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

Patent Owner(s)

Patent Owner	Address
SHANGHAI YIDIAN PHARMACEUTICAL TECHNOLOGY DEVELOPMENT CO LTD	ROOM 102 1ST FLOOR BUILDING 12 NO 1835 DUHUI ROAD MINHANG DISTRICT SHANGHAI 201108

International Classification(s)

• C07D:HETEROCYCLIC COMPOUNDS

• 2013 Application Filing Year
• C07D Class
• 4936 Applications Filed
• 4309 Patents Issued To-Date
• 87.30 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bai, Fang	Shanghai, CN	6	6
# of filed Patents : 6 Total Citations : 6
Li, Honglin	Shanghai, CN	17	320
# of filed Patents : 17 Total Citations : 320
Liu, Xiaofeng	Shanghai, CN	160	1945
# of filed Patents : 160 Total Citations : 1945
Xu, Yufang	Shanghai, CN	14	33
# of filed Patents : 14 Total Citations : 33
Xue, Mengzhu	Shanghai, CN	1	4
# of filed Patents : 1 Total Citations : 4
Zhang, Lei	Shanghai, CN	2799	20393
# of filed Patents : 2799 Total Citations : 20393
Zhang, Youli	Shanghai, CN	2	4
# of filed Patents : 2 Total Citations : 4
Zhao, Zhenjiang	Shanghai, CN	15	14
# of filed Patents : 15 Total Citations : 14
Zhou, Wei	Shanghai, CN	770	4458
# of filed Patents : 770 Total Citations : 4458

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Patent Citation Ranking

• 1 Citation Count
• C07D Class

• 42.14 % this patent is cited more than
• 8 Age

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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	Dec 6, 2024
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Dec 6, 2028

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
June 06, 2017	US,9670213,B2   US9670213B2	GRANTED PATENT AS SECOND PUBLICATION
May 07, 2015	US,20150126508,A1   US20150126508A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9670213

Pteridine ketone derivative and applications thereof as EGFR, BLK, and FLT3 inhibitor

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Abstract

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Provided are a pteridine ketone derivative used as an EGFR, BLK, and FLT3 inhibitor and applications thereof. Specifically, provided are a compound of the following formula I, a pharmaceutical composition containing the compound of the formula I, and use of compound in preparing medicine for treating diseases mediated by EGFR, BLK, or FLT3 or inhibiting EGFR, BLK, and FLT3.

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Description

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Claims

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Claims data not available

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Legal Events

 

• FEPP2025
• AS2022
• AS2022
• MAFP2020
• I2017
• STCF2017
• AS2015
• P2015
• F2013
• PD2012

Date	Code	Event	Description
Jan 27, 2025	FEPP	FEE PAYMENT PROCEDURE	free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY
Oct 25, 2022	AS	ASSIGNMENT	free format text: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE'S ADDRESS CITY NAME ON THE COVER SHEET PREVIOUSLY RECORDED AT REEL: 061917 FRAME: 0420. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT;ASSIGNOR:EAST CHINA UNIVERSITY OF SCIENCE AND TECHNOLOGY;REEL/FRAME:062382/0929 Owner name: SHANGHAI YIDIAN PHARMACEUTICAL TECHNOLOGY DEVELOPMENT CO., LTD., CHINA Effective Date: Oct 25, 2022
Oct 25, 2022	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:EAST CHINA UNIVERSITY OF SCIENCE AND TECHNOLOGY;REEL/FRAME:061917/0420 Owner name: SHANGHAI YIDIAN PHARMACEUTICAL TECHNOLOGY DEVELOPMENT CO., LTD., CHINA Effective Date: Oct 25, 2022
Sep 20, 2020	MAFP	MAINTENANCE FEE PAYMENT	free format text: PAYMENT OF MAINTENANCE FEE, 4TH YR, SMALL ENTITY (ORIGINAL EVENT CODE: M2551); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY year of fee payment: 4
Jun 06, 2017	I	Issuance
May 17, 2017	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Oct 15, 2015	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:LI, HONGLIN;XU, YUFANG;ZHAO, ZHENJIANG;AND OTHERS;REEL/FRAME:039454/0337 Owner name: EAST CHINA UNIVERSITY OF SCIENCE AND TECHNOLOGY, C Effective Date: Oct 15, 2015
May 07, 2015	P	Published
Apr 02, 2013	F	Filing
May 14, 2012	PD	Priority Date