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Extract from the Register of European Patents

EP About this file: EP4028423

EP4028423 - ANTI-PD-L1 SINGLE-DOMAIN ANTIBODY AND DERIVATIVES AND USE THEREOF [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  17.06.2022
Database last updated on 13.12.2024
FormerThe international publication has been made
Status updated on  20.03.2021
Most recent event   Tooltip27.09.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
Biotheus Inc.
10B, Building 4
N°1 Keji 7th Road
Tangjiawan Town, Xiangzhou District
Zhuhai, Guangdong 519080 / CN
[2022/29]
Inventor(s)01 / XU, Yifeng
10B, Building 4, No 1 Keji 7th Road, Tangjiawan
Town, Xiangzhou District
Zhuhai, Guangdong 519080 / CN
02 / ZHAI, Tianhang
10B, Building 4, No 1 Keji 7th Road, Tangjiawan
Town, Xiangzhou District
Zhuhai, Guangdong 519080 / CN
03 / YUAN, Zhijun
10B, Building 4, No 1 Keji 7th Road, Tangjiawan
Town, Xiangzhou District
Zhuhai, Guangdong 519080 / CN
04 / TSUN, Andy
10B, Building 4, No 1 Keji 7th Road, Tangjiawan
Town, Xiangzhou District
Zhuhai, Guangdong 519080 / CN
05 / SUN, Tsoyue Joanne
10B, Building 4, No 1 Keji 7th Road, Tangjiawan
Town, Xiangzhou District
Zhuhai, Guangdong 519080 / CN
06 / HUANG, Weifeng
10B, Building 4, No 1 Keji 7th Road, Tangjiawan
Town, Xiangzhou District
Zhuhai, Guangdong 519080 / CN
 [2022/29]
Representative(s)Cabinet Nony
11 rue Saint-Georges
75009 Paris / FR
[N/P]
Former [2022/29]Nony
11 rue Saint-Georges
75009 Paris / FR
Application number, filing date20863990.607.09.2020
[2022/29]
WO2020IB58303
Priority number, dateCN20191086310912.09.2019         Original published format: CN201910863109
[2022/29]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021048725
Date:18.03.2021
Language:EN
[2021/11]
Type: A1 Application with search report 
No.:EP4028423
Date:20.07.2022
Language:EN
The application published by WIPO in one of the EPO official languages on 18.03.2021 takes the place of the publication of the European patent application.
[2022/29]
Search report(s)International search report - published on:CN18.03.2021
(Supplementary) European search report - dispatched on:EP21.08.2023
ClassificationIPC:C07K16/28, A61K39/395, C12N15/13, A61P35/00
[2022/29]
CPC:
A61K47/6849 (EP,KR,US); C07K16/2827 (EP,CN,KR,US); A61K47/6811 (EP,KR);
A61P35/00 (EP,CN,KR,US); A61P35/02 (EP,CN); A61P35/04 (EP,CN);
C07K14/71 (CN,US); G01N33/57492 (EP,CN,KR); G01N33/68 (CN);
A61K2039/505 (EP,CN,US); A61K38/00 (CN); C07K2317/34 (EP);
C07K2317/565 (CN,US); C07K2317/569 (EP,CN,KR,US); C07K2317/76 (EP,CN,US);
C07K2317/92 (EP,CN,KR,US); C07K2317/94 (EP,CN,KR); C07K2319/00 (EP,CN);
C07K2319/30 (CN,US); C07K2319/32 (EP); C07K2319/33 (EP);
G01N2333/70532 (EP,CN) (-)
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 [2022/29]
TitleGerman:ANTI-PD-L1-SINGLE-DOMAIN-ANTIKÖRPER UND DERIVATE UND VERWENDUNG DAVON[2022/29]
English:ANTI-PD-L1 SINGLE-DOMAIN ANTIBODY AND DERIVATIVES AND USE THEREOF[2022/29]
French:ANTICORPS À DOMAINE UNIQUE ANTI-PD-L1, DÉRIVÉS ET UTILISATION ASSOCIÉS[2022/29]
Entry into regional phase11.04.2022National basic fee paid 
11.04.2022Search fee paid 
11.04.2022Designation fee(s) paid 
11.04.2022Examination fee paid 
Examination procedure11.04.2022Examination requested  [2022/29]
05.03.2024Amendment by applicant (claims and/or description)
05.03.2024Date on which the examining division has become responsible
Fees paidRenewal fee
30.09.2022Renewal fee patent year 03
02.10.2023Renewal fee patent year 04
25.09.2024Renewal fee patent year 05
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Cited inInternational search[A]CN107849130  (SUZHOU ALPHAMAB CO LTD, et al);
 [A]WO2019096121  (NANJING LEGEND BIOTECH CO LTD [CN]);
 [A]CN110003333  (SHENZHEN PREGENE BIOPHARMACEUTICAL CO LTD);
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.