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The patent EP3398562 was granted to Boston Scientific on Oct 8, 2025. The application was filed on Oct 28, 2014 under application number EP18176014A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| EDWARDS LIFESCIENCES | Sep 14, 2023 | SOMERVILLE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2009053497 |
| DESCRIPTION | WO2011051043 |
| DESCRIPTION | WO2012038550 |
| OPPOSITION | AU8703698 |
| OPPOSITION | US2006241745 |
| OPPOSITION | US2007203561 |
| OPPOSITION | US2008065011 |
| OPPOSITION | US2009069890 |
| OPPOSITION | US2010100167 |
| OPPOSITION | US2010286768 |
| OPPOSITION | US2012130469 |
| OPPOSITION | WO2008051941 |
| OPPOSITION | WO2010022138 |
| OPPOSITION | WO2010045297 |
| OPPOSITION | WO2011130006 |
| OPPOSITION | WO2011133368 |
| OPPOSITION | WO2011133513 |
| OPPOSITION | WO2011144351 |
| OPPOSITION | WO2012023980 |
| OPPOSITION | WO2012038550 |
| OPPOSITION | WO2012095455 |
| OPPOSITION | WO2014049106 |
| OPPOSITION | WO2015063118 |
| SEARCH | US2012083877 |
| SEARCH | WO2007081940 |
| SEARCH | WO2010078352 |
| SEARCH | WO2011150399 |
| SEARCH | WO2012038550 |
| SEARCH | WO2013045262 |
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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Sep 11, 2025
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OPPO
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Description
OPPO
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Decision to grant a European patent
Search/Exam
Nov 11, 2022
(Electronic) Receipt
Search/Exam
Nov 11, 2022
Filing of the translations of the claims
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Nov 11, 2022
French translation of claims
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Nov 11, 2022
German translation of the claims
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Nov 11, 2022
Letter accompanying subsequently filed items
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Jul 13, 2022
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Intention to grant (signatures)
Search/Exam
Jul 13, 2022
Text intended for grant (clean copy)
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Annexes in respect of a client data request
Search/Exam
May 5, 2022
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(Electronic) Receipt
Search/Exam
Mar 1, 2022
Annexes in respect of a client data request
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Mar 1, 2022
Letter accompanying subsequently filed items
Search/Exam
Mar 1, 2022
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(Electronic) Receipt
Search/Exam
Dec 2, 2021
Annexes in respect of a client data request
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Annexes in respect of a client data request
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Annexes in respect of a client data request
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Dec 2, 2021
Letter accompanying subsequently filed items
Search/Exam
Dec 2, 2021
Dec 29, 2020
(Electronic) Receipt
Search/Exam
Dec 29, 2020
Amended claims with annotations
Search/Exam
Dec 29, 2020
Amended description with annotations
Search/Exam
Dec 29, 2020
Claims
Search/Exam
Dec 29, 2020
Description
Search/Exam
Dec 29, 2020
Letter accompanying subsequently filed items
Search/Exam
Dec 29, 2020
Nov 3, 2020
Oct 29, 2020
(Electronic) Receipt
Search/Exam
Oct 29, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 29, 2020
Jun 19, 2020
Annex to the communication
Search/Exam
Jun 19, 2020
Communication from the Examining Division
Search/Exam
Jun 16, 2020
Examination started
Search/Exam
Mar 30, 2020
Document concerning representation
Search/Exam
Mar 10, 2020
Document concerning representation
Search/Exam
Apr 24, 2019
(Electronic) Receipt
Search/Exam
Apr 24, 2019
Apr 24, 2019
Amended claims with annotations
Search/Exam
Apr 24, 2019
Amendments received before examination
Search/Exam
Apr 24, 2019
Letter accompanying subsequently filed items
Search/Exam
Dec 3, 2018
Communication to designated inventor
Search/Exam
Nov 27, 2018
Letter concerning the inventor
Search/Exam
Nov 12, 2018
Oct 31, 2018
Refund of fees
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Oct 10, 2018
Notification of forthcoming publication
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Sep 26, 2018
Refund of fees
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Sep 17, 2018
Sep 17, 2018
European search opinion
Search/Exam
Sep 17, 2018
European search report
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Sep 17, 2018
Information on Search Strategy
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Sep 7, 2018
Search started
Search/Exam
Aug 28, 2018
Aug 28, 2018
Aug 20, 2018
Letter which had not been notified
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Aug 10, 2018
Letter which had not been notified
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Jul 27, 2018
Communication to designated inventor
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Communication to designated inventor
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Jul 27, 2018
Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Jun 5, 2018
Abstract
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Jun 5, 2018
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Claims
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Jun 5, 2018
Description
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Jun 5, 2018
Designation of inventor
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Jun 5, 2018
Drawings
Search/Exam
Jun 5, 2018
Request for grant of a European patent
Search/Exam
May 27, 2015
May 7, 2015
Priority search results copy provided by EPO
Search/Exam