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Extract from the Register of European Patents

EP About this file: EP3685828

EP3685828 - OPHTHALMIC PHARMACEUTICAL COMPOSITION, OPHTHALMIC KIT, AND PHARMACEUTICAL APPLICATION THEREOF [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  23.02.2024
Database last updated on 14.03.2026
FormerThe patent has been granted
Status updated on  17.03.2023
FormerGrant of patent is intended
Status updated on  08.11.2022
FormerRequest for examination was made
Status updated on  26.06.2020
FormerThe international publication has been made
Status updated on  30.03.2019
Most recent event   Tooltip19.12.2025Lapse of the patent in a contracting state
New state(s): TR		published on 21.01.2026  [2026/04]
Applicant(s)For all designated states
Shenyang Xingqi Pharmaceutical Co., Ltd.
No.25, Xin Yunhe Road
Shenyang Area
China (Liaoning) Pilot Free Trade Zone
Hunnan District
Shenyang, Liaoning 110167 / CN
[2023/42]
Former [2020/31]For all designated states
Shenyang Xingqi Pharmaceutical Co., Ltd.
No.68 Sishui Street
Dongling District
Shenyang
Liaoning 110163 / CN
Inventor(s)01 / YANG, Qiang
No.68 Sishui Street
Dongling District
Shenyang Liaoning 110163 / CN
02 / LIU, Jidong
No.68 Sishui Street
Dongling District
Shenyang Liaoning 110163 / CN
 [2020/31]
Representative(s)Lavoix
Bayerstraße 83
80335 München / DE
[2023/16]
Former [2020/31]Lavoix
Bayerstrasse 83
80335 München / DE
Application number, filing date18859935.120.09.2018
[2020/31]
WO2018CN106677
Priority number, dateCN20171086386922.09.2017         Original published format: CN201710863869
[2020/31]
Filing languageZH
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019057110
Date:28.03.2019
Language:ZH
[2019/13]
Type: A1 Application with search report 
No.:EP3685828
Date:29.07.2020
Language:EN
[2020/31]
Type: B1 Patent specification 
No.:EP3685828
Date:19.04.2023
Language:EN
[2023/16]
Search report(s)International search report - published on:CN28.03.2019
(Supplementary) European search report - dispatched on:EP12.07.2021
ClassificationIPC:A61K9/10, A61K9/00, A61K31/395, A61K31/165, A61K47/10, A61K47/60, A61P27/06, A61P35/00, A61P31/00
[2020/31]
CPC:
A61K9/0048 (EP); A61K9/0024 (CN); A61K31/573 (EP,US);
A61K31/165 (EP); A61K31/196 (EP); A61K31/216 (US);
A61K31/395 (EP); A61K31/404 (EP); A61K31/436 (EP);
A61K31/4745 (EP); A61K31/506 (EP,US); A61K31/5377 (EP);
A61K31/5575 (EP); A61K31/58 (EP); A61K45/00 (CN);
A61K47/10 (EP,CN,US); A61K47/14 (EP); A61K47/34 (EP,CN,US);
A61K47/60 (US); A61K9/0002 (CN); A61K9/0019 (EP,US);
A61K9/0051 (CN,US); A61K9/10 (EP,US); A61P25/00 (EP);
A61P27/02 (EP); A61P31/00 (EP); A61P37/00 (EP);
A61K45/06 (US) (-)
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 [2020/31]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:OPHTHALMISCHE PHARMAZEUTISCHE ZUSAMMENSETZUNG, OPHTHALMISCHES KIT UND PHARMAZEUTISCHE ANWENDUNG DAVON[2020/31]
English:OPHTHALMIC PHARMACEUTICAL COMPOSITION, OPHTHALMIC KIT, AND PHARMACEUTICAL APPLICATION THEREOF[2020/31]
French:COMPOSITION PHARMACEUTIQUE OPHTALMIQUE, TROUSSE OPHTALMIQUE ET APPLICATION PHARMACEUTIQUE ASSOCIÉE[2020/31]
Entry into regional phase20.04.2020Translation filed 
20.04.2020National basic fee paid 
20.04.2020Search fee paid 
20.04.2020Designation fee(s) paid 
20.04.2020Examination fee paid 
Examination procedure20.04.2020Examination requested  [2020/31]
28.01.2022Amendment by applicant (claims and/or description)
09.11.2022Communication of intention to grant the patent
07.03.2023Fee for grant paid
07.03.2023Fee for publishing/printing paid
07.03.2023Receipt of the translation of the claim(s)
Divisional application(s)EP22177066.2  / EP4074306
Opposition(s)22.01.2024No opposition filed within time limit [2024/13]
Fees paidRenewal fee
28.09.2020Renewal fee patent year 03
28.09.2021Renewal fee patent year 04
09.08.2022Renewal fee patent year 05
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  TooltipCY20.09.2018
HU20.09.2018
AL19.04.2023
AT19.04.2023
BG19.04.2023
CZ19.04.2023
DK19.04.2023
EE19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
MC19.04.2023
NL19.04.2023
PL19.04.2023
RO19.04.2023
RS19.04.2023
SE19.04.2023
SI19.04.2023
SK19.04.2023
SM19.04.2023
TR19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
IE20.09.2023
LU20.09.2023
BE30.09.2023
[2026/04]
Former [2025/39]CY20.09.2018
HU20.09.2018
AL19.04.2023
AT19.04.2023
BG19.04.2023
CZ19.04.2023
DK19.04.2023
EE19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
