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The patent EP3534840 was granted to Highlife on Feb 19, 2025. The application was filed on Nov 6, 2017 under application number EP17829277A. 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 |
|---|---|---|---|
| NEOVASC TIARA | Oct 5, 2022 | FRASER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2014296966 |
| INTERNATIONAL-SEARCH-REPORT | WO2010141847 |
| INTERNATIONAL-SEARCH-REPORT | WO2015128741 |
| OPPOSITION | EP2777616 |
| OPPOSITION | GB2513195 |
| OPPOSITION | US2006004442 |
| OPPOSITION | US2009157175 |
| OPPOSITION | US2009216312 |
| OPPOSITION | US2012053682 |
| OPPOSITION | US2012078347 |
| OPPOSITION | US2012078357 |
| OPPOSITION | US2012271398 |
| OPPOSITION | US2015230923 |
| OPPOSITION | US2015328000 |
| OPPOSITION | WO2006113906 |
| OPPOSITION | WO2010141847 |
| OPPOSITION | WO2011057087 |
| OPPOSITION | WO2014028112 |
| OPPOSITION | WO2014121275 |
| OPPOSITION | WO2014164151 |
| OPPOSITION | WO2015128741 |
| OPPOSITION | WO2018083541 |
| OPPOSITION | WO2018083542 |
| OPPOSITION | WO2018083543 |
| OPPOSITION | WO2018083544 |
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.
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Decision to grant a European patent
Search/Exam
Nov 22, 2021
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(Electronic) Receipt
Search/Exam
Oct 5, 2021
Filing of the translations of the claims
Search/Exam
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French translation of claims
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German translation of the claims
Search/Exam
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Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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Examination started
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(Electronic) Receipt
Search/Exam
Nov 17, 2020
Enquiry as to the processing of the file
Search/Exam
Nov 17, 2020
Letter accompanying subsequently filed items
Search/Exam
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(Electronic) Receipt
Search/Exam
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Amended claims with annotations
Search/Exam
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Amended description with annotations
Search/Exam
Dec 27, 2019
Amendments received before examination
Search/Exam
Dec 27, 2019
Letter accompanying subsequently filed items
Search/Exam
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Communication to designated inventor
Search/Exam
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(Electronic) Receipt
Search/Exam
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Request for entry into the European phase
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Information on entry into European phase
Search/Exam
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Copy of the international search report
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May 11, 2018
Published international application - A1
Search/Exam
Apr 11, 2018
ISR: cited documents
PCTISA
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Abstract
PCTISA
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Claims
PCTISA
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Description
PCTISA
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Drawings
PCTISA
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