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The patent EP3507006 was granted to Johnson Matthey Public on Sep 17, 2025. The application was filed on Aug 29, 2017 under application number EP17758939A. 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 |
|---|---|---|---|
| UMICORE | Aug 1, 2023 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP1970118 |
| INTERNATIONAL-SEARCH-REPORT | US4448895 |
| OPPOSITION | US2008227629 |
| OPPOSITION | US2012027654 |
| OPPOSITION | US2013340414 |
| OPPOSITION | US2015158019 |
| OPPOSITION | WO2012175948 |
| OPPOSITION | WO2015017516 |
| OPPOSITION | WO2015033204 |
| OPPOSITION | WO2016132212 |
| OPPOSITION | WO9700119 |
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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OPPO
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Feb 14, 2025
Annexes in respect of a client data request
Search/Exam
Feb 14, 2025
Letter accompanying subsequently filed items
Search/Exam
Feb 14, 2025
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Nov 15, 2022
Oct 7, 2022
Decision to grant a European patent
Search/Exam
Sep 21, 2022
(Electronic) Receipt
Search/Exam
Sep 21, 2022
Filing of the translations of the claims
Search/Exam
Sep 21, 2022
French translation of claims
Search/Exam
Sep 21, 2022
German translation of the claims
Search/Exam
Sep 21, 2022
Letter accompanying subsequently filed items
Search/Exam
Jun 13, 2022
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Intention to grant (signatures)
Search/Exam
Jun 13, 2022
Text intended for grant (clean copy)
Search/Exam
Jun 13, 2022
Jun 10, 2022
(Electronic) Receipt
Search/Exam
Jun 10, 2022
Enquiry as to the processing of the file
Search/Exam
Jun 10, 2022
Letter accompanying subsequently filed items
Search/Exam
Oct 20, 2021
Oct 6, 2021
(Electronic) Receipt
Search/Exam
Oct 6, 2021
Enquiry as to the processing of the file
Search/Exam
Oct 6, 2021
Letter accompanying subsequently filed items
Search/Exam
Nov 2, 2020
(Electronic) Receipt
Search/Exam
Nov 2, 2020
Amended claims with annotations
Search/Exam
Nov 2, 2020
Claims
Search/Exam
Nov 2, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 2, 2020
Aug 7, 2020
Jul 31, 2020
(Electronic) Receipt
Search/Exam
Jul 31, 2020
Letter accompanying subsequently filed items
Search/Exam
Jul 31, 2020
Apr 23, 2020
Annex to the communication
Search/Exam
Apr 23, 2020
Communication from the Examining Division
Search/Exam
Apr 20, 2020
Examination started
Search/Exam
Aug 20, 2019
Payment submission rejected
Search/Exam
Jun 13, 2019
Apr 23, 2019
Apr 8, 2019
Communication to designated inventor
Search/Exam
Mar 29, 2019
(Electronic) Receipt
Search/Exam
Mar 29, 2019
Mar 29, 2019
Amended claims with annotations
Search/Exam
Mar 29, 2019
Request for entry into the European phase
Search/Exam
Mar 21, 2019
Mar 20, 2019
Jan 11, 2019
Information on entry into European phase
Search/Exam
Mar 27, 2018
Mar 8, 2018
Copy of the international search report
Search/Exam
Mar 8, 2018
Published international application - A1
Search/Exam
Nov 8, 2017
Nov 8, 2017
Nov 8, 2017