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The patent EP3818865 was granted to Kt&G on Dec 20, 2023. The application was filed on Oct 29, 2019 under application number EP19879304A. 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 |
|---|---|---|---|
| JAPAN TOBACCO | Sep 20, 2024 | BARDEHLE PAGENBERG PARTNERSCHAFT MBB PATENTANWALTE RECHTSANWALTE | ADMISSIBLE |
| NICOVENTURES | Sep 20, 2024 | HUDSON | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | KR20130123236 |
| DESCRIPTION | KR20180131318 |
| INTERNATIONAL-SEARCH-REPORT | KR20150035488 |
| INTERNATIONAL-SEARCH-REPORT | KR20170086127 |
| INTERNATIONAL-SEARCH-REPORT | US2015209530 |
| INTERNATIONAL-SEARCH-REPORT | US2016302471 |
| INTERNATIONAL-SEARCH-REPORT | WO2015101760 |
| OPPOSITION | EP0532329 |
| OPPOSITION | EP0569964 |
| OPPOSITION | EP2520186 |
| OPPOSITION | EP3556230 |
| OPPOSITION | EP3606426 |
| OPPOSITION | KR100636287B |
| OPPOSITION | KR100844445B |
| OPPOSITION | US2007102013 |
| OPPOSITION | US2008216851 |
| OPPOSITION | US2014261486 |
| OPPOSITION | US2015209530 |
| OPPOSITION | US2018007966 |
| OPPOSITION | US5060669 |
| OPPOSITION | US5101839 |
| OPPOSITION | WO2007039794 |
| OPPOSITION | WO2008108889 |
| OPPOSITION | WO2010073018 |
| OPPOSITION | WO2012164009 |
| OPPOSITION | WO2013098410 |
| OPPOSITION | WO2013120565 |
| OPPOSITION | WO2015062983 |
| OPPOSITION | WO2015117704 |
| OPPOSITION | WO2015171447 |
| OPPOSITION | WO2016096733 |
| OPPOSITION | WO2017040608 |
| OPPOSITION | WO2017093358 |
| OPPOSITION | WO2017097840 |
| OPPOSITION | WO2017207580 |
| OPPOSITION | WO2017207582 |
| OPPOSITION | WO2017207586 |
| OPPOSITION | WO2018110834 |
| OPPOSITION | WO2018182322 |
| OPPOSITION | WO2020091393 |
| OPPOSITION | WO9632854 |
| SEARCH | EP2327318 |
| SEARCH | US2008092912 |
| SEARCH | US2014261486 |
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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Jan 9, 2024
Nov 23, 2023
Decision to grant a European patent
Search/Exam
Nov 9, 2023
(Electronic) Receipt
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Nov 9, 2023
Filing of the translations of the claims
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Nov 9, 2023
French translation of claims
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Nov 9, 2023
German translation of the claims
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Jul 7, 2023
Jul 7, 2023
Jul 7, 2023
Jul 7, 2023
Intention to grant (signatures)
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Jul 7, 2023
Text intended for grant (clean copy)
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Jul 7, 2023
Mar 16, 2023
Examination started
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Apr 12, 2022
(Electronic) Receipt
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Apr 12, 2022
Apr 12, 2022
Amended claims with annotations
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Apr 12, 2022
Apr 12, 2022
Amended description with annotations
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Apr 12, 2022
Apr 12, 2022
Amendments received before examination
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Apr 12, 2022
Letter accompanying subsequently filed items
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Oct 5, 2021
Sep 16, 2021
Sep 16, 2021
European search opinion
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Sep 16, 2021
Information on Search Strategy
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Sep 16, 2021
Supplementary European search report
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Sep 7, 2021
Search started
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Jun 21, 2021
Letter which had not been notified
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May 17, 2021
May 17, 2021
Apr 14, 2021
Notification of forthcoming publication
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Mar 3, 2021
EPO/applicant correspondence crossed
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Feb 26, 2021
Feb 26, 2021
Feb 25, 2021
Notification of the recording of a change
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Feb 24, 2021
Feb 24, 2021
Feb 22, 2021
Communication to designated inventor
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Feb 22, 2021
Communication to designated inventor
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Feb 22, 2021
Communication to designated inventor
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Feb 22, 2021
Communication to designated inventor
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Feb 22, 2021
Communication to designated inventor
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Feb 22, 2021
Letter accompanying subsequently filed items
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Feb 22, 2021
Matter concerning the application
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Feb 19, 2021
Feb 5, 2021
Matter concerning the application
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Jan 27, 2021
Information regarding early processing
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Dec 23, 2020
(Electronic) Receipt
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Dec 23, 2020
Abstract
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Dec 23, 2020
Claims
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Dec 23, 2020
Description
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Dec 23, 2020
Drawings
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Dec 23, 2020
Request for entry into the European phase
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May 25, 2020
May 7, 2020
Copy of the international search report
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May 7, 2020
May 7, 2020
International publication pamphlet
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