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The patent EP2992041 was granted to Virdia on Jan 8, 2020. The application was filed on Nov 6, 2013 under application number EP13883539A. 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 |
|---|---|---|---|
| UPM KYMMENE | Oct 8, 2020 | HOFFMANN EITLE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | WO2012061085 |
| INTERNATIONAL-SEARCH-REPORT | US2012289692 |
| INTERNATIONAL-SEARCH-REPORT | US6022419 |
| INTERNATIONAL-SEARCH-REPORT | WO2012138801 |
| INTERNATIONAL-SEARCH-REPORT | WO2013166469 |
| OPPOSITION | US5730837 |
| OPPOSITION | US8378020 |
| OPPOSITION | WO2012138801 |
| OPPOSITION | WO2012138802 |
| OPPOSITION | WO2014144746 |
| SEARCH | US2009062516 |
| SEARCH | US2010305241 |
| SEARCH | WO2010146331 |
| SEARCH | WO2012120184 |
| SEARCH | WO2012138801 |
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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Sep 13, 2022
Sep 13, 2022
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Means of redress
OPPO
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Dec 8, 2021
Dec 8, 2021
Sep 20, 2021
Document concerning representation
Search/Exam
Jun 22, 2021
Jun 21, 2021
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Jan 20, 2020
Dec 12, 2019
Decision to grant a European patent
Search/Exam
Oct 23, 2019
(Electronic) Receipt
Search/Exam
Oct 23, 2019
Filing of the translations of the claims
Search/Exam
Oct 23, 2019
French translation of claims
Search/Exam
Oct 23, 2019
German translation of the claims
Search/Exam
Oct 23, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 5, 2019
Jul 5, 2019
Jul 5, 2019
Intention to grant (signatures)
Search/Exam
Jul 5, 2019
Text intended for grant (clean copy)
Search/Exam
Jul 5, 2019
Feb 12, 2019
Jan 31, 2019
Citation filed by a third party
Search/Exam
Jan 31, 2019
Non-patent literature filed by a third party
Search/Exam
Jan 31, 2019
Non-patent literature filed by a third party
Search/Exam
Jan 31, 2019
Non-patent literature filed by a third party
Search/Exam
Jan 31, 2019
Non-patent literature filed by a third party
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Jan 31, 2019
Non-patent literature filed by a third party
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Jan 31, 2019
Non-patent literature filed by a third party
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Jan 31, 2019
Non-patent literature filed by a third party
Search/Exam
Jan 31, 2019
Non-patent literature filed by a third party
Search/Exam
Jan 31, 2019
Non-patent literature filed by a third party
Search/Exam
Jan 31, 2019
Non-patent literature filed by a third party
Search/Exam
Jan 31, 2019
Non-patent literature filed by a third party
Search/Exam
Jan 31, 2019
Non-patent literature filed by a third party
Search/Exam
Jan 31, 2019
Observations by third parties
Search/Exam
Jan 31, 2019
Patent document filed by a Third party
Search/Exam
Jan 31, 2019
Patent document filed by a Third party
Search/Exam
May 11, 2018
(Electronic) Receipt
Search/Exam
May 11, 2018
Amended claims with annotations
Search/Exam
May 11, 2018
Claims
Search/Exam
May 11, 2018
Letter accompanying subsequently filed items
Search/Exam
May 11, 2018
Mar 6, 2018
Mar 1, 2018
(Electronic) Receipt
Search/Exam
Mar 1, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 1, 2018
Nov 2, 2017
Annex to the communication
Search/Exam
Nov 2, 2017
Communication from the Examining Division
Search/Exam
Jun 20, 2017
(Electronic) Receipt
Search/Exam
Jun 20, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 20, 2017
Jun 20, 2017
Jun 12, 2017
Jun 7, 2017
Jun 6, 2017
Feb 24, 2017
Annex to the communication
Search/Exam
Feb 24, 2017
Communication from the Examining Division
Search/Exam
Feb 17, 2017
Examination started
Search/Exam
Oct 24, 2016
(Electronic) Receipt
Search/Exam
Oct 24, 2016
Oct 24, 2016
Amended claims with annotations
Search/Exam
Oct 24, 2016
Amendments received before examination
Search/Exam
Oct 24, 2016
Letter accompanying subsequently filed items
Search/Exam
Apr 12, 2016
Apr 4, 2016
Mar 24, 2016
Mar 24, 2016
European search opinion
Search/Exam
Mar 24, 2016
Information on Search Strategy
Search/Exam
Mar 24, 2016
Supplementary European search report
Search/Exam
Mar 22, 2016
Letter which had not been notified
Search/Exam
Mar 16, 2016
Search started
Search/Exam
Mar 14, 2016
Communication to designated inventor
Search/Exam
Mar 14, 2016
Communication to designated inventor
Search/Exam
Mar 14, 2016
Communication to designated inventor
Search/Exam
Mar 8, 2016
(Electronic) Receipt
Search/Exam
Mar 8, 2016
Letter accompanying subsequently filed items
Search/Exam
Mar 8, 2016
Letter concerning the inventor
Search/Exam
Feb 11, 2016
Feb 10, 2016
Feb 8, 2016
Feb 8, 2016
Feb 4, 2016
Letter which had not been notified
Search/Exam
Feb 1, 2016
Letter which had not been notified
Search/Exam
Feb 1, 2016
Letter which had not been notified
Search/Exam
Dec 8, 2015
Communication to designated inventor
Search/Exam
Dec 8, 2015
Communication to designated inventor
Search/Exam
Dec 8, 2015
Communication to designated inventor
Search/Exam
Dec 8, 2015
Communication to designated inventor
Search/Exam
Dec 8, 2015
Communication to designated inventor
Search/Exam
Dec 8, 2015
Communication to designated inventor
Search/Exam
Dec 8, 2015
Communication to designated inventor
Search/Exam
Dec 8, 2015
Communication to designated inventor
Search/Exam
Dec 8, 2015
Communication to designated inventor
Search/Exam
Dec 8, 2015
Communication to designated inventor
Search/Exam
Dec 7, 2015
Nov 27, 2015
(Electronic) Receipt
Search/Exam
Nov 27, 2015
Letter accompanying subsequently filed items
Search/Exam
Nov 27, 2015
Nov 18, 2015
(Electronic) Receipt
Search/Exam
Nov 18, 2015
Nov 18, 2015
Amended claims with annotations
Search/Exam
Nov 18, 2015
Amendments received before examination
Search/Exam
Nov 18, 2015
Letter accompanying subsequently filed items
Search/Exam
Nov 16, 2015
Nov 6, 2015
(Electronic) Receipt
Search/Exam
Nov 6, 2015
Letter accompanying subsequently filed items
Search/Exam
Nov 6, 2015
Letter concerning fees and payments
Search/Exam
Oct 28, 2015
(Electronic) Receipt
Search/Exam
Oct 28, 2015
Matter concerning the application
Search/Exam
Oct 28, 2015
Request for entry into the European phase
Search/Exam
Sep 11, 2015
Information on entry into European phase
Search/Exam
Nov 25, 2014
Nov 25, 2014
Nov 6, 2014
Copy of the international search report
Search/Exam
Nov 6, 2014
Published international application - A1
Search/Exam