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The patent EP3877343 was granted to Eurokera on Jun 14, 2023. The application was filed on Nov 6, 2019 under application number EP19797745A. 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 |
|---|---|---|---|
| SCHOTT | Mar 14, 2024 | FUCHS PATENTANWALTE PARTNERSCHAFT MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102018110855 |
| DESCRIPTION | US2015197444 |
| DESCRIPTION | US5070045 |
| DESCRIPTION | US6846760 |
| DESCRIPTION | US8053381 |
| DESCRIPTION | US9018113 |
| DESCRIPTION | US9051209 |
| DESCRIPTION | US9051210 |
| DESCRIPTION | US9446982 |
| DESCRIPTION | WO2012156444 |
| INTERNATIONAL-SEARCH-REPORT | EP1114803 |
| INTERNATIONAL-SEARCH-REPORT | FR2668471 |
| INTERNATIONAL-SEARCH-REPORT | FR2964378 |
| INTERNATIONAL-SEARCH-REPORT | JP2009018986 |
| INTERNATIONAL-SEARCH-REPORT | US2013164509 |
| OPPOSITION | DE19939787 |
| OPPOSITION | EP0686610 |
| OPPOSITION | JP2002154840 |
| OPPOSITION | JPH01308845 |
| OPPOSITION | US2006135341 |
| OPPOSITION | US2013098903 |
| OPPOSITION | US2013178353 |
| OPPOSITION | US2014135201 |
| OPPOSITION | US4707458 |
| OPPOSITION | US5070045 |
| OPPOSITION | WO2012010341 |
| OPPOSITION | WO2012156444 |
| OPPOSITION | WO2014079929 |
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.
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Means of redress
OPPO
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Decision to grant a European patent
Search/Exam
May 9, 2023
(Electronic) Receipt
Search/Exam
May 9, 2023
Filing of the translations of the claims
Search/Exam
May 9, 2023
French translation of claims
Search/Exam
May 9, 2023
German translation of the claims
Search/Exam
May 9, 2023
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
Jan 10, 2023
Text intended for grant (clean copy)
Search/Exam
Jan 10, 2023
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Examination started
Search/Exam
Jul 8, 2022
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(Electronic) Receipt
Search/Exam
Jun 27, 2022
Enquiry as to the processing of the file
Search/Exam
Jun 27, 2022
Letter accompanying subsequently filed items
Search/Exam
Nov 18, 2021
(Electronic) Receipt
Search/Exam
Nov 18, 2021
Letter accompanying subsequently filed items
Search/Exam
Nov 18, 2021
Reply to Written Opinion prepared by the EPO
Search/Exam
Aug 18, 2021
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Priority search results copy provided by EPO
Search/Exam
May 25, 2021
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(Electronic) Receipt
Search/Exam
May 10, 2021
Request for entry into the European phase
Search/Exam
Mar 19, 2021
Information on entry into European phase
Search/Exam
Jun 4, 2020
May 14, 2020
Copy of the international search report
Search/Exam
May 14, 2020
Published international application - A1
Search/Exam
Jan 7, 2020
ISR: cited documents
PCTISA
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(Electronic) Receipt
PCTRO
Nov 6, 2019
Abstract
PCTRO
Nov 6, 2019
Claims
PCTRO
Nov 6, 2019
Description
PCTRO
Nov 6, 2019
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