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The patent EP2697178 was granted to Rockwool on Sep 25, 2019. The application was filed on Apr 12, 2012 under application number EP12715371A. 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 |
|---|---|---|---|
| PAROC GROUP | Jun 25, 2020 | BERGGREN | ADMISSIBLE |
| SAINT GOBAIN | Jun 25, 2020 | SAINT GOBAIN RECHERCHE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | GB2220654 |
| DESCRIPTION | US4969940 |
| DESCRIPTION | US6125658 |
| DESCRIPTION | US6698245 |
| DESCRIPTION | WO0181258 |
| DESCRIPTION | WO9501941 |
| EXAMINATION | EP0921103 |
| INTERNATIONAL-SEARCH-REPORT | EP0957068 |
| INTERNATIONAL-SEARCH-REPORT | RU2016864 |
| INTERNATIONAL-SEARCH-REPORT | SU581104 |
| INTERNATIONAL-SEARCH-REPORT | US2009178439 |
| INTERNATIONAL-SEARCH-REPORT | US4149866 |
| INTERNATIONAL-SEARCH-REPORT | US4969940 |
| INTERNATIONAL-SEARCH-REPORT | US5962354 |
| INTERNATIONAL-SEARCH-REPORT | US5968648 |
| INTERNATIONAL-SEARCH-REPORT | US6698245 |
| INTERNATIONAL-SEARCH-REPORT | WO0073233 |
| INTERNATIONAL-SEARCH-REPORT | WO0181258 |
| INTERNATIONAL-SEARCH-REPORT | WO03050047 |
| INTERNATIONAL-SEARCH-REPORT | WO9501941 |
| INTERNATIONAL-SEARCH-REPORT | WO9815503 |
| INTERNATIONAL-SEARCH-REPORT | WO9908971 |
| OPPOSITION | CA2638653 |
| OPPOSITION | EP0921103 |
| OPPOSITION | EP1944272 |
| OPPOSITION | EP1944273 |
| OPPOSITION | EP2028167 |
| OPPOSITION | EP2791071 |
| OPPOSITION | FR2419258 |
| OPPOSITION | RU2211193 |
| OPPOSITION | US2003181306 |
| OPPOSITION | US2007135291 |
| OPPOSITION | US2008014422 |
| OPPOSITION | US6284684 |
| OPPOSITION | US7638447 |
| OPPOSITION | WO0037370 |
| OPPOSITION | WO2004041735 |
| OPPOSITION | WO9117125 |
| OPPOSITION | WO9302977 |
| OPPOSITION | WO9501941 |
| OPPOSITION | WO9731870 |
| OPPOSITION | WO9928247 |
| OPPOSITION | WO9928252 |
| OPPOSITION | WO9928253 |
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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Oct 25, 2024
Oct 25, 2024
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Refund of fees
Appeal
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Appeal
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Appeal
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Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
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Appeal
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Appeal
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Appeal
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Appeal
Sep 30, 2022
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Notice of appeal
Appeal
Sep 26, 2022
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(Electronic) Receipt
Appeal
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Appeal
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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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OPPO
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Oct 7, 2019
Aug 29, 2019
Decision to grant a European patent
Search/Exam
Aug 13, 2019
(Electronic) Receipt
Search/Exam
Aug 13, 2019
French translation of claims
Search/Exam
Aug 13, 2019
German translation of the claims
Search/Exam
Aug 13, 2019
Letter accompanying subsequently filed items
Search/Exam
Apr 9, 2019
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Intention to grant (signatures)
Search/Exam
Apr 9, 2019
Text intended for grant (clean copy)
Search/Exam
Apr 9, 2019
Jul 10, 2018
Decision to allow further processing
Search/Exam
Jun 28, 2018
(Electronic) Receipt
Search/Exam
Jun 28, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 28, 2018
Request for further processing
Search/Exam
May 3, 2018
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(Electronic) Receipt
Search/Exam
Jan 26, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 22, 2017
Annex to the communication
Search/Exam
Sep 22, 2017
Communication from the Examining Division
Search/Exam
Sep 14, 2017
Examination started
Search/Exam
Jun 26, 2017
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Feb 4, 2016
Jan 30, 2016
May 28, 2014
(Electronic) Receipt
Search/Exam
May 28, 2014
May 28, 2014
Amendments received before examination
Search/Exam
May 28, 2014
Letter accompanying subsequently filed items
Search/Exam
Jan 22, 2014
Nov 20, 2013
Nov 18, 2013
Communication to designated inventor
Search/Exam
Nov 18, 2013
Communication to designated inventor
Search/Exam
Nov 13, 2013
Priority search results copy provided by EPO
Search/Exam
Nov 1, 2013
(Electronic) Receipt
Search/Exam
Nov 1, 2013
Request for entry into the European phase
Search/Exam
Oct 31, 2013
Aug 23, 2013
Information on entry into European phase
Search/Exam
Nov 6, 2012
Oct 18, 2012
Copy of the international search report
Search/Exam
Oct 18, 2012
Published international application - A1
Search/Exam
Sep 28, 2012
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Apr 12, 2012
(Electronic) Receipt
PCTRO
Apr 12, 2012
Abstract
PCTRO
Apr 12, 2012
Claims
PCTRO
Apr 12, 2012
Description
PCTRO
Apr 12, 2012
Drawings
PCTRO
Apr 12, 2012