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The patent EP3514198 was granted to Lanxess Deutschland on Jun 9, 2021. The application was filed on Jan 11, 2019 under application number EP19151414A. 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 |
|---|---|---|---|
| DOMO ENGINEERING PLASTICS | Mar 9, 2022 | GEVERS PATENTS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102008004335 |
| DESCRIPTION | DE102012021872 |
| DESCRIPTION | DE102016115812 |
| DESCRIPTION | DE19857225 |
| DESCRIPTION | DE4236122 |
| DESCRIPTION | EP1041109 |
| DESCRIPTION | EP2143530 |
| DESCRIPTION | EP2529892 |
| DESCRIPTION | EP2540448 |
| DESCRIPTION | EP2607419 |
| DESCRIPTION | JPH11152062 |
| DESCRIPTION | US6139958 |
| DESCRIPTION | US6183637 |
| DESCRIPTION | US6207737 |
| DESCRIPTION | US6846855 |
| DESCRIPTION | US7419721 |
| DESCRIPTION | US7732047 |
| OPPOSITION | CN102516761 |
| OPPOSITION | CN102643534 |
| OPPOSITION | JP2014055269 |
| OPPOSITION | US2013190443 |
| OPPOSITION | US2015274940 |
| OPPOSITION | US2016009918 |
| OPPOSITION | US5965652 |
| OPPOSITION | WO0149627 |
| OPPOSITION | WO2005066237 |
| OPPOSITION | WO2013163012 |
| SEARCH | CN103214834 |
| SEARCH | EP2719729 |
| SEARCH | JPH11152062 |
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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Nov 18, 2022
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Means of redress
Search/Exam
Aug 4, 2022
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Authorisation
OPPO
Mar 9, 2022
Authorisation
OPPO
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Jun 22, 2021
May 14, 2021
Decision to grant a European patent
Search/Exam
Apr 30, 2021
(Electronic) Receipt
Search/Exam
Apr 30, 2021
English translation of the claims
Search/Exam
Apr 30, 2021
Filing of the translations of the claims
Search/Exam
Apr 30, 2021
French translation of claims
Search/Exam
Apr 30, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 25, 2021
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Intention to grant (signatures)
Search/Exam
Mar 25, 2021
Text intended for grant (clean copy)
Search/Exam
Mar 25, 2021
Nov 5, 2020
(Electronic) Receipt
Search/Exam
Nov 5, 2020
Nov 5, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 5, 2020
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Oct 30, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 30, 2020
Aug 20, 2020
Aug 13, 2020
(Electronic) Receipt
Search/Exam
Aug 13, 2020
May 8, 2020
Annex to the communication
Search/Exam
May 8, 2020
Communication from the Examining Division
Search/Exam
May 4, 2020
Examination started
Search/Exam
Aug 16, 2019
(Electronic) Receipt
Search/Exam
Aug 16, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 16, 2019
Matter concerning the application
Search/Exam
Jul 29, 2019
Jul 3, 2019
Refund of fees
Search/Exam
Jun 26, 2019
Jun 26, 2019
European search opinion
Search/Exam
Jun 26, 2019
European search report
Search/Exam
Jun 26, 2019
Information on Search Strategy
Search/Exam
Jun 26, 2019
Notification of forthcoming publication
Search/Exam
Jun 20, 2019
Priority search results copy provided by EPO
Search/Exam
May 27, 2019
Search started
Search/Exam
May 9, 2019
May 6, 2019
Letter which had not been notified
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Apr 5, 2019
Communication to designated inventor
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Apr 5, 2019
Communication to designated inventor
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Apr 5, 2019
Communication to designated inventor
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Apr 5, 2019
Communication to designated inventor
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Apr 5, 2019
Communication to designated inventor
Search/Exam
Mar 18, 2019
Mar 12, 2019
Jan 11, 2019
Abstract
Search/Exam
Jan 11, 2019
Jan 11, 2019
Claims
Search/Exam
Jan 11, 2019
Description
Search/Exam
Jan 11, 2019
Designation of inventor
Search/Exam
Jan 11, 2019
Drawings
Search/Exam
Jan 11, 2019
Request for grant of a European patent
Search/Exam