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The patent EP3406462 was granted to Sumitomo Rubber Industries on Sep 2, 2020. The application was filed on Dec 12, 2017 under application number EP17894397A. 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 |
|---|---|---|---|
| COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN | Jun 2, 2021 | MFP MICHELIN | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP2009292461 |
| INTERNATIONAL-SEARCH-REPORT | JP2004339424 |
| INTERNATIONAL-SEARCH-REPORT | JP2014520175 |
| INTERNATIONAL-SEARCH-REPORT | JP2015086344 |
| INTERNATIONAL-SEARCH-REPORT | JP2016210250 |
| INTERNATIONAL-SEARCH-REPORT | WO2016012945 |
| OPPOSITION | EP0367556 |
| OPPOSITION | EP1112961 |
| OPPOSITION | EP1176164 |
| OPPOSITION | EP1529665 |
| OPPOSITION | EP2537685 |
| OPPOSITION | EP2883909 |
| OPPOSITION | FR3010348 |
| OPPOSITION | JPH04122745 |
| OPPOSITION | US2015047762 |
| OPPOSITION | US5753359 |
| OPPOSITION | WO0160643 |
| OPPOSITION | WO0192039 |
| OPPOSITION | WO2015165899 |
| SEARCH | EP0620129 |
| SEARCH | EP1659004 |
| SEARCH | EP3418074 |
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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Description
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Summons (notice)
OPPO
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Refund of fees
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Sep 14, 2020
Aug 6, 2020
Decision to grant a European patent
Search/Exam
Jul 23, 2020
(Electronic) Receipt
Search/Exam
Jul 23, 2020
Filing of the translations of the claims
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Jul 23, 2020
French translation of claims
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Jul 23, 2020
German translation of the claims
Search/Exam
Jul 23, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 20, 2020
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Intention to grant (signatures)
Search/Exam
Apr 20, 2020
Text intended for grant (clean copy)
Search/Exam
Apr 20, 2020
Mar 31, 2020
Examination started
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Jan 15, 2020
(Electronic) Receipt
Search/Exam
Jan 15, 2020
Jan 15, 2020
Amended claims with annotations
Search/Exam
Jan 15, 2020
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Amended description with annotations
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Jan 15, 2020
Amendments received before examination
Search/Exam
Jan 15, 2020
Letter accompanying subsequently filed items
Search/Exam
Jan 15, 2020
Maintenance of the application
Search/Exam
Jul 11, 2019
Jun 24, 2019
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European search opinion
Search/Exam
Jun 24, 2019
Information on Search Strategy
Search/Exam
Jun 24, 2019
Supplementary European search report
Search/Exam
Jun 6, 2019
Search started
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Feb 18, 2019
Submission concerning representation
Search/Exam
Nov 15, 2018
Nov 15, 2018
Oct 31, 2018
Notification of forthcoming publication
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Oct 8, 2018
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Sep 12, 2018
Sep 10, 2018
Communication to designated inventor
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Sep 10, 2018
Communication to designated inventor
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Sep 10, 2018
Communication to designated inventor
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Sep 10, 2018
Communication to designated inventor
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Sep 10, 2018
Communication to designated inventor
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Sep 10, 2018
Communication to designated inventor
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Sep 10, 2018
Communication to designated inventor
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Sep 10, 2018
Communication to designated inventor
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Sep 10, 2018
Communication to designated inventor
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Sep 10, 2018
Communication to designated inventor
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Sep 10, 2018
Sep 10, 2018
Enquiry with the International Bureau
Search/Exam
Aug 22, 2018
(Electronic) Receipt
Search/Exam
Aug 22, 2018
Abstract
Search/Exam
Aug 22, 2018
Claims
Search/Exam
Aug 22, 2018
Description
Search/Exam
Aug 22, 2018
Drawings
Search/Exam
Aug 22, 2018
Matter concerning the application
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Aug 22, 2018
Aug 22, 2018
Request for entry into the European phase
Search/Exam
Aug 2, 2018
Copy of the international search report
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Aug 2, 2018
Aug 2, 2018
International publication pamphlet
Search/Exam