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The patent EP3446660 was granted to Cook Medical on Jul 10, 2024. The application was filed on Mar 3, 2014 under application number EP18200794A. 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 | Jun 29, 2022 | WBH WACHENHAUSEN PATENTANWALTE PARTG MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2012046728 |
| OPPOSITION | EP2606852 |
| OPPOSITION | US2011137397 |
| OPPOSITION | US2012046728 |
| OPPOSITION | US2012158026 |
| OPPOSITION | WO2005011535 |
| OPPOSITION | WO2010008548 |
| OPPOSITION | WO2011109801 |
| OPPOSITION | WO2012173995 |
| OPPOSITION | WO2014143126 |
| OPPOSITION | WO2014145564 |
| OPPOSITION | WO2014204807 |
| SEARCH | US2012158026 |
| SEARCH | WO2005011535 |
| SEARCH | WO2011109801 |
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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Description
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Document concerning representation
Search/Exam
Oct 12, 2021
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Decision to grant a European patent
Search/Exam
Aug 18, 2021
(Electronic) Receipt
Search/Exam
Aug 18, 2021
Filing of the translations of the claims
Search/Exam
Aug 18, 2021
French translation of claims
Search/Exam
Aug 18, 2021
German translation of the claims
Search/Exam
Aug 18, 2021
Letter accompanying subsequently filed items
Search/Exam
Apr 30, 2021
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Intention to grant (signatures)
Search/Exam
Apr 30, 2021
Text intended for grant (clean copy)
Search/Exam
Apr 30, 2021
Mar 26, 2021
Examination started
Search/Exam
Sep 17, 2020
Sep 3, 2020
(Electronic) Receipt
Search/Exam
Sep 3, 2020
Enquiry as to the processing of the file
Search/Exam
Sep 3, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 22, 2019
(Electronic) Receipt
Search/Exam
Aug 22, 2019
Aug 22, 2019
Amended claims with annotations
Search/Exam
Aug 22, 2019
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Amended description with annotations
Search/Exam
Aug 22, 2019
Amendments received before examination
Search/Exam
Aug 22, 2019
Letter accompanying subsequently filed items
Search/Exam
May 6, 2019
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Refund of fees
Search/Exam
Jan 30, 2019
Notification of forthcoming publication
Search/Exam
Jan 25, 2019
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European search opinion
Search/Exam
Jan 25, 2019
European search report
Search/Exam
Jan 25, 2019
Information on Search Strategy
Search/Exam
Dec 7, 2018
Communication to designated inventor
Search/Exam
Oct 16, 2018
Abstract
Search/Exam
Oct 16, 2018
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Claims
Search/Exam
Oct 16, 2018
Description
Search/Exam
Oct 16, 2018
Designation of inventor
Search/Exam
Oct 16, 2018
Drawings
Search/Exam
Oct 16, 2018
Request for grant of a European patent
Search/Exam
Apr 2, 2014
Priority document
Search/Exam