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The patent EP3979847 was granted to Philip Morris on Feb 28, 2024. The application was filed on Jun 8, 2020 under application number EP20731580A. 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 | Nov 28, 2024 | GREY | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | CH691156 |
| DESCRIPTION | EP0822670 |
| DESCRIPTION | US4341228 |
| DESCRIPTION | US5584306 |
| DESCRIPTION | US5724998 |
| DESCRIPTION | US6216706 |
| EXAMINATION | EP3086670 |
| INTERNATIONAL-SEARCH-REPORT | EP0407022 |
| INTERNATIONAL-SEARCH-REPORT | EP2740370 |
| INTERNATIONAL-SEARCH-REPORT | EP3352594 |
| INTERNATIONAL-SEARCH-REPORT | JP2018515119 |
| INTERNATIONAL-SEARCH-REPORT | US2017119048 |
| INTERNATIONAL-SEARCH-REPORT | US2018279666 |
| INTERNATIONAL-SEARCH-REPORT | WO2014087529 |
| OPPOSITION | CA3077507 |
| OPPOSITION | EP0407022 |
| OPPOSITION | EP3086670 |
| OPPOSITION | WO2014087529 |
| OPPOSITION | WO2018110834 |
| OPPOSITION | WO2020002910 |
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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Feb 1, 2024
Decision to grant a European patent
Search/Exam
Jan 18, 2024
(Electronic) Receipt
Search/Exam
Jan 18, 2024
Filing of the translations of the claims
Search/Exam
Jan 18, 2024
French translation of claims
Search/Exam
Jan 18, 2024
German translation of the claims
Search/Exam
Jan 18, 2024
Letter accompanying subsequently filed items
Search/Exam
Jan 10, 2024
Letter accompanying subsequently filed items
Search/Exam
Oct 31, 2023
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Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
Sep 19, 2023
Text intended for grant (clean copy)
Search/Exam
Sep 19, 2023
Jul 27, 2023
(Electronic) Receipt
Search/Exam
Jul 27, 2023
Amended claims with annotations
Search/Exam
Jul 27, 2023
Claims
Search/Exam
Jul 27, 2023
Letter accompanying subsequently filed items
Search/Exam
Jul 27, 2023
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May 3, 2023
Intention to grant (signatures)
Search/Exam
May 3, 2023
Text intended for grant (clean copy)
Search/Exam
May 3, 2023
Mar 30, 2023
Examination started
Search/Exam
Mar 16, 2022
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Priority search results copy provided by EPO
Search/Exam
Jan 3, 2022
Dec 23, 2021
(Electronic) Receipt
Search/Exam
Dec 23, 2021
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Request for entry into the European phase
Search/Exam
Oct 22, 2021
Information on entry into European phase
Search/Exam
Sep 13, 2021
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Jun 25, 2021
Written opinion
PCT2
Jun 25, 2021
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Jun 2, 2021
Free text
PCT2
May 27, 2021
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PCT demand form
PCT2
May 25, 2021
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Notification of election of EPO
Search/Exam
Apr 12, 2021
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Mar 28, 2021
PCT demand form
PCT2
Mar 28, 2021
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Dec 17, 2020
Copy of the international search report
Search/Exam
Dec 17, 2020
Published international application - A1
Search/Exam
Aug 13, 2020
ISR: cited documents
PCTISA
Aug 13, 2020
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Abstract
PCTISA
Jun 11, 2020
Claims
PCTISA
Jun 11, 2020
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Description
PCTISA
Jun 11, 2020
Drawings
PCTISA
Jun 11, 2020
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