blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability

2022.02.11

More...
blank News flashes

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP4011869

EP4011869 - CRYSTAL FORM D OF PYRAZINE-2(1H)-KETONE COMPOUND AND PREPARATION METHOD THEREFOR [Right-click to bookmark this link]
StatusThe patent has been granted
Status updated on  13.10.2023
Database last updated on 16.09.2024
FormerGrant of patent is intended
Status updated on  18.06.2023
FormerRequest for examination was made
Status updated on  13.05.2022
FormerThe international publication has been made
Status updated on  12.02.2021
Most recent event   Tooltip02.08.2024Lapse of the patent in a contracting state
New state(s): SK		published on 04.09.2024  [2024/36]
Applicant(s)For all designated states
Zhangzhou Pien Tze Huang Pharmaceutical Co., Ltd.
No. 1, Hupo Road
Xiangcheng District
Zhangzhou
Fujian Province, 363000 / CN
[2023/46]
Former [2022/24]For all designated states
Zhangzhou Pien Tze Huang Pharmaceutical Co., Ltd
No. 1, Hupo Road
Xiangcheng District
Zhangzhou
Fujian Province, 363000 / CN
Inventor(s)01 / CHEN, Zhiliang
Shang Street Z
hangzhou, Fujian 363000 / CN
02 / LUO, Zhiyi
Shang Street Z
hangzhou, Fujian 363000 / CN
03 / ZHUANG, Yichao
Shang Street Z
hangzhou, Fujian 363000 / CN
04 / LIN, Jinxia
Shang Street Z
hangzhou, Fujian 363000 / CN
05 / GAO, Longhui
Shang Street Z
hangzhou, Fujian 363000 / CN
06 / FU, Zhifei
288 Futezhong Road, Pudong New Area
Shanghai 200131 / CN
07 / LUO, Miaorong
288 Futezhong Road, Pudong New Area
Shanghai 200131 / CN
08 / ZHANG, Yang
288 Futezhong Road, Pudong New Area
Shanghai 200131 / CN
09 / LI, Jian
288 Futezhong Road, Pudong New Area
Shanghai 200131 / CN
10 / CHEN, Shuhui
288 Futezhong Road, Pudong New Area
Shanghai 200131 / CN
 [2022/24]
Representative(s)Isarpatent
Patent- und Rechtsanwälte Barth
Charles Hassa Peckmann & Partner mbB
Friedrichstrasse 31
80801 München / DE
[2022/24]
Application number, filing date20850461.304.08.2020
[2022/24]
WO2020CN106901
Priority number, dateCN20191073110608.08.2019         Original published format: CN201910731106
CN2019115994201.11.2019         Original published format: CN201911059942
[2022/24]
Filing languageZH
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021023195
Date:11.02.2021
Language:ZH
[2021/06]
Type: A1 Application with search report 
No.:EP4011869
Date:15.06.2022
Language:EN
[2022/24]
Type: B1 Patent specification 
No.:EP4011869
Date:15.11.2023
Language:EN
[2023/46]
Search report(s)International search report - published on:CN11.02.2021
(Supplementary) European search report - dispatched on:EP14.09.2022
ClassificationIPC:A61K31/495, A61K31/4965, A61P35/00, C07D403/14
[2022/41]
CPC:
A61P35/00 (EP); C07D403/14 (EP,US); A61K31/497 (EP);
C07B2200/13 (US)
Former IPC [2022/24]C07D241/18, C07D241/20, A61K31/495, A61K31/4965, A61P35/00
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2022/24]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:KRISTALLFORM D EINER PYRAZIN-2(1H)-KETONVERBINDUNG UND VERFAHREN ZUR HERSTELLUNG DAFÜR[2022/24]
English:CRYSTAL FORM D OF PYRAZINE-2(1H)-KETONE COMPOUND AND PREPARATION METHOD THEREFOR[2022/24]
French:FORME CRISTALLINE D DE COMPOSÉ PYRAZINE-2(1H)-CÉTONE ET SON PROCÉDÉ DE PRÉPARATION[2022/24]
Entry into regional phase08.03.2022Translation filed 
08.03.2022National basic fee paid 
08.03.2022Search fee paid 
08.03.2022Designation fee(s) paid 
08.03.2022Examination fee paid 
Examination procedure08.03.2022Examination requested  [2022/24]
15.03.2023Amendment by applicant (claims and/or description)
15.03.2023Date on which the examining division has become responsible
19.06.2023Communication of intention to grant the patent
05.10.2023Fee for grant paid
05.10.2023Fee for publishing/printing paid
05.10.2023Receipt of the translation of the claim(s)
Fees paidRenewal fee
15.06.2022Renewal fee patent year 03
13.07.2023Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipAT15.11.2023
CZ15.11.2023
DK15.11.2023
EE15.11.2023
HR15.11.2023
LT15.11.2023
LV15.11.2023
NL15.11.2023
PL15.11.2023
RO15.11.2023
RS15.11.2023
SE15.11.2023
SK15.11.2023
SM15.11.2023
BG15.02.2024
NO15.02.2024
GR16.02.2024
IS15.03.2024
PT15.03.2024
[2024/36]
Former [2024/35]AT15.11.2023
CZ15.11.2023
DK15.11.2023
EE15.11.2023
HR15.11.2023
LT15.11.2023
LV15.11.2023
NL15.11.2023
PL15.11.2023
RO15.11.2023
RS15.11.2023
SE15.11.2023
SM15.11.2023
BG15.02.2024
NO15.02.2024
GR16.02.2024
IS15.03.2024
PT15.03.2024
Former [2024/33]AT15.11.2023
DK15.11.2023
HR15.11.2023
LT15.11.2023
LV15.11.2023
NL15.11.2023
PL15.11.2023
RS15.11.2023
SE15.11.2023
SM15.11.2023
BG15.02.2024
NO15.02.2024
GR16.02.2024
IS15.03.2024
PT15.03.2024
Former [2024/27]AT15.11.2023
HR15.11.2023
LT15.11.2023
LV15.11.2023
NL15.11.2023
PL15.11.2023
RS15.11.2023
SE15.11.2023
BG15.02.2024
NO15.02.2024
GR16.02.2024
IS15.03.2024
PT15.03.2024
Former [2024/23]AT15.11.2023
LT15.11.2023
NL15.11.2023
BG15.02.2024
GR16.02.2024
IS15.03.2024
PT15.03.2024
Former [2024/21]LT15.11.2023
NL15.11.2023
BG15.02.2024
GR16.02.2024
IS15.03.2024
Former [2024/20]GR16.02.2024
IS15.03.2024
Documents cited:Search   [ ] - No further relevant documents disclosed
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.