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The patent EP2712312 was granted to Smith & Nephew on Jan 11, 2023. The application was filed on Nov 2, 2011 under application number EP11791607A. 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 |
|---|---|---|---|
| CONVATEC | Oct 11, 2023 | D YOUNG | ADMISSIBLE |
| PAUL HARTMANN | Oct 10, 2023 | DREISS PATENTANWALTE PARTG MBB | ADMISSIBLE |
| MOLNLYCKE HEALTH CARE | Oct 9, 2023 | KRANSELL & WENNBORG KB | ADMISSIBLE |
| KCI MANUFACTURING UNLIMITED | Sep 13, 2023 | SIMMONS & SIMMONS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US20080744055 |
| DESCRIPTION | US20080744218 |
| DESCRIPTION | US20080744277 |
| DESCRIPTION | US20110092042 |
| DESCRIPTION | US2011028918 |
| DESCRIPTION | US2011054421 |
| DESCRIPTION | US2011172615 |
| DESCRIPTION | US7964766 |
| EXAMINATION | JP2010000159 |
| INTERNATIONAL-SEARCH-REPORT | EP2433594 |
| INTERNATIONAL-SEARCH-REPORT | WO2004060225 |
| INTERNATIONAL-SEARCH-REPORT | WO2010122665 |
| OPPOSITION | EP2433594 |
| OPPOSITION | US6277224 |
| OPPOSITION | WO0185248 |
| OPPOSITION | WO0243634 |
| OPPOSITION | WO2007113597 |
| OPPOSITION | WO2007133618 |
| OPPOSITION | WO2008109887 |
| OPPOSITION | WO2009066105 |
| OPPOSITION | WO2009066106 |
| OPPOSITION | WO2009082486 |
| OPPOSITION | WO2010061228 |
| OPPOSITION | WO2010122665 |
| OPPOSITION | WO2011135285 |
| OPPOSITION | WO2011144888 |
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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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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Decision to grant a European patent
Search/Exam
Oct 20, 2022
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(Electronic) Receipt
Search/Exam
Oct 18, 2022
Authorisation
Search/Exam
Oct 18, 2022
Filing of the translations of the claims
Search/Exam
Oct 18, 2022
French translation of claims
Search/Exam
Oct 18, 2022
German translation of the claims
Search/Exam
Oct 4, 2022
(Electronic) Receipt
Search/Exam
Oct 4, 2022
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
Jul 14, 2022
Text intended for grant (clean copy)
Search/Exam
Jul 14, 2022
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Document concerning representation
Search/Exam
Nov 10, 2021
Letter accompanying subsequently filed items
Search/Exam
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(Electronic) Receipt
Search/Exam
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Letter accompanying subsequently filed items
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(Electronic) Receipt
Search/Exam
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Search/Exam
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Annex to the communication
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Submission concerning representation
Search/Exam
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(Electronic) Receipt
Search/Exam
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Amended claims with annotations
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Claims
Search/Exam
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Letter accompanying subsequently filed items
Search/Exam
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Annex to the communication
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Feb 10, 2017
Communication from the Examining Division
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Feb 2, 2017
Examination started
Search/Exam
Apr 1, 2016
CDS Clean up - amended applicant details
Search/Exam
Mar 31, 2016
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Amended claims with annotations
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Aug 28, 2014
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Amended description with annotations
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Aug 28, 2014
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Aug 28, 2014
Letter accompanying subsequently filed items
Search/Exam
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Communication to designated inventor
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Jan 29, 2014
Communication to designated inventor
Search/Exam
Jan 29, 2014
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(Electronic) Receipt
Search/Exam
Dec 17, 2013
Request for entry into the European phase
Search/Exam
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Information on entry into European phase
Search/Exam
Nov 22, 2012
Copy of the international search report
Search/Exam
Nov 22, 2012
Published international application - A1
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Apr 12, 2012
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Dec 9, 2011
Abstract
PCTISA
Dec 9, 2011
Claims
PCTISA
Dec 9, 2011
Description
PCTISA
Dec 9, 2011
Drawings
PCTISA