The patent EP3793842 was granted to Compagnie Generale DES Etablissements Michelin on Apr 3, 2024. The application was originally filed on May 18, 2018 under application number EP18919041A. 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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number | 
|---|---|
| EXAMINATION | EP3000618 | 
| INTERNATIONAL-SEARCH-REPORT | JP2009155631 | 
| INTERNATIONAL-SEARCH-REPORT | JP2012180408 | 
| INTERNATIONAL-SEARCH-REPORT | JP2013007025 | 
| INTERNATIONAL-SEARCH-REPORT | JP2013082841 | 
| INTERNATIONAL-SEARCH-REPORT | JP2013082842 | 
| INTERNATIONAL-SEARCH-REPORT | JP2015221884 | 
| INTERNATIONAL-SEARCH-REPORT | JP2016003280 | 
| INTERNATIONAL-SEARCH-REPORT | JP2016044271 | 
| INTERNATIONAL-SEARCH-REPORT | JP2016094557 | 
| INTERNATIONAL-SEARCH-REPORT | JP2016125011 | 
| INTERNATIONAL-SEARCH-REPORT | JP2017002189 | 
| INTERNATIONAL-SEARCH-REPORT | JP2017088770 | 
| INTERNATIONAL-SEARCH-REPORT | US2015159001 | 
| INTERNATIONAL-SEARCH-REPORT | WO2008013090 | 
| INTERNATIONAL-SEARCH-REPORT | WO2009050944 | 
| INTERNATIONAL-SEARCH-REPORT | WO2017104423 | 
| OPPOSITION | EP2285852 | 
| OPPOSITION | JP2018002986 | 
| OPPOSITION | JP2018048234 | 
| OPPOSITION | US2011178233 | 
| OPPOSITION | US2012245270 | 
| OPPOSITION | US2013296471 | 
| OPPOSITION | US2014235751 | 
| OPPOSITION | US2014243448 | 
| OPPOSITION | US2016319116 | 
| OPPOSITION | US2017204256 | 
| OPPOSITION | US2017225512 | 
| OPPOSITION | WO2011045131 | 
| OPPOSITION | WO2012069567 | 
| OPPOSITION | WO2013045482 | 
| OPPOSITION | WO2013045483 | 
| OPPOSITION | WO2015086586 | 
| OPPOSITION | WO2015185394 | 
| OPPOSITION | WO2016072499 | 
| OPPOSITION | WO2018079803 | 
| OPPOSITION | WO2018143223 | 
| SEARCH | EP3000618 | 
| SEARCH | EP3577143 | 
| SEARCH | WO2012069567 | 
NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.
| Citation Phase | Reference Text | 
|---|---|
| OPPOSITION | - D16 - Journal of Organometallic Chemistry “Hydrosilylation” https://www.sciencedirect.com/topics/biochemistry-genetics-and- molecular-biology/hydrosilylation | 
| OPPOSITION | - LI, Yanghan, "Passage", LI, Yanghan, James E. Mark et al., Morphological Anatomy of Gramineous Crop, CN, Shanghai Scientific & Technical Publishers, (19790531), pages 322 - 332, XP009559609 | 
| OPPOSITION | - Rodgers, Brendan, "Natural rubber and recycled materials", Rodgers, Brendan, Brendan Rogers, Rubber compounding : chemistry and applications, Dekker, (20040101), pages 1 - 50, ISBN 0-8247-4871-9, XP009559603 | 
| OPPOSITION | - Anonymous, "pendant group (side group) ", The IUPAC Compendium of Chemical Terminology : The Gold Book, International Union of Pure and Applied Chemistry (IUPAC), (20140224), doi:10.1351/goldbook.P04472, XP093252941 | 
Get a free citation report including examiner, opposition, and international search citations.
