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

Italy joins the Federated Register

Click here for more information on the Federated Register.

2025-06-12

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register User Manual
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: EP3209331

EP3209331 - OPHTHALMIC SOLUTION [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  17.05.2024
Database last updated on 07.03.2026
FormerThe patent has been granted
Status updated on  09.06.2023
FormerGrant of patent is intended
Status updated on  24.01.2023
FormerExamination is in progress
Status updated on  20.07.2018
FormerRequest for examination was made
Status updated on  28.07.2017
FormerThe international publication has been made
Status updated on  07.03.2017
Most recent event   Tooltip22.08.2025Lapse of the patent in a contracting state
New state(s): HU		published on 24.09.2025  [2025/39]
Applicant(s)For all designated states
Sentiss Pharma Private Limited
Sentiss Research Centre
212 Ashirwad Commercial Complex
D-1 Green Park
New Delhi 110016 / IN
[2017/35]
Inventor(s)01 / SHAH, Mandar V.
Sentiss Research Centre
212
Ashirwad Commercial Complex
D-1, Green Park
New Delhi 110016 / IN
02 / BAHRI, Deepak
Sentiss Research Centre
212
Ashirwad Commercial Complex
D-1, Green Park
New Delhi 110016 / IN
 [2017/35]
Representative(s)J A Kemp LLP
80 Turnmill Street
London EC1M 5QU / GB
[2023/28]
Former [2017/35]J A Kemp
14 South Square
Gray's Inn
London WC1R 5JJ / GB
Application number, filing date15791036.516.10.2015
[2017/35]
WO2015IB57963
Priority number, dateIN2014DEL298520.10.2014         Original published format: IN 2985DE2014
[2017/35]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2016063184
Date:28.04.2016
Language:EN
[2016/17]
Type: A1 Application with search report 
No.:EP3209331
Date:30.08.2017
Language:EN
The application published by WIPO in one of the EPO official languages on 28.04.2016 takes the place of the publication of the European patent application.
[2017/35]
Type: B1 Patent specification 
No.:EP3209331
Date:12.07.2023
Language:EN
[2023/28]
Search report(s)International search report - published on:EP28.04.2016
ClassificationIPC:A61K45/06, A61K31/5377, A61K31/542, A61K31/5575, A61K9/00, A61K47/32, A61K47/34, A61P27/06
[2017/35]
CPC:
A61K31/5575 (EP,EA,US); A61K31/5377 (EP,EA,US); A61K31/542 (EP,EA,US);
A61K45/06 (EP,EA,US); A61K47/26 (EP,EA,US); A61K47/34 (EP,EA,US);
A61K9/0048 (EP,EA,US); A61P27/02 (EP); A61P27/06 (EP);
A61P43/00 (EP); A61K2300/00 (EA,US) (-)
C-Set:
A61K31/5377, A61K2300/00 (US,EP);
A61K31/542, A61K2300/00 (EP,US);
A61K31/5575, A61K2300/00 (US,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,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2017/35]  
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
TitleGerman:AUGENLÖSUNG[2017/35]
English:OPHTHALMIC SOLUTION[2017/35]
French:SOLUTION OPHTALMIQUE[2017/35]
Entry into regional phase07.03.2017National basic fee paid 
07.03.2017Designation fee(s) paid 
07.03.2017Examination fee paid 
Examination procedure07.03.2017Examination requested  [2017/35]
07.03.2017Date on which the examining division has become responsible
