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The patent EP3253237 was granted to Japan Tobacco on Apr 10, 2019. The application was filed on Feb 5, 2016 under application number EP16703131A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| LANG & TOMERIUS | Jan 10, 2020 | - | ADMISSIBLE |
| NERUDIA | Jan 10, 2020 | WARD | ADMISSIBLE |
| PHILIP MORRIS | Jan 10, 2020 | HGF | ADMISSIBLE |
| NICOVENTURES | Jan 9, 2020 | D YOUNG | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE102005010965 |
| INTERNATIONAL-SEARCH-REPORT | EP2754361 |
| INTERNATIONAL-SEARCH-REPORT | US2013152922 |
| INTERNATIONAL-SEARCH-REPORT | US2014069444 |
| OPPOSITION | CN1951510 |
| OPPOSITION | DE102005010965 |
| OPPOSITION | EP2754361 |
| OPPOSITION | GB1227333 |
| OPPOSITION | US2007062548 |
| OPPOSITION | US2009050137 |
| OPPOSITION | US2010236546 |
| OPPOSITION | US2013152922 |
| OPPOSITION | US2013192623 |
| OPPOSITION | US2014069444 |
| OPPOSITION | US2014144429 |
| OPPOSITION | US2014238422 |
| OPPOSITION | US2014261492 |
| OPPOSITION | US4284089 |
| OPPOSITION | US4517996 |
| OPPOSITION | WO2011050943 |
| OPPOSITION | WO2012173322 |
| OPPOSITION | WO2013060607 |
| OPPOSITION | WO2013116558 |
| OPPOSITION | WO2014012907 |
| OPPOSITION | WO2014085719 |
| OPPOSITION | WO2014183073 |
| OPPOSITION | WO2015013327 |
| OPPOSITION | WO2016124740 |
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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Decision to grant a European patent
Search/Exam
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(Electronic) Receipt
Search/Exam
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French translation of claims
Search/Exam
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German translation of the claims
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(Electronic) Receipt
Search/Exam
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Search/Exam
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Search/Exam
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Letter accompanying subsequently filed items
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(Electronic) Receipt
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Request for entry into the European phase
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Information on entry into European phase
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Copy of the international search report
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Published international application - A1
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ISR: cited documents
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Description
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