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The patent EP2991706 was granted to Clearside Biomedical on Jun 23, 2021. The application was filed on May 2, 2014 under application number EP14791646A. The patent is currently recorded with a legal status of "Opposition Rejected".

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
| EUROPEAN OPPOSITIONS | Mar 22, 2022 | MILLER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2014036009 |
| EXAMINATION | US2005137525 |
| EXAMINATION | US2012078224 |
| EXAMINATION | US2012123386 |
| EXAMINATION | US5024662 |
| INTERNATIONAL-SEARCH-REPORT | US2006229562 |
| INTERNATIONAL-SEARCH-REPORT | US2011060310 |
| INTERNATIONAL-SEARCH-REPORT | US2012078224 |
| INTERNATIONAL-SEARCH-REPORT | US2012101475 |
| INTERNATIONAL-SEARCH-REPORT | WO2013151904 |
| OPPOSITION | US2005137525 |
| OPPOSITION | US2006229562 |
| OPPOSITION | US2007202186 |
| OPPOSITION | US2011060310 |
| OPPOSITION | US2011288492 |
| OPPOSITION | US2012078224 |
| OPPOSITION | US2012101475 |
| OPPOSITION | US2012123386 |
| OPPOSITION | US5024662 |
| OPPOSITION | US7678078 |
| OPPOSITION | US8221353 |
| OPPOSITION | WO2011139713 |
| OPPOSITION | WO2012051575 |
| OPPOSITION | WO2013151904 |
The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.
Date
Description
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OPPO
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Oct 1, 2021
Sep 17, 2021
(Electronic) Receipt
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Sep 17, 2021
Letter accompanying subsequently filed items
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Sep 17, 2021
Jul 6, 2021
May 28, 2021
Decision to grant a European patent
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May 17, 2021
Document concerning representation
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May 17, 2021
Letter accompanying subsequently filed items
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Apr 1, 2021
(Electronic) Receipt
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Apr 1, 2021
Filing of the translations of the claims
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Apr 1, 2021
French translation of claims
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Apr 1, 2021
German translation of the claims
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Apr 1, 2021
Letter accompanying subsequently filed items
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Dec 8, 2020
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Intention to grant (signatures)
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Dec 8, 2020
Text intended for grant (clean copy)
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Dec 8, 2020
Nov 20, 2020
Decision to allow further processing
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Nov 10, 2020
(Electronic) Receipt
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Nov 10, 2020
Claims
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Nov 10, 2020
Letter accompanying subsequently filed items
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Nov 10, 2020
Request for further processing
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Sep 11, 2020
Jun 24, 2020
Jun 18, 2020
(Electronic) Receipt
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Jun 18, 2020
Letter accompanying subsequently filed items
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Jun 18, 2020
Feb 11, 2020
Annex to the communication
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Feb 11, 2020
Communication from the Examining Division
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Mar 25, 2019
(Electronic) Receipt
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Mar 25, 2019
Amended claims with annotations
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Mar 25, 2019
Amended description with annotations
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Mar 25, 2019
Claims
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Mar 25, 2019
Description
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Mar 25, 2019
Letter accompanying subsequently filed items
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Mar 25, 2019
Jan 25, 2019
Jan 21, 2019
(Electronic) Receipt
Search/Exam
Jan 21, 2019
Letter accompanying subsequently filed items
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Jan 21, 2019
Sep 17, 2018
Annex to the communication
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Sep 17, 2018
Communication from the Examining Division
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Jun 14, 2018
(Electronic) Receipt
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Jun 14, 2018
Amended claims with annotations
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Jun 14, 2018
Amended description with annotations
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Jun 14, 2018
Claims
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Jun 14, 2018
Description
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Jun 14, 2018
Letter accompanying subsequently filed items
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Jun 14, 2018
Apr 18, 2018
Apr 13, 2018
(Electronic) Receipt
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Apr 13, 2018
Letter accompanying subsequently filed items
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Apr 13, 2018
Dec 4, 2017
Annex to the communication
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Dec 4, 2017
Communication from the Examining Division
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Nov 23, 2017
Examination started
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Jun 9, 2017
(Electronic) Receipt
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Jun 9, 2017
Jun 9, 2017
Jun 9, 2017
Amendments received before examination
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Jun 9, 2017
Letter accompanying subsequently filed items
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Dec 8, 2016
Nov 21, 2016
Nov 21, 2016
European search opinion
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Nov 21, 2016
Information on Search Strategy
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Nov 21, 2016
Supplementary European search report
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Nov 11, 2016
Search started
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Jun 17, 2016
(Electronic) Receipt
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Jun 17, 2016
Jun 17, 2016
Amendments received before examination
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Jun 17, 2016
Letter accompanying subsequently filed items
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Mar 11, 2016
Communication to designated inventor
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Mar 1, 2016
(Electronic) Receipt
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Mar 1, 2016
Letter accompanying subsequently filed items
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Mar 1, 2016
Letter concerning the inventor
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Feb 25, 2016
Feb 17, 2016
Letter which had not been notified
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Feb 10, 2016
Dec 10, 2015
Dec 8, 2015
Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Dec 8, 2015
Communication to designated inventor
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Communication to designated inventor
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Dec 8, 2015
Communication to designated inventor
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Dec 8, 2015
Communication to designated inventor
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Communication to designated inventor
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Dec 8, 2015
Communication to designated inventor
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Nov 23, 2015
Notice on debiting of fees
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Nov 16, 2015
Nov 12, 2015
Notification of the recording of a change
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Nov 10, 2015
Notification of the recording of a change
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Nov 10, 2015
Notification of the recording of a change
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Nov 10, 2015
Notification of the recording of a change
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Nov 10, 2015
Notification of the recording of a change
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Nov 10, 2015
Notification of the recording of a change
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Nov 10, 2015
Notification of the recording of a change
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Nov 2, 2015
(Electronic) Receipt
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Nov 2, 2015
Request for entry into the European phase
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Sep 11, 2015
Information on entry into European phase
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Apr 16, 2015
Published international application - A4
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Feb 12, 2015
Copy of the international search report
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Feb 12, 2015
Nov 25, 2014
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Nov 6, 2014
Nov 6, 2014
Published international application - A2
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