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The patent EP2823536 was granted to Phoenix Contact on Dec 23, 2020. The application was filed on Mar 5, 2013 under application number EP13714560A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| HARTING ELECTRIC | Jan 15, 2021 | EISENFUHR SPEISER | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | DE102005019245 |
| EXAMINATION | DE102009055925 |
| EXAMINATION | DE102010017717 |
| EXAMINATION | DE2033011 |
| EXAMINATION | DE29602740U |
| EXAMINATION | EP1646118 |
| EXAMINATION | US5234357 |
| INTERNATIONAL-SEARCH-REPORT | DE102010017717 |
| OPPOSITION | DE102009055925 |
| OPPOSITION | DE202007017892U |
| OPPOSITION | DE2330633 |
| OPPOSITION | DE2719215 |
| OPPOSITION | DE29602740U |
| OPPOSITION | EP1052734 |
| OPPOSITION | EP1646118 |
| OPPOSITION | WO2011069522 |
| OTHER | DE102009055925 |
| OTHER | DE102012101813 |
| OTHER | EP1646118 |
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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Dec 9, 2025
Dec 9, 2025
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(Electronic) Receipt
Appeal
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Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Claims
Appeal
Dec 30, 2024
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Appeal
Dec 30, 2024
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Appeal
Dec 30, 2024
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Appeal
Dec 30, 2024
Claims
Appeal
Dec 30, 2024
Claims
Appeal
Dec 30, 2024
Description
Appeal
Dec 30, 2024
Description
Appeal
Dec 30, 2024
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Oct 16, 2024
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Oct 10, 2024
(Electronic) Receipt
Appeal
Oct 10, 2024
Notice of appeal
Appeal
Oct 10, 2024
Notice of appeal
Appeal
Sep 2, 2024
Aug 30, 2024
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Means of redress
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General enquiry
OPPO
Jan 25, 2024
Dec 7, 2023
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Nov 26, 2020
Decision to grant a European patent
Search/Exam
Nov 18, 2020
(Electronic) Receipt
Search/Exam
Nov 18, 2020
Filing of the translations of the claims
Search/Exam
Nov 18, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 17, 2020
Nov 17, 2020
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Nov 17, 2020
Intention to grant (signatures)
Search/Exam
Nov 17, 2020
Text intended for grant (clean copy)
Search/Exam
Nov 17, 2020
Nov 3, 2020
Oct 29, 2020
(Electronic) Receipt
Search/Exam
Oct 29, 2020
Amended claims with annotations
Search/Exam
Oct 29, 2020
Claims
Search/Exam
Oct 29, 2020
English translation of the claims
Search/Exam
Oct 29, 2020
French translation of claims
Search/Exam
Oct 29, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 29, 2020
Sep 22, 2020
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Sep 22, 2020
Intention to grant (signatures)
Search/Exam
Sep 22, 2020
Text intended for grant (clean copy)
Search/Exam
Sep 22, 2020
Sep 7, 2020
Sep 7, 2020
Sep 1, 2020
(Electronic) Receipt
Search/Exam
Sep 1, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 1, 2020
Observations by third parties
Search/Exam
Aug 21, 2020
Annex to the communication
Search/Exam
Aug 21, 2020
Consultation by telephone/in person
Search/Exam
Aug 21, 2020
Aug 18, 2020
Annex to the communication
Search/Exam
Aug 18, 2020
Consultation by telephone/in person
Search/Exam
Aug 18, 2020
Jul 17, 2020
(Electronic) Receipt
Search/Exam
Jul 17, 2020
Amended claims with annotations
Search/Exam
Jul 17, 2020
Amended claims with annotations
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Jul 17, 2020
Claims
Search/Exam
Jul 17, 2020
Claims
Search/Exam
Jul 17, 2020
Letter accompanying subsequently filed items
Search/Exam
Jul 17, 2020
Jul 7, 2020
Annex to the communication
Search/Exam
Jul 7, 2020
Communication from the Examining Division
Search/Exam
Jun 19, 2020
(Electronic) Receipt
Search/Exam
Jun 19, 2020
Letter accompanying subsequently filed items
Search/Exam
Jun 19, 2020
Matter concerning the application
Search/Exam
May 14, 2020
May 14, 2020
May 8, 2020
(Electronic) Receipt
Search/Exam
May 8, 2020
Letter accompanying subsequently filed items
Search/Exam
May 8, 2020
Observations by third parties
Search/Exam
Mar 10, 2020
(Electronic) Receipt
Search/Exam
Mar 10, 2020
Amended claims with annotations
Search/Exam
Mar 10, 2020
Amended description with annotations
Search/Exam
Mar 10, 2020
Claims
Search/Exam
Mar 10, 2020
Description
Search/Exam
Mar 10, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 10, 2020
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Dec 17, 2019
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Dec 11, 2019
Nov 6, 2019
Annex to the communication
Search/Exam
Nov 6, 2019
Communication from the Examining Division
Search/Exam
Jun 4, 2019
(Electronic) Receipt
Search/Exam
Jun 4, 2019
Amended claims with annotations
Search/Exam
Jun 4, 2019
Claims
Search/Exam
Jun 4, 2019
Letter accompanying subsequently filed items
Search/Exam
Jun 4, 2019
Apr 1, 2019
Annex to the communication
Search/Exam
Apr 1, 2019
Communication from the Examining Division
Search/Exam
Jul 17, 2018
Mar 16, 2018
Annex to the communication
Search/Exam
Mar 16, 2018
Communication from the Examining Division
Search/Exam
Aug 3, 2017
Apr 5, 2017
Annex to the communication
Search/Exam
Apr 5, 2017
Communication from the Examining Division
Search/Exam
Feb 22, 2017
Examination started
Search/Exam
Jul 9, 2015
Priority search results
Search/Exam
Jul 9, 2015
Jun 2, 2015
Dec 17, 2014
Dec 11, 2014
(Electronic) Receipt
Search/Exam
Dec 11, 2014
Dec 11, 2014
Dec 11, 2014
Amendments received before examination
Search/Exam
Dec 11, 2014
Letter accompanying subsequently filed items
Search/Exam
Oct 14, 2014
Oct 10, 2014
Communication to designated inventor
Search/Exam
Oct 10, 2014
Communication to designated inventor
Search/Exam
Oct 10, 2014
Communication to designated inventor
Search/Exam
Sep 22, 2014
Sep 10, 2014
Sep 10, 2014
Notification of the recording of a change
Search/Exam
Aug 20, 2014
(Electronic) Receipt
Search/Exam
Aug 20, 2014
Request for entry into the European phase
Search/Exam
Jul 16, 2014
Information on entry into European phase
Search/Exam
Oct 1, 2013
Sep 12, 2013
Copy of the international search report
Search/Exam
Sep 12, 2013
Copy of the international search report
Search/Exam
Sep 12, 2013
Published international application - A1
Search/Exam
Jun 5, 2013
Jun 5, 2013
Jun 5, 2013
Mar 5, 2013
(Electronic) Receipt
PCTRO
Mar 5, 2013
Abstract
PCTRO
Mar 5, 2013
Claims
PCTRO
Mar 5, 2013
Description
PCTRO
Mar 5, 2013
Drawings
PCTRO