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The patent EP4143022 was granted to Gerflor on May 1, 2024. The application was filed on Jun 23, 2021 under application number EP21740162A. 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 |
|---|---|---|---|
| ARNOLD & SIEDSMA | Dec 27, 2024 | ARNOLD & SIEDSMA | ADMISSIBLE |
| TARKETT GDL | Dec 18, 2024 | LAVOIX | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | CN109487985 |
| DESCRIPTION | WO2017201802 |
| INTERNATIONAL-SEARCH-REPORT | CN108822633 |
| INTERNATIONAL-SEARCH-REPORT | CN109575481 |
| INTERNATIONAL-SEARCH-REPORT | CN110628147 |
| OPPOSITION | CN104847082 |
| OPPOSITION | CN106366510 |
| OPPOSITION | CN108822633 |
| OPPOSITION | CN109575481 |
| OPPOSITION | EP3275933 |
| OPPOSITION | FR2006972 |
| OPPOSITION | JP2008285874 |
| OPPOSITION | JP2014213578 |
| OPPOSITION | JP2015063089 |
| OPPOSITION | JP2020006529 |
| OPPOSITION | US2016200079 |
| OPPOSITION | US2018245354 |
| OPPOSITION | US4299759 |
| OPPOSITION | WO2018100138 |
| OPPOSITION | WO2022003274 |
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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(Electronic) Receipt
Search/Exam
Mar 14, 2024
Annexes in respect of a client data request
Search/Exam
Mar 14, 2024
Letter accompanying subsequently filed items
Search/Exam
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Feb 29, 2024
Decision to grant a European patent
Search/Exam
Feb 20, 2024
(Electronic) Receipt
Search/Exam
Feb 20, 2024
English translation of the claims
Search/Exam
Feb 20, 2024
Filing of the translations of the claims
Search/Exam
Feb 20, 2024
German translation of the claims
Search/Exam
Feb 20, 2024
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
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Oct 25, 2023
Text intended for grant (clean copy)
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Examination started
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Priority search results copy provided by EPO
Search/Exam
Nov 28, 2022
(Electronic) Receipt
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Nov 28, 2022
Request for entry into the European phase
Search/Exam
Nov 11, 2022
Information on entry into European phase
Search/Exam
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Copy of the international search report
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Jan 6, 2022
Copy of the international search report
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Jan 6, 2022
Published international application - A1
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ISR: cited documents
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Abstract
PCTISA
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Claims
PCTISA
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Description
PCTISA
Jul 17, 2021
Drawings
PCTISA
Jul 17, 2021