27.11.2017Amendment by applicant (claims and/or description)
20.07.2018Despatch of a communication from the examining division (Time limit: M04)
30.11.2018Reply to a communication from the examining division
09.07.2019Despatch of a communication from the examining division (Time limit: M04)
15.11.2019Reply to a communication from the examining division
07.04.2020Despatch of a communication from the examining division (Time limit: M04)
14.08.2020Reply to a communication from the examining division
25.01.2023Communication of intention to grant the patent
31.05.2023Fee for grant paid
31.05.2023Fee for publishing/printing paid
31.05.2023Receipt of the translation of the claim(s)
Opposition(s)15.04.2024No opposition filed within time limit [2024/25]
Fees paidRenewal fee
25.10.2017Renewal fee patent year 03
16.10.2018Renewal fee patent year 04
17.10.2019Renewal fee patent year 05
12.10.2020Renewal fee patent year 06
08.09.2021Renewal fee patent year 07
26.10.2022Renewal fee patent year 08
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  TooltipCY16.10.2015
HU16.10.2015
CZ12.07.2023
HR12.07.2023
MC12.07.2023
PL12.07.2023
RO12.07.2023
RS12.07.2023
SK12.07.2023
SM12.07.2023
NO12.10.2023
GR13.10.2023
IE16.10.2023
IS12.11.2023
[2025/39]
Former [2025/36]CY16.10.2015
CZ12.07.2023
HR12.07.2023
MC12.07.2023
PL12.07.2023
RO12.07.2023
RS12.07.2023
SK12.07.2023
SM12.07.2023
NO12.10.2023
GR13.10.2023
IE16.10.2023
IS12.11.2023
Former [2024/46]CZ12.07.2023
HR12.07.2023
MC12.07.2023
PL12.07.2023
RO12.07.2023
RS12.07.2023
SK12.07.2023
SM12.07.2023
NO12.10.2023
GR13.10.2023
IE16.10.2023
IS12.11.2023
Former [2024/28]CZ12.07.2023
HR12.07.2023
MC12.07.2023
PL12.07.2023
RO12.07.2023
RS12.07.2023
SK12.07.2023
SM12.07.2023
NO12.10.2023
GR13.10.2023
IS12.11.2023
Former [2024/23]CZ12.07.2023
HR12.07.2023
PL12.07.2023
RO12.07.2023
RS12.07.2023
SK12.07.2023
SM12.07.2023
NO12.10.2023
GR13.10.2023
IS12.11.2023
Former [2024/20]HR12.07.2023
PL12.07.2023
RS12.07.2023
SM12.07.2023
NO12.10.2023
GR13.10.2023
IS12.11.2023
Former [2024/10]HR12.07.2023
PL12.07.2023
RS12.07.2023
NO12.10.2023
GR13.10.2023
IS12.11.2023
Former [2024/09]NO12.10.2023
GR13.10.2023
IS12.11.2023
Former [2024/08]NO12.10.2023
GR13.10.2023
Cited inInternational search[XI] EP2070518  (OSMOTICA CORP et al.)
 [XI] WO9115486  (ALCON LAB INC et al.)
 [Y] US2013157963  (GORE ANURADHA V et al.)
 [YD] WO9825620  (ALCON LAB INC et al.)
 [Y] WO2012009696  (CORINTHIAN OPHTHALMIC INC et al.)
 [Y] JP2010037327  (WAKAMOTO PHARMA CO LTD et al.)
 [A] WO2011067791  (LUPIN LTD et al.)
 [A] WO2013139444  (PHARMATHEN SA et al.)
 [A] US2009234004  (KABRA BHAGWATI P et al.)
 [A] WO2008027340  (MERCK & CO INC et al.)
 [XPI] WO2015110993  (SENTISS PHARMA PRIVATE LTD et al.)
 [XYI]   "COSOPT", 1 November 2012 (2012-11-01), XP055236426, Retrieved from the Internet [retrieved on 20151215]
ExaminationUS5378703
by applicantUS5378703
 EP0527801
 US6071904
 WO9825620
 EP0941094
 JPS591418
 JPH03501025
 JPH02108
 JPH08501310
 JPH10182465
   SURV OPTHALMOL, vol. 47, no. 1, 2002, pages S13 - S33
   EXP EYE RES., vol. 89, 2009, pages 608 - 17
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.