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The patent EP3470382 was granted to Jushi Group on Apr 13, 2022. The application was filed on Nov 21, 2017 under application number EP17879657A. 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 |
|---|---|---|---|
| OWENS CORNING CAPITAL | Sep 29, 2022 | HASELTINE LAKE KEMPNER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | CN106082639 |
| OPPOSITION | US2007105701 |
| OPPOSITION | US2012163987 |
| OPPOSITION | US2015133284 |
| OPPOSITION | US2016362327 |
| OPPOSITION | WO2016165506 |
| OPPOSITION | WO2016165531 |
| SEARCH | EP3406575 |
| SEARCH | EP3406576 |
| SEARCH | EP3409649 |
| SEARCH | EP3415474 |
| SEARCH | WO2012087313 |
| SEARCH | WO2016165506 |
| SEARCH | WO2016165530 |
| SEARCH | WO2016165531 |
| SEARCH | WO2016165532 |
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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Jan 7, 2026
Jan 7, 2026
Dec 23, 2025
Dec 19, 2025
Dec 19, 2025
Dec 17, 2025
(Electronic) Receipt
Appeal
Dec 17, 2025
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Aug 22, 2025
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(Electronic) Receipt
Appeal
Aug 19, 2025
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Reply to appeal
Appeal
Apr 25, 2025
Apr 17, 2025
(Electronic) Receipt
Appeal
Apr 17, 2025
Apr 17, 2025
Apr 14, 2025
Feb 20, 2025
Feb 20, 2025
Feb 17, 2025
(Electronic) Receipt
Appeal
Feb 17, 2025
Notice of appeal
Appeal
Dec 20, 2024
Dec 20, 2024
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Means of redress
OPPO
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Authorisation
OPPO
Feb 22, 2023
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Mar 11, 2022
Mar 8, 2022
Description
Search/Exam
Mar 4, 2022
(Electronic) Receipt
Search/Exam
Mar 4, 2022
Letter accompanying subsequently filed items
Search/Exam
Mar 4, 2022
Request for correction of the publication
Search/Exam
Jan 18, 2022
Dec 9, 2021
Decision to grant a European patent
Search/Exam
Nov 9, 2021
Nov 4, 2021
(Electronic) Receipt
Search/Exam
Nov 4, 2021
Filing of the translations of the claims
Search/Exam
Nov 4, 2021
French translation of claims
Search/Exam
Nov 4, 2021
German translation of the claims
Search/Exam
Nov 4, 2021
Letter accompanying subsequently filed items
Search/Exam
Sep 1, 2021
Sep 1, 2021
Sep 1, 2021
Intention to grant (signatures)
Search/Exam
Sep 1, 2021
Text intended for grant (clean copy)
Search/Exam
Sep 1, 2021
Jun 10, 2021
Examination started
Search/Exam
Sep 2, 2020
(Electronic) Receipt
Search/Exam
Sep 2, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 2, 2020
Priority search results
Search/Exam
Sep 2, 2020
Priority search results
Search/Exam
Sep 2, 2020
Priority search results
Search/Exam
Sep 2, 2020
Priority search results
Search/Exam
Sep 2, 2020
Jul 29, 2020
Jul 16, 2020
(Electronic) Receipt
Search/Exam
Jul 16, 2020
Jul 16, 2020
Amended claims with annotations
Search/Exam
Jul 16, 2020
Amendments received before examination
Search/Exam
Jul 16, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 17, 2020
Mar 17, 2020
Jan 28, 2020
Jan 9, 2020
Jan 9, 2020
European search opinion
Search/Exam
Jan 9, 2020
Information on Search Strategy
Search/Exam
Jan 9, 2020
Supplementary European search report
Search/Exam
Dec 20, 2019
Search started
Search/Exam
Mar 20, 2019
Notification of forthcoming publication
Search/Exam
Mar 7, 2019
Copy of the international search report
Search/Exam
Mar 7, 2019
Mar 7, 2019
International publication pamphlet
Search/Exam
Feb 6, 2019
Dec 19, 2018
Aug 30, 2018
Aug 6, 2018
Aug 6, 2018
Aug 3, 2018
Aug 1, 2018
Communication to designated inventor
Search/Exam
Aug 1, 2018
Communication to designated inventor
Search/Exam
Aug 1, 2018
Communication to designated inventor
Search/Exam
Aug 1, 2018
Communication to designated inventor
Search/Exam
Aug 1, 2018
Communication to designated inventor
Search/Exam
Jul 27, 2018
Jul 19, 2018
Notification of the recording of a change
Search/Exam
Jul 19, 2018
Jul 9, 2018
Enquiry with the International Bureau
Search/Exam
Jun 20, 2018
(Electronic) Receipt
Search/Exam
Jun 20, 2018
Abstract
Search/Exam
Jun 20, 2018
Claims
Search/Exam
Jun 20, 2018
Description
Search/Exam
Jun 20, 2018
Request for entry into the European phase
Search/Exam