MC19.04.2023
NL19.04.2023
PL19.04.2023
RO19.04.2023
RS19.04.2023
SE19.04.2023
SI19.04.2023
SK19.04.2023
SM19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
IE20.09.2023
LU20.09.2023
BE30.09.2023
Former [2025/36]CY20.09.2018
AL19.04.2023
AT19.04.2023
BG19.04.2023
CZ19.04.2023
DK19.04.2023
EE19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
MC19.04.2023
NL19.04.2023
PL19.04.2023
RO19.04.2023
RS19.04.2023
SE19.04.2023
SI19.04.2023
SK19.04.2023
SM19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
IE20.09.2023
LU20.09.2023
BE30.09.2023
Former [2024/51]AL19.04.2023
AT19.04.2023
BG19.04.2023
CZ19.04.2023
DK19.04.2023
EE19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
MC19.04.2023
NL19.04.2023
PL19.04.2023
RO19.04.2023
RS19.04.2023
SE19.04.2023
SI19.04.2023
SK19.04.2023
SM19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
IE20.09.2023
LU20.09.2023
BE30.09.2023
Former [2024/36]AL19.04.2023
AT19.04.2023
CZ19.04.2023
DK19.04.2023
EE19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
MC19.04.2023
NL19.04.2023
PL19.04.2023
RO19.04.2023
RS19.04.2023
SE19.04.2023
SI19.04.2023
SK19.04.2023
SM19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
IE20.09.2023
LU20.09.2023
BE30.09.2023
Former [2024/33]AL19.04.2023
AT19.04.2023
CZ19.04.2023
DK19.04.2023
EE19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
MC19.04.2023
NL19.04.2023
PL19.04.2023
RO19.04.2023
RS19.04.2023
SE19.04.2023
SI19.04.2023
SK19.04.2023
SM19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
IE20.09.2023
LU20.09.2023
Former [2024/28]AL19.04.2023
AT19.04.2023
CZ19.04.2023
DK19.04.2023
EE19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
MC19.04.2023
NL19.04.2023
PL19.04.2023
RO19.04.2023
RS19.04.2023
SE19.04.2023
SI19.04.2023
SK19.04.2023
SM19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
LU20.09.2023
Former [2024/25]AL19.04.2023
AT19.04.2023
CZ19.04.2023
DK19.04.2023
EE19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
NL19.04.2023
PL19.04.2023
RO19.04.2023
RS19.04.2023
SE19.04.2023
SI19.04.2023
SK19.04.2023
SM19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
LU20.09.2023
Former [2024/24]AL19.04.2023
AT19.04.2023
CZ19.04.2023
DK19.04.2023
EE19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
NL19.04.2023
PL19.04.2023
RO19.04.2023
RS19.04.2023
SE19.04.2023
SI19.04.2023
SK19.04.2023
SM19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2024/10]AL19.04.2023
AT19.04.2023
CZ19.04.2023
DK19.04.2023
EE19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
NL19.04.2023
PL19.04.2023
RO19.04.2023
RS19.04.2023
SE19.04.2023
SK19.04.2023
SM19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2024/08]AL19.04.2023
AT19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
NL19.04.2023
PL19.04.2023
RS19.04.2023
SE19.04.2023
SK19.04.2023
SM19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2024/03]AL19.04.2023
AT19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
NL19.04.2023
PL19.04.2023
RS19.04.2023
SE19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2024/01]AL19.04.2023
AT19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
NL19.04.2023
PL19.04.2023
RS19.04.2023
SE19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2023/51]AL19.04.2023
AT19.04.2023
HR19.04.2023
NL19.04.2023
PL19.04.2023
RS19.04.2023
SE19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2023/50]AL19.04.2023
AT19.04.2023
NL19.04.2023
PL19.04.2023
SE19.04.2023
NO19.07.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2023/48]AT19.04.2023
NL19.04.2023
SE19.04.2023
NO19.07.2023
PT21.08.2023
Former [2023/46]NL19.04.2023
PT21.08.2023
Former [2023/43]NL19.04.2023
Documents cited:Search[X] US2006009498  (WHITCUP SCOTT M et al.) [X] 1-10 * paragraphs [0012] , [0014] , [0062] , [0063] , [0077]; claims 1,13,18 *
 [XI] CN104398473  (SUZHOU BEC BIOLOGICAL TECHNOLOGY CO LTD et al.) [X] 1-3,5-7,9,10 * claim 6 *[I] 4,8
 [I] CN101234084  (JINAN SHUAIHUA MEDICINE SCIENC et al.) [I] 1-10 * claim 1 *
 [A] WO9832421  (BAUSCH & LOMB et al.) [A] 1-10 * claim 1; table 3 *
 [I]   FABIENNE DANHIER ET AL: "PLGA-based nanoparticles: An overview of biomedical applications", JOURNAL OF CONTROLLED RELEASE, vol. 161, no. 2, 1 July 2012 (2012-07-01), AMSTERDAM, NL, pages 505 - 522, XP055561461, ISSN: 0168-3659, DOI: 10.1016/j.jconrel.2012.01.043 [I] 1-10 * page 516, left column, point 5.5 *

DOI:   http://dx.doi.org/10.1016/j.jconrel.2012.01.043
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.