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The patent EP2923973 was granted to Cermex Constructions Etudes ET Recherches DE Materiels Pour Lemballage Dexpedition on May 30, 2018. The application was filed on Mar 23, 2015 under application number EP15160247A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| KHS | Feb 27, 2019 | KALKOFF & PARTNER PATENTANWALTE MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | FR2285303 |
| OPPOSITION | DE102008040204 |
| OPPOSITION | DE19757555 |
| OPPOSITION | DE4402491 |
| OPPOSITION | EP1020380 |
| OPPOSITION | EP1046598 |
| OPPOSITION | EP1223121 |
| OPPOSITION | EP1801014 |
| OPPOSITION | EP2135825 |
| OPPOSITION | WO0119679 |
| OPPOSITION | WO2012150082 |
| OPPOSITION | WO2013189656 |
| OPPOSITION | WO9011239 |
| SEARCH | EP1020380 |
| SEARCH | EP1801014 |
| SEARCH | EP2135825 |
| SEARCH | WO0119679 |
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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Means of redress
OPPO
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Mar 26, 2020
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Jan 28, 2020
Communication of amended entries
Search/Exam
Jan 14, 2020
Jan 3, 2020
Request concerning representative opponent
Search/Exam
Oct 28, 2019
Aug 14, 2019
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Feb 1, 2019
Jun 11, 2018
May 4, 2018
Decision to grant a European patent
Search/Exam
Apr 19, 2018
(Electronic) Receipt
Search/Exam
Apr 19, 2018
English translation of the claims
Search/Exam
Apr 19, 2018
Filing of the translations of the claims
Search/Exam
Apr 19, 2018
German translation of the claims
Search/Exam
Apr 19, 2018
Letter accompanying subsequently filed items
Search/Exam
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Intention to grant (signatures)
Search/Exam
Dec 21, 2017
Text intended for grant (clean copy)
Search/Exam
Dec 21, 2017
Dec 5, 2017
Nov 30, 2017
(Electronic) Receipt
Search/Exam
Nov 30, 2017
Amended claims with annotations
Search/Exam
Nov 30, 2017
Amended description with annotations
Search/Exam
Nov 30, 2017
Claims
Search/Exam
Nov 30, 2017
Description
Search/Exam
Nov 30, 2017
Letter accompanying subsequently filed items
Search/Exam
Nov 30, 2017
Aug 3, 2017
Aug 3, 2017
Aug 3, 2017
Intention to grant (signatures)
Search/Exam
Aug 3, 2017
Text intended for grant (clean copy)
Search/Exam
Aug 3, 2017
Apr 13, 2017
(Electronic) Receipt
Search/Exam
Apr 13, 2017
Amended claims with annotations
Search/Exam
Apr 13, 2017
Claims
Search/Exam
Apr 13, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 13, 2017
Apr 6, 2017
Annex to the communication
Search/Exam
Apr 6, 2017
Apr 6, 2017
Jan 9, 2017
Annex to the communication
Search/Exam
Jan 9, 2017
Communication from the Examining Division
Search/Exam
Jan 2, 2017
Examination started
Search/Exam
Sep 26, 2016
Mar 21, 2016
(Electronic) Receipt
Search/Exam
Mar 21, 2016
Mar 21, 2016
Amended claims with annotations
Search/Exam
Mar 21, 2016
Amendments received before examination
Search/Exam
Mar 21, 2016
Letter concerning fees and payments
Search/Exam
Mar 21, 2016
Letter concerning fees and payments
Search/Exam
Oct 7, 2015
Letter concerning the priority
Search/Exam
Oct 7, 2015
Priority document
Search/Exam
Oct 5, 2015
Sep 14, 2015
Invitation to file priority document
Search/Exam
Sep 2, 2015
Notification of forthcoming publication
Search/Exam
Aug 5, 2015
Refund of fees
Search/Exam
Jul 23, 2015
Jul 23, 2015
European search opinion
Search/Exam
Jul 23, 2015
European search report
Search/Exam
Jul 16, 2015
Search started
Search/Exam
May 18, 2015
Communication to designated inventor
Search/Exam
May 18, 2015
Communication to designated inventor
Search/Exam
May 18, 2015
Communication to designated inventor
Search/Exam
May 18, 2015
Communication to designated inventor
Search/Exam
Mar 27, 2015
Priority search results copy provided by EPO
Search/Exam
Mar 23, 2015
Abstract
Search/Exam
Mar 23, 2015
Mar 23, 2015
Claims
Search/Exam
Mar 23, 2015
Description
Search/Exam
Mar 23, 2015
Designation of inventor
Search/Exam
Mar 23, 2015
Drawings
Search/Exam
Mar 23, 2015
Priority search results
Search/Exam
Mar 23, 2015
Request for grant of a European patent
Search/Exam