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The patent EP2647299 was granted to Japan Tobacco on Sep 24, 2025. The application was originally filed on Mar 26, 2012 under application number EP12764151A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 | Feb 14, 2020 | D YOUNG | ADMISSIBLE |
| PHILIP MORRIS | Feb 14, 2020 | HGF | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2010095659 |
| INTERNATIONAL-SEARCH-REPORT | JP2010521185 |
| INTERNATIONAL-SEARCH-REPORT | WO2009155957 |
| OPPOSITION | GB2469832 |
| OPPOSITION | GB2469838 |
| OPPOSITION | US2005034739 |
| OPPOSITION | US2006130862 |
| OPPOSITION | US4917120 |
| OPPOSITION | US4981522 |
| OPPOSITION | WO2007039794 |
| OPPOSITION | WO2010125386 |
| OPPOSITION | WO2011045609 |
| SEARCH | EP0140670 |
| SEARCH | EP0270738 |
| SEARCH | US2005016550 |
| SEARCH | US2010065075 |
| SEARCH | US2013186416 |
| SEARCH | US5285798 |
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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Aug 28, 2025
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Means of redress
OPPO
Sep 23, 2024
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Jul 26, 2024
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Description
OPPO
Jul 22, 2024
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Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
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Mar 28, 2024
Mar 13, 2024
Letter accompanying subsequently filed items
Search/Exam
Feb 19, 2024
Feb 19, 2024
Feb 19, 2024
Feb 19, 2024
Jan 31, 2024
Jan 31, 2024
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Jan 23, 2024
(Electronic) Receipt
Appeal
Jan 23, 2024
Jan 23, 2024
Jan 23, 2024
Letter accompanying subsequently filed items
Search/Exam
Jan 23, 2024
Jan 23, 2024
Jan 22, 2024
Dec 6, 2023
Dec 6, 2023
Nov 30, 2023
(Electronic) Receipt
Appeal
Nov 30, 2023
Nov 27, 2023
(Electronic) Receipt
Appeal
Nov 27, 2023
Sep 15, 2023
Sep 15, 2023
Sep 15, 2023
Aug 28, 2023
Aug 28, 2023
Aug 23, 2023
(Electronic) Receipt
Appeal
Aug 23, 2023
Aug 23, 2023
Jul 31, 2023
Jul 31, 2023
Jul 31, 2023
Jul 26, 2023
Jul 12, 2023
Jul 12, 2023
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Jul 6, 2023
(Electronic) Receipt
Appeal
Jul 6, 2023
Jul 6, 2023
Jun 13, 2023
Jun 13, 2023
Jun 6, 2023
(Electronic) Receipt
Appeal
Jun 6, 2023
Jun 6, 2023
Jun 6, 2023
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May 10, 2023
May 10, 2023
May 3, 2023
(Electronic) Receipt
Appeal
May 3, 2023
May 3, 2023
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Claims
Appeal
May 3, 2023
Claims
Appeal
May 3, 2023
May 3, 2023
May 3, 2023
May 3, 2023
Oct 14, 2022
Oct 14, 2022
Oct 13, 2022
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Oct 10, 2022
(Electronic) Receipt
Appeal
Oct 10, 2022
Oct 10, 2022
Oct 10, 2022
Oct 10, 2022
Reply to appeal
Appeal
Oct 7, 2022
(Electronic) Receipt
Appeal
Oct 7, 2022
Oct 7, 2022
Reply to appeal
Appeal
Oct 6, 2022
Oct 6, 2022
Sep 30, 2022
(Electronic) Receipt
Appeal
Sep 30, 2022
Sep 30, 2022
Reply to appeal
Appeal
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
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Sep 7, 2022
(Electronic) Receipt
Appeal
Sep 7, 2022
Sep 7, 2022
Sep 2, 2022
(Electronic) Receipt
Appeal
Sep 2, 2022
Sep 2, 2022
May 31, 2022
May 31, 2022
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May 23, 2022
(Electronic) Receipt
Appeal
May 23, 2022
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Claims
