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The patent EP3061471 was granted to Covidien LP on Jul 31, 2019. The application was filed on Feb 26, 2016 under application number EP16157565A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| ETHICON | Apr 30, 2020 | CARPMAELS & RANSFORD | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US3364200 |
| DESCRIPTION | US4359049 |
| DESCRIPTION | US4626253 |
| DESCRIPTION | US4631055 |
| DESCRIPTION | US4735616 |
| DESCRIPTION | US4874368 |
| DESCRIPTION | US4902281 |
| DESCRIPTION | US4932942 |
| DESCRIPTION | US4978336 |
| DESCRIPTION | US5116315 |
| DESCRIPTION | US5484913 |
| DESCRIPTION | US6152943 |
| DESCRIPTION | US6165201 |
| DESCRIPTION | US6179862 |
| DESCRIPTION | US6443964 |
| DESCRIPTION | US6500777 |
| DESCRIPTION | US6514534 |
| DESCRIPTION | US6566406 |
| DESCRIPTION | US6605294 |
| DESCRIPTION | US6673093 |
| DESCRIPTION | US6703047 |
| DESCRIPTION | US6818018 |
| DESCRIPTION | US7009034 |
| DESCRIPTION | US7021086 |
| DESCRIPTION | US7347850 |
| OPPOSITION | EP2177239 |
| OPPOSITION | EP2179753 |
| OPPOSITION | EP2233161 |
| OPPOSITION | EP2314254 |
| OPPOSITION | EP3061471 |
| OPPOSITION | US2006264698 |
| OPPOSITION | US2011087274 |
| OPPOSITION | US2011251699 |
| OPPOSITION | WO2010043980 |
| SEARCH | EP2314254 |
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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Mar 18, 2022
Mar 2, 2022
Refund of fees
Search/Exam
Mar 1, 2022
Mar 1, 2022
Feb 16, 2022
(Electronic) Receipt
Appeal
Feb 16, 2022
Feb 16, 2022
Withdrawal of an appeal
Appeal
Jan 20, 2022
Jan 17, 2022
Jan 17, 2022
Jan 5, 2022
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Dec 24, 2021
(Electronic) Receipt
Appeal
Dec 24, 2021
Dec 24, 2021
Dec 23, 2021
(Electronic) Receipt
Appeal
Dec 23, 2021
Dec 23, 2021
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(Electronic) Receipt
Appeal
Dec 21, 2021
Dec 21, 2021
Notice of appeal
Appeal
Nov 12, 2021
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OPPO
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Acknowledgement of a document
Search/Exam
Oct 8, 2021
Acknowledgement of a document
Search/Exam
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Aug 12, 2019
Jul 4, 2019
Decision to grant a European patent
Search/Exam
Jun 20, 2019
(Electronic) Receipt
Search/Exam
Jun 20, 2019
Filing of the translations of the claims
Search/Exam
Jun 20, 2019
French translation of claims
Search/Exam
Jun 20, 2019
German translation of the claims
Search/Exam
Jun 20, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 20, 2019
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Feb 20, 2019
Intention to grant (signatures)
Search/Exam
Feb 20, 2019
Text intended for grant (clean copy)
Search/Exam
Feb 20, 2019
Jul 13, 2018
(Electronic) Receipt
Search/Exam
Jul 13, 2018
Amended claims with annotations
Search/Exam
Jul 13, 2018
Claims
Search/Exam
Jul 13, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 13, 2018
Mar 23, 2018
Annex to the communication
Search/Exam
Mar 23, 2018
Communication from the Examining Division
Search/Exam
Mar 19, 2018
Examination started
Search/Exam
Apr 6, 2017
Notice on debiting of fees
Search/Exam
Mar 29, 2017
Feb 27, 2017
(Electronic) Receipt
Search/Exam
Feb 27, 2017
Feb 27, 2017
Amended claims with annotations
Search/Exam
Feb 27, 2017
Amendments received before examination
Search/Exam
Feb 27, 2017
Letter accompanying subsequently filed items
Search/Exam
Sep 28, 2016
Sep 12, 2016
Sep 5, 2016
Aug 3, 2016
Notification of forthcoming publication
Search/Exam
Jun 24, 2016
Jun 24, 2016
European search opinion
Search/Exam
Jun 24, 2016
European search report
Search/Exam
Jun 24, 2016
Information on Search Strategy
Search/Exam
Jun 16, 2016
Search started
Search/Exam
May 13, 2016
May 4, 2016
Submission concerning representation
Search/Exam
Apr 26, 2016
Apr 20, 2016
Communication to designated inventor
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Apr 20, 2016
Communication to designated inventor
Search/Exam
Feb 26, 2016
Abstract
Search/Exam
Feb 26, 2016
Feb 26, 2016
Claims
Search/Exam
Feb 26, 2016
Description
Search/Exam
Feb 26, 2016
Designation of inventor
Search/Exam
Feb 26, 2016
Request for grant of a European patent
Search/Exam