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The patent EP3732938 was granted to Japan Tobacco on Apr 26, 2023. The application was filed on Dec 20, 2018 under application number EP18833872A. 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 | Jan 26, 2024 | DEHNS | ADMISSIBLE |
| PHILIP MORRIS | Jan 22, 2024 | HGF | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | WO2017068095 |
| EXAMINATION | WO2017072148 |
| INTERNATIONAL-SEARCH-REPORT | EP3243395 |
| INTERNATIONAL-SEARCH-REPORT | GB2543329 |
| INTERNATIONAL-SEARCH-REPORT | WO2015177253 |
| OPPOSITION | CA3016252 |
| OPPOSITION | CN101116452 |
| OPPOSITION | CN101116542 |
| OPPOSITION | CN104095291 |
| OPPOSITION | CN105595437 |
| OPPOSITION | CN201104488Y |
| OPPOSITION | CN206137197U |
| OPPOSITION | CN206227716U |
| OPPOSITION | CN206443211U |
| OPPOSITION | EP2897139 |
| OPPOSITION | EP3041314 |
| OPPOSITION | EP3243395 |
| OPPOSITION | EP3506721 |
| OPPOSITION | EP3506771 |
| OPPOSITION | JP2015021647 |
| OPPOSITION | KR200482800Y |
| OPPOSITION | KR20160031801 |
| OPPOSITION | US2009260641 |
| OPPOSITION | US2012234315 |
| OPPOSITION | US2014261493 |
| OPPOSITION | US2014366900 |
| OPPOSITION | US2015029130 |
| OPPOSITION | US2015090278 |
| OPPOSITION | US2015245669 |
| OPPOSITION | US2015320116 |
| OPPOSITION | US2016109115 |
| OPPOSITION | US2016150828 |
| OPPOSITION | US2017181223 |
| OPPOSITION | US2017325506 |
| OPPOSITION | US5613505 |
| OPPOSITION | US9326547 |
| OPPOSITION | WO2011022612 |
| OPPOSITION | WO2015177043 |
| OPPOSITION | WO2015177253 |
| OPPOSITION | WO2017036950 |
| OPPOSITION | WO2017036955 |
| OPPOSITION | WO2017207582 |
| OPPOSITION | WO2018041450 |
| OPPOSITION | WO2019030301 |
| OPPOSITION | WO2019030366 |
| OPPOSITION | WO9527411 |
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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May 10, 2023
Mar 30, 2023
Decision to grant a European patent
Search/Exam
Mar 15, 2023
(Electronic) Receipt
Search/Exam
Mar 15, 2023
Filing of the translations of the claims
Search/Exam
Mar 15, 2023
French translation of claims
Search/Exam
Mar 15, 2023
German translation of the claims
Search/Exam
Jan 30, 2023
Jan 30, 2023
Jan 30, 2023
Jan 30, 2023
Intention to grant (signatures)
Search/Exam
Jan 30, 2023
Text intended for grant (clean copy)
Search/Exam
Jan 30, 2023
Nov 18, 2022
(Electronic) Receipt
Search/Exam
Sep 9, 2022
(Electronic) Receipt
Search/Exam
Sep 9, 2022
Amended claims with annotations
Search/Exam
Sep 9, 2022
Amended description with annotations
Search/Exam
Sep 9, 2022
Claims
Search/Exam
Sep 9, 2022
Description
Search/Exam
Sep 9, 2022
Letter accompanying subsequently filed items
Search/Exam
Sep 9, 2022
Jul 4, 2022
Jun 29, 2022
(Electronic) Receipt
Search/Exam
Jun 29, 2022
Mar 10, 2022
Annex to a communication
Search/Exam
Mar 10, 2022
Annex to a communication
Search/Exam
Mar 10, 2022
Annex to the communication
Search/Exam
Mar 10, 2022
Communication from the Examining Division
Search/Exam
Feb 28, 2022
Examination started
Search/Exam
Jan 13, 2021
(Electronic) Receipt
Search/Exam
Jan 13, 2021
Letter accompanying subsequently filed items
Search/Exam
Jan 13, 2021
Reply to Written Opinion prepared by the EPO
Search/Exam
Oct 7, 2020
Aug 4, 2020
Jul 31, 2020
Communication to designated inventor
Search/Exam
Jul 28, 2020
Priority search results copy provided by EPO
Search/Exam
Jul 15, 2020
(Electronic) Receipt
Search/Exam
Jul 15, 2020
Request for entry into the European phase
Search/Exam
Jul 13, 2020
May 8, 2020
Information on entry into European phase
Search/Exam
Jul 23, 2019
Jul 4, 2019
Copy of the international search report
Search/Exam
Jul 4, 2019
Published international application - A1
Search/Exam
Apr 18, 2019
ISR: cited documents
PCTISA
Apr 18, 2019
Apr 18, 2019
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Jan 29, 2019
Jan 25, 2019
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Dec 20, 2018
(Electronic) Receipt
PCTRO
Dec 20, 2018
Abstract
PCTRO
Dec 20, 2018
Claims
PCTRO
Dec 20, 2018
Description
PCTRO
Dec 20, 2018
Dec 20, 2018
Drawings
PCTRO
Dec 20, 2018
Dec 20, 2018