Extract from the Register of European Patents

EP About this file: EP4653526

EP4653526 - METHOD FOR PRODUCING INTACT FORM OF HYALURONIDASE [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  24.10.2025
Database last updated on 09.04.2026
FormerThe international publication has been made
Status updated on  18.10.2025
Formerunknown
Status updated on  08.11.2024
Most recent event   Tooltip24.10.2025Publication in section I.1 EP Bulletinpublished on 26.11.2025  [2025/48]
24.10.2025Request for examination filedpublished on 26.11.2025  [2025/48]
Applicant(s)For all designated states
Huonslab Co., Ltd.
8fl., 14 Galmachi-ro 288beon-gil
Jungwon-gu
Seongnam-si, Gyeonggi-do 13201 / KR
[2025/48]
Inventor(s)01 / LIM, Chaeyoung
Gangnam-gu, Seoul 06155 / KR
02 / KIM, Donghwan
Giheung-gu, Yongin-si, Gyeonggi-do 16931 / KR
03 / KIM, Kyungsik
Michuhol-gu, Incheon 22230 / KR
04 / BYYUNG, Juyoung
Suji-gu, Yongin-si, Gyeonggi-do 16822 / KR
05 / OH, Cheolwoo
Jungwon-gu, Seongnam-si, Gyeonggi-do 13356 / KR
06 / PARK, Boyoung
Giheung-gu, Yongin-si, Gyeonggi-do 17013 / KR
 [2025/48]
Representative(s)J A Kemp LLP
80 Turnmill Street
London EC1M 5QU / GB
[2025/48]
Application number, filing date24799112.810.09.2024
[2025/48]
WO2024KR13731
Priority number, dateKR2024004795809.04.2024         Original published format: KR 20240047958
[2025/48]
Filing languageKO
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2025216369
Date:16.10.2025
Language:KO
[2025/42]
Type: A1 Application with search report 
No.:EP4653526
Date:26.11.2025
Language:EN
[2025/48]
Search report(s)International search report - published on:KR16.10.2025
ClassificationIPC:C12N9/26, C12N15/85
[2025/48]
CPC:
C12N9/2474 (EP); C12N5/0018 (EP); C12N2500/02 (EP);
C12N2510/02 (EP); C12N2523/00 (EP)
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,   ME,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2025/48]
Extension statesBANot yet paid
Validation statesGENot yet paid
KHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:VERFAHREN ZUR HERSTELLUNG EINER ORIGINALFORM VON HYALURONIDASE[2025/48]
English:METHOD FOR PRODUCING INTACT FORM OF HYALURONIDASE[2025/48]
French:PROCÉDÉ DE PRODUCTION DE FORME INTACTE D'HYALURONIDASE[2025/48]
Entry into regional phase07.11.2024Translation filed 
07.11.2024National basic fee paid 
07.11.2024Search fee paid 
07.11.2024Designation fee(s) paid 
07.11.2024Examination fee paid 
Examination procedure07.11.2024Examination requested  [2025/48]
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Cited inInternational search[XA] KR20220018943  (ALTEOGEN INC et al.)
 [A] KR20140021046  (HALOZYME INC et al.)
 [A] KR20110016899  (SYMPHOGEN AS et al.)
 [A] KR101233457  
 [PX] KR102687341  (HUONSLAB CO LTD et al.)
by applicantKR20230168902
 KR102528707
 KR20220018943
   PROC NATL ACAD SCI USA, vol. 77, 1980, pages 4216 - 4220
   PROC NATL ACAD SCI USA, vol. 60, 1968, pages 1275
 KR20230168902
 KR102528707
 KR20220018943
   PROC NATL ACAD SCI USA, vol. 77, 1980, pages 4216 - 4220
   PROC NATL ACAD SCI USA, vol. 60, 1968, pages 1275
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.