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The patent EP3346077 was granted to Simonswerk on Sep 2, 2020. The application was filed on Jan 3, 2018 under application number EP18150227A. 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 |
|---|---|---|---|
| KRONA KOBLENZ | Jun 1, 2021 | ZANOTTI | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE102005018489 |
| OPPOSITION | DE102005062613 |
| OPPOSITION | DE102017100252 |
| OPPOSITION | DE102017100254 |
| OPPOSITION | DE202007018825U |
| OPPOSITION | DE202008004509U |
| OPPOSITION | DE202014102793U |
| OPPOSITION | EP2476837 |
| OPPOSITION | EP3346077 |
| OPPOSITION | KR100778609B |
| OPPOSITION | KR101395903B |
| OPPOSITION | US2015259960 |
| OPPOSITION | US401086 |
| OPPOSITION | US486952 |
| OPPOSITION | US809137 |
| OPPOSITION | WO2017038228 |
| SEARCH | DE102005018489 |
| SEARCH | DE202014102793U |
| SEARCH | EP2476837 |
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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Oct 31, 2025
Refund of fees
Appeal
Oct 28, 2025
Oct 28, 2025
Oct 28, 2025
Oct 13, 2025
Oct 13, 2025
Oct 2, 2025
(Electronic) Receipt
Appeal
Oct 2, 2025
Oct 2, 2025
Oct 2, 2025
Sep 11, 2025
Sep 11, 2025
Aug 27, 2025
Aug 27, 2025
Aug 8, 2025
Aug 5, 2025
(Electronic) Receipt
Appeal
Aug 5, 2025
Aug 5, 2025
Jun 24, 2025
Jun 18, 2025
(Electronic) Receipt
Appeal
Jun 18, 2025
Jun 18, 2025
May 27, 2025
May 27, 2025
May 22, 2025
May 22, 2025
Sep 20, 2024
Aug 6, 2024
Aug 6, 2024
Jul 29, 2024
(Electronic) Receipt
Appeal
Jul 29, 2024
Jul 29, 2024
Mar 20, 2024
Mar 14, 2024
(Electronic) Receipt
Appeal
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Claims
Appeal
Mar 14, 2024
Claims
Appeal
Mar 14, 2024
Claims
Appeal
Mar 14, 2024
Claims
Appeal
Mar 14, 2024
Claims
Appeal
Mar 14, 2024
Mar 14, 2024
Reply to appeal
Appeal
Mar 13, 2024
(Electronic) Receipt
Appeal
Mar 13, 2024
Mar 13, 2024
Reply to appeal
Appeal
Nov 14, 2023
Nov 7, 2023
(Electronic) Receipt
Appeal
Nov 7, 2023
Nov 7, 2023
Oct 27, 2023
(Electronic) Receipt
Appeal
Oct 27, 2023
Oct 27, 2023
Oct 27, 2023
Oct 27, 2023
Claims
Appeal
Oct 27, 2023
Claims
Appeal
Oct 27, 2023
Claims
Appeal
Oct 27, 2023
Oct 27, 2023
Sep 11, 2023
Sep 11, 2023
Sep 11, 2023
Sep 11, 2023
Sep 11, 2023
Sep 1, 2023
Sep 1, 2023
Aug 30, 2023
(Electronic) Receipt
Appeal
Aug 30, 2023
Aug 30, 2023
Aug 30, 2023
Aug 30, 2023
Notice of appeal
Appeal
Aug 29, 2023
(Electronic) Receipt
Appeal
Aug 29, 2023
Aug 29, 2023
Authorisation
Appeal
Aug 29, 2023
Aug 29, 2023
Notice of appeal
Appeal
Aug 25, 2023
(Electronic) Receipt
Appeal
Aug 25, 2023
Aug 25, 2023
Notice of appeal
Appeal
Jul 12, 2023
Jun 28, 2023
Jun 28, 2023
Jun 28, 2023
Jun 28, 2023
Jun 28, 2023
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Jun 28, 2023
Means of redress
OPPO
Jun 28, 2023
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Sep 15, 2022
Authorisation
OPPO
Sep 15, 2022
Authorisation
OPPO
Sep 15, 2022
Sep 15, 2022
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Jun 1, 2022
May 10, 2022
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Apr 28, 2022
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Nov 19, 2021
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Jul 1, 2021
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Jun 18, 2021
Jun 1, 2021
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Authorisation
OPPO
Jun 1, 2021
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Sep 14, 2020
Aug 6, 2020
Decision to grant a European patent
Search/Exam
Jul 24, 2020
(Electronic) Receipt
Search/Exam
Jul 24, 2020
English translation of the claims
Search/Exam
Jul 24, 2020
Filing of the translations of the claims
Search/Exam
Jul 24, 2020
French translation of claims
Search/Exam
Jul 24, 2020
Letter accompanying subsequently filed items
Search/Exam
May 13, 2020
(Electronic) Receipt
Search/Exam
May 13, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 8, 2020
Apr 8, 2020
Apr 8, 2020
Intention to grant (signatures)
Search/Exam
Apr 8, 2020
Text intended for grant (clean copy)
Search/Exam
Apr 8, 2020
Mar 25, 2020
Examination started
Search/Exam
Jan 16, 2020
(Electronic) Receipt
Search/Exam
Jan 16, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 29, 2019
Submission concerning representation
Search/Exam
Oct 5, 2018
(Electronic) Receipt
Search/Exam
Oct 5, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 28, 2018
(Electronic) Receipt
Search/Exam
Sep 28, 2018
Sep 28, 2018
Amended claims with annotations
Search/Exam
Sep 28, 2018
Sep 28, 2018
Amended description with annotations
Search/Exam
Sep 28, 2018
Amendments received before examination
Search/Exam
Sep 28, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 16, 2018
Jun 13, 2018
Notification of forthcoming publication
Search/Exam
May 24, 2018
May 24, 2018
European search opinion
Search/Exam
May 24, 2018
European search report
Search/Exam
May 24, 2018
Information on Search Strategy
Search/Exam
May 3, 2018
Letter concerning the priority
Search/Exam
May 3, 2018
Priority document
Search/Exam
Apr 26, 2018
Search started
Search/Exam
Feb 26, 2018
Communication to designated inventor
Search/Exam
Jan 3, 2018
Abstract
Search/Exam
Jan 3, 2018
Jan 3, 2018
Claims
Search/Exam
Jan 3, 2018
Description
Search/Exam
Jan 3, 2018
Designation of inventor
Search/Exam
Jan 3, 2018
Drawings
Search/Exam
Jan 3, 2018
Priority search results
Search/Exam
Jan 3, 2018
Request for grant of a European patent
Search/Exam