Appeal
May 23, 2022
May 23, 2022
May 19, 2022
(Electronic) Receipt
Appeal
May 19, 2022
May 19, 2022
May 19, 2022
May 16, 2022
(Electronic) Receipt
Appeal
May 16, 2022
May 16, 2022
Mar 24, 2022
Mar 24, 2022
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Mar 21, 2022
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Mar 18, 2022
(Electronic) Receipt
Appeal
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Notice of appeal
Appeal
Mar 16, 2022
(Electronic) Receipt
Appeal
Mar 16, 2022
Mar 16, 2022
Notice of appeal
Appeal
Mar 11, 2022
(Electronic) Receipt
Appeal
Mar 11, 2022
Mar 11, 2022
Notice of appeal
Appeal
Jan 12, 2022
Jan 12, 2022
Jan 12, 2022
Jan 12, 2022
Jan 11, 2022
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Means of redress
OPPO
Jan 11, 2022
Jan 11, 2022
Jan 11, 2022
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Authorisation
OPPO
Oct 27, 2021
Oct 26, 2021
Authorisation
OPPO
Oct 26, 2021
Oct 15, 2021
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Oct 8, 2021
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Jul 14, 2020
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May 29, 2020
May 25, 2020
Letter accompanying subsequently filed items
Search/Exam
May 25, 2020
May 22, 2020
Letter accompanying subsequently filed items
Search/Exam
May 22, 2020
May 22, 2020
Submission concerning representation
Search/Exam
Mar 10, 2020
Mar 10, 2020
Mar 10, 2020
Feb 24, 2020
Feb 24, 2020
Feb 14, 2020
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May 27, 2019
Apr 18, 2019
Decision to grant a European patent
Search/Exam
Mar 28, 2019
(Electronic) Receipt
Search/Exam
Mar 28, 2019
French translation of claims
Search/Exam
Mar 28, 2019
German translation of the claims
Search/Exam
Mar 28, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 8, 2019
Jan 8, 2019
Jan 8, 2019
Intention to grant (signatures)
Search/Exam
Jan 8, 2019
Text intended for grant (clean copy)
Search/Exam
Jan 8, 2019
Nov 23, 2018
Examination started
Search/Exam
Mar 10, 2016
Submission concerning representation
Search/Exam
Nov 17, 2015
(Electronic) Receipt
Search/Exam
Nov 17, 2015
Nov 17, 2015
Amended claims with annotations
Search/Exam
Nov 17, 2015
Nov 17, 2015
Amended description with annotations
Search/Exam
Nov 17, 2015
Amendments received before examination
Search/Exam
Nov 17, 2015
Letter accompanying subsequently filed items
Search/Exam
Jun 3, 2015
Jun 3, 2015
Jun 1, 2015
May 20, 2015
Submission concerning representation
Search/Exam
May 12, 2015
May 12, 2015
European search opinion
Search/Exam
May 12, 2015
Supplementary European search report
Search/Exam
May 4, 2015
Search started
Search/Exam
Dec 12, 2014
Dec 9, 2014
Nov 5, 2013
Nov 5, 2013
Nov 4, 2013
Communication to designated inventor
Search/Exam
Nov 4, 2013
Communication to designated inventor
Search/Exam
Nov 4, 2013
Communication to designated inventor
Search/Exam
Nov 4, 2013
Communication to designated inventor
Search/Exam
Nov 4, 2013
Communication to designated inventor
Search/Exam
Sep 11, 2013
Notification of forthcoming publication
Search/Exam
Aug 9, 2013
Jul 3, 2013
(Electronic) Receipt
Search/Exam
Jul 3, 2013
Abstract
Search/Exam
Jul 3, 2013
Claims
Search/Exam
Jul 3, 2013
Description
Search/Exam
Jul 3, 2013
Drawings
Search/Exam
Jul 3, 2013
Request for entry into the European phase
Search/Exam
Oct 24, 2012
Oct 4, 2012
Copy of the international search report
Search/Exam
Oct 4, 2012
Oct 4, 2012
International publication pamphlet
Search/Exam