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The patent EP3097923 was granted to Yeda Research on Jul 27, 2022. The application was filed on Jan 31, 2008 under application number EP16177278A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| JG OPPOSITIONS | Apr 27, 2023 | GREGSON | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2002137697 |
| DESCRIPTION | US5906936 |
| DESCRIPTION | US5912172 |
| DESCRIPTION | WO0031239 |
| DESCRIPTION | WO9319163 |
| DESCRIPTION | WO9514710 |
| DESCRIPTION | WO9715669 |
| EXAMINATION | US2003147865 |
| OPPOSITION | EP1795599 |
| OPPOSITION | US2002137697 |
| OPPOSITION | US2003015057 |
| OPPOSITION | US2003147865 |
| OPPOSITION | WO02072796 |
| OPPOSITION | WO03066072 |
| OPPOSITION | WO2007065957 |
| OPPOSITION | WO9319163 |
| OTHER | EP2126054 |
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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Aug 29, 2025
Aug 29, 2025
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Refund of fees
Appeal
Jul 17, 2025
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(Electronic) Receipt
Appeal
Jul 15, 2025
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Withdrawal of an appeal
Appeal
Jun 11, 2025
May 28, 2025
(Electronic) Receipt
Appeal
May 28, 2025
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Notice of appeal
Appeal
Mar 31, 2025
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Means of redress
OPPO
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Authorisation
OPPO
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Aug 9, 2022
Jun 30, 2022
Decision to grant a European patent
Search/Exam
Jun 21, 2022
(Electronic) Receipt
Search/Exam
Jun 21, 2022
Filing of the translations of the claims
Search/Exam
Jun 21, 2022
French translation of claims
Search/Exam
Jun 21, 2022
German translation of the claims
Search/Exam
Jun 21, 2022
Letter accompanying subsequently filed items
Search/Exam
Feb 18, 2022
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Feb 18, 2022
Intention to grant (signatures)
Search/Exam
Feb 18, 2022
Text intended for grant (clean copy)
Search/Exam
Feb 18, 2022
Text intended for grant (sequence listing)
Search/Exam
Feb 18, 2022
Dec 2, 2021
Nov 27, 2021
Observations by third parties
Search/Exam
Nov 27, 2021
Observations by third parties
Search/Exam
Oct 15, 2021
(Electronic) Receipt
Search/Exam
Oct 15, 2021
Annex
Search/Exam
Oct 15, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 15, 2021
Jun 30, 2021
Annex to the communication
Search/Exam
Jun 30, 2021
May 3, 2021
(Electronic) Receipt
Search/Exam
May 3, 2021
Amended claims with annotations
Search/Exam
May 3, 2021
Amended description with annotations
Search/Exam
May 3, 2021
Claims
Search/Exam
May 3, 2021
Description
Search/Exam
May 3, 2021
Letter accompanying subsequently filed items
Search/Exam
May 3, 2021
Feb 4, 2021
Jan 29, 2021
Citation filed by a third party
Search/Exam
Jan 29, 2021
Non-patent literature filed by a third party
Search/Exam
Jan 29, 2021
Non-patent literature filed by a third party
Search/Exam
Jan 29, 2021
Non-patent literature filed by a third party
Search/Exam
Jan 29, 2021
Non-patent literature filed by a third party
Search/Exam
Jan 29, 2021
Observations by third parties
Search/Exam
Dec 23, 2020
Annex to the communication
Search/Exam
Dec 23, 2020
Communication from the Examining Division
Search/Exam
Oct 10, 2020
(Electronic) Receipt
Search/Exam
Oct 10, 2020
Amended claims with annotations
Search/Exam
Oct 10, 2020
Claims
Search/Exam
Oct 10, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 10, 2020
Aug 13, 2020
Aug 7, 2020
(Electronic) Receipt
Search/Exam
