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The patent EP2551438 was granted to Cera on Dec 13, 2017. The application was filed on Jul 23, 2012 under application number EP12177547A. 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 |
|---|---|---|---|
| EDUARD KRONENBERG | Sep 13, 2018 | ERNICKE | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | DE29718523U |
| EXAMINATION | DE4335039 |
| OPPOSITION | DE102005027778 |
| OPPOSITION | DE202004004933U |
| OPPOSITION | DE202005020587U |
| OPPOSITION | DE29613519U |
| OPPOSITION | DE29718523U |
| OPPOSITION | DE4335039 |
| OPPOSITION | US6347902 |
| SEARCH | DE102005027778 |
| SEARCH | DE202005020587U |
| SEARCH | US6347902 |
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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Mar 15, 2024
(Electronic) Receipt
Appeal
Mar 15, 2024
Mar 15, 2024
Feb 14, 2024
Feb 9, 2024
(Electronic) Receipt
Appeal
Feb 9, 2024
Feb 9, 2024
Feb 7, 2024
Advice of delivery
Appeal
Jan 29, 2024
Jan 26, 2024
Jan 23, 2024
(Electronic) Receipt
Appeal
Jan 23, 2024
Jan 23, 2024
Jan 15, 2024
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Jan 3, 2024
(Electronic) Receipt
Appeal
Jan 3, 2024
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Oct 24, 2023
Oct 24, 2023
Oct 11, 2023
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Apr 14, 2023
Jun 9, 2022
Jun 3, 2022
(Electronic) Receipt
Appeal
Jun 3, 2022
Jun 3, 2022
Jun 3, 2022
Jun 3, 2022
Jun 3, 2022
Jun 3, 2022
Reply to appeal
Appeal
Feb 21, 2022
Feb 14, 2022
(Electronic) Receipt
Appeal
Feb 14, 2022
Feb 14, 2022
Dec 20, 2021
Dec 20, 2021
Dec 13, 2021
(Electronic) Receipt
Appeal
Dec 13, 2021
Dec 13, 2021
Notice of appeal
Appeal
Nov 11, 2021
Oct 15, 2021
Oct 13, 2021
Oct 13, 2021
Oct 13, 2021
Oct 13, 2021
Oct 13, 2021
Oct 13, 2021
Means of redress
OPPO
Oct 13, 2021
Oct 13, 2021
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Sep 30, 2021
Aug 4, 2021
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Feb 26, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Claims
OPPO
Feb 20, 2020
Feb 20, 2020
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Feb 13, 2020
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Oct 15, 2018
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Sep 24, 2018
Sep 18, 2018
Authorisation
OPPO
Sep 18, 2018
Sep 13, 2018
Sep 13, 2018
Sep 13, 2018
Sep 13, 2018
Sep 13, 2018
Sep 13, 2018
Sep 13, 2018
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Sep 13, 2018
Dec 21, 2017
Nov 16, 2017
Decision to grant a European patent
Search/Exam
Nov 7, 2017
English translation of the claims
Search/Exam
Nov 7, 2017
Filing of the translations of the claims
Search/Exam
Nov 7, 2017
French translation of claims
Search/Exam
Nov 7, 2017
Payment of fees and costs
Search/Exam
Nov 3, 2017
English translation of the claims
Search/Exam
Nov 3, 2017
Filing of the translations of the claims
Search/Exam
Nov 3, 2017
French translation of claims
Search/Exam
Nov 3, 2017
Payment of fees and costs
Search/Exam
Nov 3, 2017
Payment of fees and costs
Search/Exam
Oct 17, 2017
Sep 26, 2017
(Electronic) Receipt
Search/Exam
Sep 26, 2017
Annexes in respect of a client data request
Search/Exam
Sep 26, 2017
Letter accompanying subsequently filed items
Search/Exam
Sep 26, 2017
Aug 30, 2017
Aug 30, 2017
Aug 30, 2017
Intention to grant (signatures)
Search/Exam
Aug 30, 2017
Text intended for grant (clean copy)
Search/Exam
Aug 30, 2017
Apr 29, 2017
(Electronic) Receipt
Search/Exam
Apr 29, 2017
Amended claims with annotations
Search/Exam
Apr 29, 2017
Claims
Search/Exam
Apr 29, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 29, 2017
Dec 21, 2016
Annex to the communication
Search/Exam
Dec 21, 2016
Communication from the Examining Division
Search/Exam
Dec 13, 2016
Examination started
Search/Exam
Nov 11, 2015
Refund of fees
Search/Exam
Nov 6, 2015
Oct 9, 2015
(Electronic) Receipt
Search/Exam
Oct 9, 2015
Annex
Search/Exam
Oct 9, 2015
Letter accompanying subsequently filed items
Search/Exam
Oct 9, 2015
Request for a decision
Search/Exam
Oct 9, 2015
Aug 21, 2015
Apr 28, 2015
Apr 9, 2015
Payment of fees and costs
Search/Exam
Apr 9, 2015
Payment of fees and costs
Search/Exam
Dec 10, 2014
(Electronic) Receipt
Search/Exam
Dec 10, 2014
Dec 10, 2014
Amended claims with annotations
Search/Exam
Dec 10, 2014
Amendments received before examination
Search/Exam
Dec 10, 2014
Letter accompanying subsequently filed items
Search/Exam
Nov 10, 2014
Oct 9, 2014
Oct 9, 2014
European search opinion
Search/Exam
Oct 9, 2014
European search report
Search/Exam
Sep 30, 2014
Search started
Search/Exam
Jan 4, 2013
Notification of forthcoming publication
Search/Exam
Dec 7, 2012
Letter concerning the priority
Search/Exam
Dec 7, 2012
Priority document
Search/Exam
Oct 10, 2012
Communication to designated inventor
Search/Exam
Aug 17, 2012
Payment of fees and costs
Search/Exam
Jul 23, 2012
Abstract
Search/Exam
Jul 23, 2012
Jul 23, 2012
Claims
Search/Exam
Jul 23, 2012
Description
Search/Exam
Jul 23, 2012
Designation of inventor
Search/Exam
Jul 23, 2012
Drawings
Search/Exam
Jul 23, 2012
Request for grant of a European patent
Search/Exam