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The patent EP2890344 was granted to Essity Hygiene And Health on Sep 23, 2020. The application was filed on Aug 28, 2012 under application number EP12883607A. 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 |
|---|---|---|---|
| PAUL HARTMANN | Jun 23, 2021 | TER MEER STEINMEISTER & PARTNER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2011SE51551 |
| DESCRIPTION | WO2011SE51558 |
| DESCRIPTION | WO2011SE51565 |
| DESCRIPTION | WO2011SE51566 |
| DESCRIPTION | US2007252713 |
| DESCRIPTION | US2007270774 |
| DESCRIPTION | US2009062758 |
| DESCRIPTION | US2011263952 |
| DESCRIPTION | US2012040655 |
| DESCRIPTION | WO2011125003 |
| INTERNATIONAL-SEARCH-REPORT | JP2004212060 |
| INTERNATIONAL-SEARCH-REPORT | US2007270774 |
| INTERNATIONAL-SEARCH-REPORT | US2012040655 |
| INTERNATIONAL-SEARCH-REPORT | WO0150996 |
| INTERNATIONAL-SEARCH-REPORT | WO2008023289 |
| INTERNATIONAL-SEARCH-REPORT | WO2008147612 |
| INTERNATIONAL-SEARCH-REPORT | WO2009027871 |
| INTERNATIONAL-SEARCH-REPORT | WO2011008838 |
| INTERNATIONAL-SEARCH-REPORT | WO2011125003 |
| OPPOSITION | JP2004212060 |
| OPPOSITION | US2004078219 |
| OPPOSITION | US2007252713 |
| OPPOSITION | US2007270774 |
| OPPOSITION | US2008104104 |
| OPPOSITION | US2012040655 |
| OPPOSITION | WO2008023289 |
| OPPOSITION | WO2008147612 |
| OPPOSITION | WO2011054045 |
| OPPOSITION | WO2011125003 |
| OPPOSITION | WO2011156862 |
| OPPOSITION | WO2014035302 |
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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OPPO
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Oct 5, 2020
Aug 27, 2020
Decision to grant a European patent
Search/Exam
Aug 18, 2020
Aug 13, 2020
(Electronic) Receipt
Search/Exam
Aug 13, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 13, 2020
Letter concerning the inventor
Search/Exam
Aug 12, 2020
Change to the inventor details
Search/Exam
Aug 7, 2020
(Electronic) Receipt
Search/Exam
Aug 7, 2020
Filing of the translations of the claims
Search/Exam
Aug 7, 2020
French translation of claims
Search/Exam
Aug 7, 2020
German translation of the claims
Search/Exam
Aug 7, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 2, 2020
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Intention to grant (signatures)
Search/Exam
Apr 2, 2020
Text intended for grant (clean copy)
Search/Exam
Apr 2, 2020
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Jan 28, 2020
Submission concerning representation
Search/Exam
Dec 20, 2019
Apr 16, 2019
(Electronic) Receipt
Search/Exam
Apr 16, 2019
Amended claims with annotations
Search/Exam
Apr 16, 2019
Amended description with annotations
Search/Exam
Apr 16, 2019
Claims
Search/Exam
Apr 16, 2019
Description
Search/Exam
Apr 16, 2019
Letter accompanying subsequently filed items
Search/Exam
Apr 16, 2019
Mar 13, 2019
Annex to the communication
Search/Exam
Mar 13, 2019
Communication from the Examining Division
Search/Exam
Mar 4, 2019
Examination started
Search/Exam
Nov 26, 2018
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Nov 21, 2016
(Electronic) Receipt
Search/Exam
Nov 21, 2016
Nov 21, 2016
Amended claims with annotations
Search/Exam
Nov 21, 2016
Amendments received before examination
Search/Exam
Nov 21, 2016
Letter accompanying subsequently filed items
Search/Exam
May 11, 2016
Apr 22, 2016
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European search opinion
Search/Exam
Apr 22, 2016
Information on Search Strategy
Search/Exam
Apr 22, 2016
Supplementary European search report
Search/Exam
Apr 11, 2016
Search started
Search/Exam
Jun 10, 2015
May 7, 2015
Apr 1, 2015
Communication to designated inventor
Search/Exam
Apr 1, 2015
Communication to designated inventor
Search/Exam
Mar 23, 2015
(Electronic) Receipt
Search/Exam
Mar 23, 2015
Request for entry into the European phase
Search/Exam
Mar 10, 2015
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Information on entry into European phase
Search/Exam
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Written opinion
PCT2
Aug 22, 2014
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Aug 19, 2014
Notification of election of EPO
Search/Exam
Aug 6, 2014
Notification of the recording of a change
Search/Exam
Jul 9, 2014
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Jun 30, 2014
Annex
PCT2
Jun 30, 2014
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PCT demand form
PCT2
Jun 30, 2014
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PCT demand form
PCT2
Jun 26, 2014
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Mar 6, 2014
Copy of the international search report
Search/Exam
Mar 6, 2014
Published international application - A1
Search/Exam