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The patent EP3212858 was granted to Rehau on Mar 26, 2025. The application was filed on Sep 23, 2015 under application number EP15767416A. 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 |
|---|---|---|---|
| KERMI | Aug 25, 2020 | PATENTANWALTE BRESSEL UND PARTNER MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE202010009133U |
| INTERNATIONAL-SEARCH-REPORT | DE202010009431U |
| INTERNATIONAL-SEARCH-REPORT | DE202010011520U |
| INTERNATIONAL-SEARCH-REPORT | EP2767765 |
| OPPOSITION | AT12872U |
| OPPOSITION | DE10300886 |
| OPPOSITION | DE202010009133U |
| OPPOSITION | DE202010009431U |
| OPPOSITION | DE202010011520U |
| OPPOSITION | DE202011002652U |
| OPPOSITION | DE29908056U |
| OPPOSITION | EP2767765 |
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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Feb 27, 2025
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(Electronic) Receipt
Appeal
Sep 12, 2024
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Sep 11, 2024
(Electronic) Receipt
Appeal
Sep 11, 2024
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(Electronic) Receipt
Appeal
Jul 11, 2024
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(Electronic) Receipt
Appeal
Jul 10, 2024
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Nov 7, 2022
(Electronic) Receipt
Appeal
Nov 7, 2022
Nov 7, 2022
Reply to appeal
Appeal
Aug 25, 2022
Aug 25, 2022
Aug 11, 2022
Aug 2, 2022
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Jul 6, 2022
(Electronic) Receipt
Appeal
Jul 6, 2022
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Description
Appeal
Jul 6, 2022
Description
Appeal
Jul 6, 2022
Description
Appeal
Jul 6, 2022
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May 13, 2022
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May 5, 2022
(Electronic) Receipt
Appeal
May 5, 2022
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Notice of appeal
Appeal
May 3, 2022
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Means of redress
OPPO
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Jan 27, 2020
Dec 19, 2019
Decision to grant a European patent
Search/Exam
Dec 4, 2019
(Electronic) Receipt
Search/Exam
Dec 4, 2019
English translation of the claims
Search/Exam
Dec 4, 2019
Filing of the translations of the claims
Search/Exam
Dec 4, 2019
French translation of claims
Search/Exam
Aug 22, 2019
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Intention to grant (signatures)
Search/Exam
Aug 22, 2019
Text intended for grant (clean copy)
Search/Exam
Aug 22, 2019
Jul 10, 2019
Examination started
Search/Exam
Jan 10, 2018
(Electronic) Receipt
Search/Exam
Jan 10, 2018
Jan 10, 2018
Amended description with annotations
Search/Exam
Jan 10, 2018
Amendments received before examination
Search/Exam
Jan 10, 2018
Letter accompanying subsequently filed items
Search/Exam
Nov 6, 2017
Aug 9, 2017
Jun 30, 2017
Jun 21, 2017
Communication to designated inventor
Search/Exam
Jun 21, 2017
Communication to designated inventor
Search/Exam
Jun 21, 2017
Communication to designated inventor
Search/Exam
May 15, 2017
Apr 24, 2017
(Electronic) Receipt
Search/Exam
Apr 24, 2017
Priority search results
Search/Exam
Apr 24, 2017
Request for entry into the European phase
Search/Exam
Mar 10, 2017
Information on entry into European phase
Search/Exam
May 24, 2016
May 6, 2016
Copy of the international search report
Search/Exam
May 6, 2016
Copy of the international search report
Search/Exam
May 6, 2016
Published international application - A1
Search/Exam
Nov 26, 2015
Nov 26, 2015
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Oct 5, 2015
Sep 23, 2015
Abstract
PCTRO
Sep 23, 2015
Claims
PCTRO
Sep 23, 2015
Description
PCTRO
Sep 23, 2015
Sep 23, 2015
Drawings
PCTRO
Sep 23, 2015
Sep 23, 2015