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The patent EP2746344 was granted to EMS Chemie on Jul 17, 2024. The application was filed on Dec 9, 2013 under application number EP13196210A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| GODEMEYER BLUM LENZE PATENTANWALTE PARTNERSCHAFT MBB | Nov 23, 2021 | GODEMEYER BLUM LENZE PATENTANWALTE PARTNERSCHAFT MBB WERKPATENT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE10346326 |
| DESCRIPTION | EP0725101 |
| DESCRIPTION | EP0837087 |
| DESCRIPTION | EP1570983 |
| DESCRIPTION | US2004046279 |
| DESCRIPTION | WO2009132989 |
| DESCRIPTION | WO2012049252 |
| DESCRIPTION | WO2012049255 |
| EXAMINATION | EP2727951 |
| EXAMINATION | US2010140846 |
| EXAMINATION | US2012165448 |
| OPPOSITION | EP2703436 |
| OPPOSITION | EP2778190 |
| OPPOSITION | GB1091007 |
| OPPOSITION | US2008021143 |
| OPPOSITION | US3838111 |
| OPPOSITION | US5416172 |
| OPPOSITION | WO2012049255 |
| SEARCH | EP0725101 |
| SEARCH | EP0837087 |
| SEARCH | EP1570983 |
| SEARCH | EP1882719 |
| SEARCH | EP2608276 |
| SEARCH | WO2009132989 |
| SEARCH | WO2012049252 |
| SEARCH | WO2012049255 |
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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Jun 20, 2024
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Means of redress
OPPO
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Mar 8, 2021
Jan 28, 2021
Decision to grant a European patent
Search/Exam
Nov 17, 2020
(Electronic) Receipt
Search/Exam
Nov 17, 2020
English translation of the claims
Search/Exam
Nov 17, 2020
Filing of the translations of the claims
Search/Exam
Nov 17, 2020
French translation of claims
Search/Exam
Nov 17, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 2, 2020
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Nov 2, 2020
Intention to grant (signatures)
Search/Exam
Nov 2, 2020
Text intended for grant (clean copy)
Search/Exam
Nov 2, 2020
Oct 26, 2020
Sep 21, 2020
(Electronic) Receipt
Search/Exam
Sep 21, 2020
Amended description with annotations
Search/Exam
Sep 21, 2020
Description
Search/Exam
Sep 21, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 21, 2020
Sep 17, 2020
(Electronic) Receipt
Search/Exam
Sep 17, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 17, 2020
Sep 11, 2020
Sep 11, 2020
Sep 11, 2020
Intention to grant (signatures)
Search/Exam
Sep 11, 2020
Text intended for grant (clean copy)
Search/Exam
Sep 11, 2020
Jan 18, 2019
(Electronic) Receipt
Search/Exam
Jan 18, 2019
Amended claims with annotations
Search/Exam
Jan 18, 2019
Amended description with annotations
Search/Exam
Jan 18, 2019
Claims
Search/Exam
Jan 18, 2019
Description
Search/Exam
Jan 18, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 18, 2019
Sep 17, 2018
Annex to the communication
Search/Exam
Sep 17, 2018
Communication from the Examining Division
Search/Exam
May 4, 2018
(Electronic) Receipt
Search/Exam
May 4, 2018
Amended claims with annotations
Search/Exam
May 4, 2018
Claims
Search/Exam
May 4, 2018
Letter accompanying subsequently filed items
Search/Exam
May 4, 2018
Apr 18, 2018
(Electronic) Receipt
Search/Exam
Apr 18, 2018
Amended claims with annotations
Search/Exam
Apr 18, 2018
Claims
Search/Exam
Apr 18, 2018
Letter accompanying subsequently filed items
Search/Exam
Apr 18, 2018
Matter concerning the application
Search/Exam
Nov 7, 2017
(Electronic) Receipt
Search/Exam
Nov 7, 2017
Amended claims with annotations
Search/Exam
Nov 7, 2017
Amended description with annotations
Search/Exam
Nov 7, 2017
Claims
Search/Exam
Nov 7, 2017
Description
Search/Exam
Nov 7, 2017
Letter accompanying subsequently filed items
Search/Exam
Nov 7, 2017
Oct 30, 2017
Oct 25, 2017
(Electronic) Receipt
Search/Exam
Oct 25, 2017
Letter accompanying subsequently filed items
Search/Exam
Oct 25, 2017
Jun 28, 2017
Annex to the communication
Search/Exam
Jun 28, 2017
Communication from the Examining Division
Search/Exam
Jun 19, 2017
Examination started
Search/Exam
Mar 10, 2017
Submission concerning representation
Search/Exam
Dec 13, 2016
Payment of fees and costs
Search/Exam
Dec 13, 2016
Payment of fees and costs
Search/Exam
Dec 11, 2015
Letter concerning fees and payments
Search/Exam
Dec 11, 2015
Payment of fees and costs
Search/Exam
Nov 13, 2015
Sep 18, 2015
(Electronic) Receipt
Search/Exam
Sep 18, 2015
Letter accompanying subsequently filed items
Search/Exam
Sep 18, 2015
Matter concerning the application
Search/Exam
Nov 25, 2014
(Electronic) Receipt
Search/Exam
Nov 25, 2014
Nov 25, 2014
Amended claims with annotations
Search/Exam
Nov 25, 2014
Nov 25, 2014
Amended description with annotations
Search/Exam
Nov 25, 2014
Amendments received before examination
Search/Exam
Nov 25, 2014
Letter accompanying subsequently filed items
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Jul 12, 2014
Payment of fees and costs
Search/Exam
Jun 30, 2014
May 28, 2014
Notification of forthcoming publication
Search/Exam
Mar 5, 2014
Refund of fees
Search/Exam
Feb 19, 2014
Feb 19, 2014
European search opinion
Search/Exam
Feb 19, 2014
European search report
Search/Exam
Feb 18, 2014
Feb 14, 2014
Priority search results copy provided by EPO
Search/Exam
Feb 11, 2014
Feb 7, 2014
Search started
Search/Exam
Jan 31, 2014
Communication to designated inventor
Search/Exam
Jan 31, 2014
Communication to designated inventor
Search/Exam
Jan 31, 2014
Communication to designated inventor
Search/Exam
Jan 31, 2014
Communication to designated inventor
Search/Exam
Dec 9, 2013
Abstract
Search/Exam
Dec 9, 2013
Dec 9, 2013
Claims
Search/Exam
Dec 9, 2013
Description
Search/Exam
Dec 9, 2013
Designation of inventor
Search/Exam
Dec 9, 2013
Designation of inventor
Search/Exam
Dec 9, 2013
Designation of inventor
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Dec 9, 2013
Designation of inventor
Search/Exam
Dec 9, 2013
Request for grant of a European patent
Search/Exam