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The patent EP3352757 was granted to Vertex Pharmaceuticals Europe on Aug 16, 2023. The application was filed on Sep 21, 2016 under application number EP16849524A. 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 |
|---|---|---|---|
| GENERICS UK | May 16, 2024 | TER MEER STEINMEISTER & PARTNER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2006079502 |
| DESCRIPTION | US2006094744 |
| DESCRIPTION | US7014866 |
| DESCRIPTION | US8754224 |
| DESCRIPTION | US8865902 |
| DESCRIPTION | US8883206 |
| INTERNATIONAL-SEARCH-REPORT | US2014073667 |
| INTERNATIONAL-SEARCH-REPORT | US2014221424 |
| OPPOSITION | US2015099780 |
| OPPOSITION | WO2010019239 |
| OPPOSITION | WO2011146901 |
| OPPOSITION | WO2017053455 |
| SEARCH | US2011288122 |
| SEARCH | US2015099780 |
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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Oct 28, 2025
Refund of fees
Appeal
Oct 22, 2025
Oct 20, 2025
(Electronic) Receipt
Appeal
Oct 20, 2025
Oct 20, 2025
Withdrawal of an appeal
Appeal
Sep 23, 2025
Sep 23, 2025
Sep 17, 2025
(Electronic) Receipt
Appeal
Sep 17, 2025
Notice of appeal
Appeal
Sep 17, 2025
Notice of appeal
Appeal
Jul 17, 2025
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Means of redress
OPPO
Jul 17, 2025
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May 16, 2024
Sep 27, 2023
Payment submission rejected
Search/Exam
Aug 29, 2023
Aug 18, 2023
Payment submission rejected
Search/Exam
Jul 20, 2023
Decision to grant a European patent
Search/Exam
Jul 7, 2023
(Electronic) Receipt
Search/Exam
Jul 7, 2023
Filing of the translations of the claims
Search/Exam
Jul 7, 2023
French translation of claims
Search/Exam
Jul 7, 2023
German translation of the claims
Search/Exam
Jul 7, 2023
Letter accompanying subsequently filed items
Search/Exam
Mar 1, 2023
Mar 1, 2023
Mar 1, 2023
Mar 1, 2023
Intention to grant (signatures)
Search/Exam
Mar 1, 2023
Text intended for grant (clean copy)
Search/Exam
Mar 1, 2023
Aug 23, 2021
(Electronic) Receipt
Search/Exam
Aug 23, 2021
Amended claims with annotations
Search/Exam
Aug 23, 2021
Amended description with annotations
Search/Exam
Aug 23, 2021
Claims
Search/Exam
Aug 23, 2021
Description
Search/Exam
Aug 23, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 23, 2021
Aug 13, 2021
Aug 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 5, 2021
Apr 12, 2021
Annex to the communication
Search/Exam
Apr 12, 2021
Communication from the Examining Division
Search/Exam
Sep 23, 2020
Decision to allow further processing
Search/Exam
Sep 14, 2020
(Electronic) Receipt
Search/Exam
Sep 14, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 14, 2020
Sep 14, 2020
Sep 14, 2020
Request for further processing
Search/Exam
Jul 3, 2020
Apr 1, 2020
Mar 27, 2020
(Electronic) Receipt
Search/Exam
Mar 27, 2020
Nov 27, 2019
Annex to the communication
Search/Exam
Nov 27, 2019
Communication from the Examining Division
Search/Exam
Nov 21, 2019
Examination started
Search/Exam
Sep 27, 2019
Payment submission rejected
Search/Exam
Jun 7, 2019
Decision to allow further processing
Search/Exam
May 24, 2019
(Electronic) Receipt
Search/Exam
May 24, 2019
May 24, 2019
Amended claims with annotations
Search/Exam
May 24, 2019
Letter accompanying subsequently filed items
Search/Exam
May 24, 2019
Request for further processing
Search/Exam
Mar 18, 2019
Jan 28, 2019
(Electronic) Receipt
Search/Exam
Jan 28, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 28, 2019
Maintenance of the application
Search/Exam
Jul 19, 2018
Jul 4, 2018
Jul 2, 2018
Jul 2, 2018
European search opinion
Search/Exam
Jul 2, 2018
Information on Search Strategy
Search/Exam
Jul 2, 2018
Supplementary European search report
Search/Exam
Jun 18, 2018
Search started
Search/Exam
May 8, 2018
Communication to designated inventor
Search/Exam
Apr 23, 2018
(Electronic) Receipt
Search/Exam
Apr 23, 2018
Apr 23, 2018
Amended claims with annotations
Search/Exam
Apr 23, 2018
Request for entry into the European phase
Search/Exam
Apr 9, 2018
Feb 2, 2018
Information on entry into European phase
Search/Exam
Jan 22, 2018
Notification of the recording of a change
Search/Exam
Jan 22, 2018
Notification of the recording of a change
Search/Exam
Apr 18, 2017
Apr 18, 2017
Apr 18, 2017
Mar 30, 2017
Copy of the international search report
Search/Exam
Mar 30, 2017
Published international application - A1
Search/Exam