Patent details

EP3912971 Title: CHOLINESTERASE INHIBITOR POLYMORPH AND APPLICATION THEREOF

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Basic Information

Publication number:
EP3912971
WO Application Number:
CN2020073389
Type:
European Patent Granted for NL
Status:
Patent in Force
Publication Title:
Title When Made Available For Viewing:
Reason Lapsed:
Application number:
EP20748154.0
WO Publication Number:
WO2020156360
EPO Publication Language:
English
SPC Number:
First Applicant Residence Country:
China (CN)
Publications:

Dates

Filing date:
21/01/2020
Grant date:
31/05/2023
EP Publication Date:
24/11/2021
WO Publication Date:
06/08/2020
Claims Translations Received Date:
Claims Translation B1 Received Date:
24/08/2023
Claims Translation B2 Received Date:
Claims Translation B3 Received Date:
Lapsed By Non Payment Annual Fee Date:
Renunciation Date:
NullificationDate:
Published:
Due To Cession Date:
Registration date:
31/05/2023
EP B1 Publication Date:
31/05/2023
EP B2 Publication Date:
EP B3 Publication Date:
Description Translation B1 Received Date:
Description Translation B2 Received Date:
Description Translation B3 Received Date:
Expiration date:
20/01/2040
Lapsed By Expiration Date:
Patent Validated Date:
08/09/2023
Revocation Date:
Invalidity Date:
Response To Novelty Search Report Received:
Patent Granting Request:
Lapsed date:

Applicant/holder

From:
31/05/2023
 
 

 

Name:
Changchun Huayuan High-Science and Technology Co., Ltd
Address:
No. 1198 Silicon Valley Street High Tech Zone, Changchun, Jilin 130012, China (CN)

From:
31/05/2023
 
 

 

Name:
Jiangsu Sheneryang High-Science and Technology Co., Ltd
Address:
No.1 Medine City Avenue, Taizhou, Jiangsu 225300, China (CN)

Agent

Name:
ir. W.J.J.M. Kempes
From:
07/09/2023
Address:
Dogio Patents Postbus 2350, 1200 CJ, Hilversum, Netherlands (NL)
To:

Inventor

1

Name:
WANG, Tonghui
Address:
Changchun, Jilin 130012, China (CN)

2

Name:
ZHANG, Ju
Address:
Changchun, Jilin 130012, China (CN)

3

Name:
WANG, Lihua
Address:
Changchun, Jilin 130012, China (CN)

4

Name:
WANG, Depu
Address:
Changchun, Jilin 130012, China (CN)

5

Name:
ZHANG, Yaxin
Address:
Changchun, Jilin 130012, China (CN)

6

Name:
YU, Qinghua
Address:
Changchun, Jilin 130012, China (CN)

7

Name:
ZHANG, Qi
Address:
Changchun, Jilin 130012, China (CN)

8

Name:
LI, Mingze
Address:
Changchun, Jilin 130012, China (CN)

Priority

Priority Patent Number:
201910100045
Priority Date:
31/01/2019
Priority Country:
China (CN)

Classification

IPC or IDT classification:
C07D 219/10; C07C 51/43; C07C 55/10; A61K 31/473; A61P 25/28; A61P 25/18; A61P 25/00; A61P 21/04; A61P 21/00;

Publication

Bulletin

1

Bulletin Heading:
EP3
Journal edition number:
37/23
Publication date:
13/09/2023
Description:
European patents granted for the Netherlands in which a translation was filed ex Article 52 par. 1 of the NL Patent Law 1995

2

Bulletin Heading:
EP2
Journal edition number:
22/23
Publication date:
31/05/2023
Description:
European patents granted for the Netherlands

European Patent Bulletin

Issue number:
202322
Publication date:
31/05/2023
Description:
Grant (B1)

Annual Fee

Annual Fee(s) Due Date:
31/01/2026
Annual Fee Number:
7
Annual Fee Amount:
220 Euro
Last Annual Payment Date:
28/01/2025
Last Annual Fee Paid Number:
6
Last Annual Fee Paid Amount:
160 Euro
Payer:
Meyer-Dulheuer MD Legal Patentanwälte PartG mbB
Filing date Document type Document Description Number of pages File Type
07/09/2023 Outgoing Correspondence Letter no formal defects 2 PDF /7/8/8/9/7/0800879887/docs/ep20748154.0_1_565297l271.pdf
24/08/2023 Claims First filed claims 2 PDF /7/8/8/9/7/0800879887/docs/ep20748154.0_0_claims20230824154530297.pdf