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The patent EP4136994 was granted to Japan Tobacco on Nov 1, 2023. The application was filed on Dec 18, 2018 under application number EP22201053A. 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 |
|---|---|---|---|
| NICOVENTURES | Jul 31, 2024 | D YOUNG | ADMISSIBLE |
| PHILIP MORRIS | Jul 29, 2024 | MAIWALD | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | TWI607418B |
| OPPOSITION | US2007045288 |
| OPPOSITION | US2015100441 |
| OPPOSITION | US2015114407 |
| OPPOSITION | US2015126234 |
| OPPOSITION | US2015181945 |
| OPPOSITION | US2016189523 |
| OPPOSITION | US2016337141 |
| OPPOSITION | US2016337444 |
| OPPOSITION | US2016351044 |
| OPPOSITION | US2017071262 |
| OPPOSITION | US2017093960 |
| OPPOSITION | US2017134898 |
| OPPOSITION | US2017156397 |
| OPPOSITION | US2017164156 |
| OPPOSITION | US8918272 |
| OPPOSITION | US9357348 |
| OPPOSITION | WO2014106096 |
| OPPOSITION | WO2014205456 |
| OPPOSITION | WO2015175701 |
| OPPOSITION | WO2016025634 |
| OPPOSITION | WO2016168400 |
| OPPOSITION | WO2017182976 |
| OPPOSITION | WO2017205692 |
| SEARCH | US2014174459 |
| SEARCH | WO2017055799 |
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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Means of redress
OPPO
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Nov 14, 2023
Oct 6, 2023
Decision to grant a European patent
Search/Exam
Sep 22, 2023
(Electronic) Receipt
Search/Exam
Sep 22, 2023
Filing of the translations of the claims
Search/Exam
Sep 22, 2023
French translation of claims
Search/Exam
Sep 22, 2023
German translation of the claims
Search/Exam
Sep 22, 2023
Letter accompanying subsequently filed items
Search/Exam
May 22, 2023
May 22, 2023
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May 22, 2023
Intention to grant (signatures)
Search/Exam
May 22, 2023
Text intended for grant (clean copy)
Search/Exam
May 22, 2023
Apr 20, 2023
Examination started
Search/Exam
Apr 5, 2023
(Electronic) Receipt
Search/Exam
Apr 5, 2023
Letter accompanying subsequently filed items
Search/Exam
Apr 5, 2023
Maintenance of the application
Search/Exam
Feb 27, 2023
Jan 30, 2023
Refund of fees
Search/Exam
Jan 25, 2023
Jan 25, 2023
European search opinion
Search/Exam
Jan 25, 2023
European search report
Search/Exam
Jan 25, 2023
Information on Search Strategy
Search/Exam
Jan 25, 2023
Notification of forthcoming publication
Search/Exam
Jan 12, 2023
(Electronic) Receipt
Search/Exam
Jan 12, 2023
Maintenance of the application
Search/Exam
Jan 11, 2023
Search started
Search/Exam
Oct 14, 2022
Priority search results copy provided by EPO
Search/Exam
Oct 12, 2022
Abstract
Search/Exam
Oct 12, 2022
Oct 12, 2022
Claims
Search/Exam
Oct 12, 2022
Description
Search/Exam
Oct 12, 2022
Designation of inventor
Search/Exam
Oct 12, 2022
Drawings
Search/Exam
Oct 12, 2022
Request for grant of a European patent
Search/Exam
Jul 18, 2019