR D-45470

International Classification(s)

• C07D:HETEROCYCLIC COMPOUNDS

• 2009 Application Filing Year
• C07D Class
• 4223 Applications Filed
• 2150 Patents Issued To-Date
• 50.92 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
List, Benjamin	Mülheim an der Ruhr, DE	22	264
# of filed Patents : 22 Total Citations : 264
Reisinger, Corinna	Zürich, CH	1	0
# of filed Patents : 1 Total Citations : 0
Wang, Xingwang	Jiang Shu Province, CN	7	20
# of filed Patents : 7 Total Citations : 20

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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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
June 25, 2013	US,8471046,B2   US8471046B2	GRANTED PATENT AS SECOND PUBLICATION
January 13, 2011	US,20110009650,A1   US20110009650A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8471046

Method for producing chiral α,β-epoxy ketones

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Abstract

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A process is claimed for the enantioselective epoxidation of α,β-unsaturated ketones, in which a compound of the general formula I,

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Description

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Claims

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Claims data not available

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Legal Events

 

• AS2023
• STCH2017
• FP2017
• LAPS2017
• REMI2017
• I2013
• FEPP2012
• P2011
• AS2010
• F2009
• PD2008

Date	Code	Event	Description
Jan 01, 2023	AS	ASSIGNMENT	free format text: CHANGE OF NAME;ASSIGNOR:STUDIENGESELLSCHAFT KOHLE MBH;REEL/FRAME:062876/0181 Owner name: STUDIENGESELLSCHAFT KOHLE GGMBH, GERMANY Effective Date: Jan 01, 2023
Jul 24, 2017	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
Jun 25, 2017	FP	LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE	Effective Date: Jun 25, 2017
Jun 25, 2017	LAPS	LAPSE FOR FAILURE TO PAY MAINTENANCE FEES
Feb 03, 2017	REMI	MAINTENANCE FEE REMINDER MAILED
Jun 25, 2013	I	Issuance
Dec 07, 2012	FEPP	FEE PAYMENT PROCEDURE	free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY
Jan 13, 2011	P	Published
Sep 03, 2010	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:LIST, BENJAMIN;REISINGER, CORINNA;WANG, XINGWANG;SIGNING DATES FROM 20100804 TO 20100819;REEL/FRAME:024936/0578 Owner name: STUDIENGESELLSCHAFT KOHLE MBH, GERMANY
Mar 12, 2009	F	Filing
Mar 12, 2008	PD	Priority Date