Get Citation ReportThe 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
Get instant alerts for new documents
Oct 7, 2025
Oct 2, 2025
Oct 2, 2025
Sep 30, 2025
Sep 25, 2025
Sep 25, 2025
Information concerning oral proceedings
Search/Exam
Sep 25, 2025
Sep 25, 2025
Sep 25, 2025
Jul 2, 2025
Jun 26, 2025
Jun 25, 2025
Jun 25, 2025
Jun 25, 2025
Jun 19, 2025
Jun 19, 2025
Jun 19, 2025
Jun 17, 2025
Jun 17, 2025
Jun 17, 2025
May 27, 2025
May 19, 2025
May 19, 2025
May 19, 2025
May 19, 2025
May 19, 2025
May 19, 2025
May 19, 2025
May 19, 2025
May 19, 2025
May 19, 2025
May 19, 2025
May 19, 2025
May 19, 2025
May 19, 2025
May 19, 2025
May 19, 2025
May 19, 2025
May 19, 2025
May 19, 2025
May 19, 2025
May 19, 2025
Jan 21, 2025
Jan 21, 2025
Jan 9, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Apr 16, 2024
Mar 7, 2024
Decision to grant a European patent
Search/Exam
Feb 26, 2024
(Electronic) Receipt
Search/Exam
Feb 26, 2024
Filing of the translations of the claims
Search/Exam
Feb 26, 2024
French translation of claims
Search/Exam
Feb 26, 2024
German translation of the claims
Search/Exam
Feb 26, 2024
Letter accompanying subsequently filed items
Search/Exam
Dec 11, 2023
Dec 11, 2023
Dec 11, 2023
Dec 11, 2023
Intention to grant (signatures)
Search/Exam
Dec 11, 2023
Text intended for grant (clean copy)
Search/Exam
Dec 11, 2023
Oct 20, 2023
Oct 17, 2023
(Electronic) Receipt
Search/Exam
Oct 17, 2023
Letter accompanying subsequently filed items
Search/Exam
Oct 17, 2023
Oct 12, 2023
Letter accompanying subsequently filed items
Search/Exam
Oct 12, 2023
Oct 10, 2023
Oct 10, 2023
Oct 10, 2023
Oct 10, 2023
Intention to grant (signatures)
Search/Exam
Oct 10, 2023
Text intended for grant (clean copy)
Search/Exam
Oct 10, 2023
Sep 5, 2023
(Electronic) Receipt
Search/Exam
Sep 5, 2023
Letter accompanying subsequently filed items
Search/Exam
Sep 5, 2023
Jun 5, 2023
Jun 5, 2023
Jun 5, 2023
Jun 5, 2023
Intention to grant (signatures)
Search/Exam
Jun 5, 2023
Text intended for grant (clean copy)
Search/Exam
Jun 5, 2023
May 16, 2023
Examination started
Search/Exam
May 17, 2022
May 17, 2022
May 9, 2022
(Electronic) Receipt
Search/Exam
May 9, 2022
Letter accompanying subsequently filed items
Search/Exam
May 9, 2022
Nov 5, 2021
(Electronic) Receipt
Search/Exam
Nov 5, 2021
Nov 5, 2021
Amended claims with annotations
Search/Exam
Nov 5, 2021
Amendments received before examination
Search/Exam
Nov 5, 2021
Letter accompanying subsequently filed items
Search/Exam
May 4, 2021
Apr 14, 2021
Apr 14, 2021
European search opinion
Search/Exam
Apr 14, 2021
Information on Search Strategy
Search/Exam
Apr 14, 2021
Supplementary European search report
Search/Exam
Mar 24, 2021
Search started
Search/Exam
Feb 24, 2021
Dec 23, 2020
Communication to designated inventor
Search/Exam
Dec 23, 2020
Communication to designated inventor
Search/Exam
Dec 14, 2020
Nov 25, 2020
(Electronic) Receipt
Search/Exam
Nov 25, 2020
Nov 25, 2020
Amended claims with annotations
Search/Exam
Nov 25, 2020
Request for entry into the European phase
Search/Exam
Sep 25, 2020
Information on entry into European phase
Search/Exam
Feb 25, 2020
Notification of the recording of a change
Search/Exam
Feb 25, 2020
Notification of the recording of a change
Search/Exam
Nov 21, 2019
Copy of the international search report
Search/Exam
Nov 21, 2019
Published international application - A1
Search/Exam