Aug 7, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 7, 2020
Apr 1, 2020
Annex to the communication
Search/Exam
Apr 1, 2020
Communication from the Examining Division
Search/Exam
Mar 23, 2020
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Mar 17, 2020
(Electronic) Receipt
Search/Exam
Mar 17, 2020
Authorisation
Search/Exam
Mar 17, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 17, 2020
Mar 13, 2020
Dec 6, 2019
Nov 29, 2019
Citation filed by a third party
Search/Exam
Nov 29, 2019
Non-patent literature filed by a third party
Search/Exam
Nov 29, 2019
Non-patent literature filed by a third party
Search/Exam
Nov 29, 2019
Observations by third parties
Search/Exam
May 17, 2019
May 17, 2019
May 16, 2019
May 13, 2019
(Electronic) Receipt
Search/Exam
May 13, 2019
Letter accompanying subsequently filed items
Search/Exam
May 13, 2019
May 13, 2019
Mar 15, 2019
Decision to allow further processing
Search/Exam
Mar 1, 2019
(Electronic) Receipt
Search/Exam
Mar 1, 2019
Amended claims with annotations
Search/Exam
Mar 1, 2019
Claims
Search/Exam
Mar 1, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 1, 2019
Request for further processing
Search/Exam
Jan 8, 2019
Jan 8, 2019
Jan 3, 2019
Jan 3, 2019
Sep 7, 2018
Aug 30, 2018
(Electronic) Receipt
Search/Exam
Aug 30, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 30, 2018
May 18, 2018
Annex to the communication
Search/Exam
May 18, 2018
Communication from the Examining Division
Search/Exam
Mar 5, 2018
(Electronic) Receipt
Search/Exam
Mar 5, 2018
Amended claims with annotations
Search/Exam
Mar 5, 2018
Claims
Search/Exam
Mar 5, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 5, 2018
Dec 20, 2017
Dec 15, 2017
(Electronic) Receipt
Search/Exam
Dec 15, 2017
Letter accompanying subsequently filed items
Search/Exam
Dec 15, 2017
Sep 5, 2017
Annex to the communication
Search/Exam
Sep 5, 2017
Communication from the Examining Division
Search/Exam
Aug 30, 2017
Examination started
Search/Exam
May 30, 2017
(Electronic) Receipt
Search/Exam
May 30, 2017
May 30, 2017
Amended claims with annotations
Search/Exam
May 30, 2017
Amendments received before examination
Search/Exam
May 30, 2017
Letter accompanying subsequently filed items
Search/Exam
Dec 20, 2016
Dec 9, 2016
Letter which had not been notified
Search/Exam
Dec 5, 2016
Nov 23, 2016
Nov 23, 2016
Nov 4, 2016
(Electronic) Receipt
Search/Exam
Nov 4, 2016
Authorisation
Search/Exam
Nov 4, 2016
Letter accompanying subsequently filed items
Search/Exam
Nov 3, 2016
Notification of forthcoming publication
Search/Exam
Sep 30, 2016
Invitation to file an authorisation
Search/Exam
Sep 7, 2016
Refund of fees
Search/Exam
Sep 6, 2016
(Electronic) Receipt
Search/Exam
Sep 6, 2016
Letter accompanying subsequently filed items
Search/Exam
Sep 6, 2016
Aug 23, 2016
Aug 23, 2016
Communication to designated inventor
Search/Exam
Aug 23, 2016
Communication to designated inventor
Search/Exam
Aug 23, 2016
European search opinion
Search/Exam
Aug 23, 2016
European search report
Search/Exam
Aug 23, 2016
Information on Search Strategy
Search/Exam
Aug 10, 2016
Search started
Search/Exam
Jul 21, 2016
Jul 6, 2016
(Electronic) Receipt
Search/Exam
Jul 6, 2016
Letter accompanying subsequently filed items
Search/Exam
Jul 6, 2016
Jun 30, 2016
Abstract
Search/Exam
Jun 30, 2016
Jun 30, 2016
Claims
Search/Exam
Jun 30, 2016
Converted Sequence Listing
Search/Exam
Jun 30, 2016
Description
Search/Exam
Jun 30, 2016
Designation of inventor
Search/Exam
Jun 30, 2016
Drawings
Search/Exam
Jun 30, 2016
Matter concerning the application
Search/Exam
Jun 30, 2016
Request for grant of a European patent
Search/Exam
Aug 25, 2008
Aug 25, 2008