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The patent EP3981437 was granted to Moderna on Oct 9, 2024. The application was filed on Apr 23, 2015 under application number EP21191353A. 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 |
|---|---|---|---|
| BIONTECH | Jul 9, 2025 | WILK | ADMISSIBLE |
| WITHERS & ROGERS | Jul 9, 2025 | TOMBLING | ADMISSIBLE |
| PFIZER | Jul 4, 2025 | PFIZER | ADMISSIBLE |
| SANOFI | Mar 3, 2025 | CARPMAELS & RANSFORD | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
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
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Aug 30, 2024
(Electronic) Receipt
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Aug 30, 2024
Filing of the translations of the claims
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Aug 30, 2024
French translation of claims
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Aug 30, 2024
German translation of the claims
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Aug 30, 2024
Letter accompanying subsequently filed items
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Aug 22, 2024
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Intention to grant (signatures)
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Aug 22, 2024
Text intended for grant (clean copy)
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Aug 22, 2024
Jun 19, 2024
(Electronic) Receipt
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Jun 19, 2024
Amended claims with annotations
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Jun 19, 2024
Amended description with annotations
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Jun 19, 2024
Annex
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Jun 19, 2024
Claims
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Jun 19, 2024
Description
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Jun 19, 2024
Letter accompanying subsequently filed items
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Jun 19, 2024
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May 31, 2024
Letter accompanying subsequently filed items
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May 31, 2024
Mar 5, 2024
Annex to the communication
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Mar 5, 2024
Communication from the Examining Division
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Jul 28, 2023
Jul 20, 2023
Observations by third parties
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Jul 18, 2023
(Electronic) Receipt
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Jul 18, 2023
Description
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Jul 18, 2023
Letter accompanying subsequently filed items
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Jul 18, 2023
Jul 13, 2023
(Electronic) Receipt
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Jul 13, 2023
Amended claims with annotations
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Jul 13, 2023
Amended description with annotations
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Jul 13, 2023
Claims
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Jul 13, 2023
Description
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Jul 13, 2023
Letter accompanying subsequently filed items
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Jul 13, 2023
Mar 3, 2023
Annex to the communication
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Mar 3, 2023
Communication from the Examining Division
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Feb 27, 2023
Examination started
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Feb 14, 2023
Letter accompanying subsequently filed items
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Feb 14, 2023
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(Electronic) Receipt
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Jan 16, 2023
Letter accompanying subsequently filed items
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Jan 16, 2023
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Decision to allow further processing
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Dec 22, 2022
(Electronic) Receipt
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Dec 22, 2022
(Electronic) Receipt
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Dec 22, 2022
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Amended claims with annotations
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Dec 22, 2022
Amendments received before examination
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Dec 22, 2022
Letter accompanying subsequently filed items
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Dec 22, 2022
Letter accompanying subsequently filed items
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Dec 22, 2022
Request for further processing
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Nov 28, 2022
Nov 22, 2022
Letter accompanying subsequently filed items
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Nov 22, 2022
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Oct 17, 2022
(Electronic) Receipt
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Oct 17, 2022
Letter accompanying subsequently filed items
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Oct 17, 2022
Oct 13, 2022
(Electronic) Receipt
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Oct 13, 2022
Letter accompanying subsequently filed items
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Oct 13, 2022
Letter concerning fees and payments
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Apr 20, 2022
Mar 18, 2022
Refund of fees
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Mar 16, 2022
Notification of forthcoming publication
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Mar 15, 2022
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European search opinion
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Mar 15, 2022
European search report
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Mar 15, 2022
Information on Search Strategy
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Mar 8, 2022
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(Electronic) Receipt
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Mar 2, 2022
Enquiry as to the processing of the file
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Mar 2, 2022
Letter accompanying subsequently filed items
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Oct 19, 2021
Refund of fees
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Oct 8, 2021
(Electronic) Receipt
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Oct 8, 2021
Letter accompanying subsequently filed items
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Oct 6, 2021
Refund of fees
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Aug 13, 2021
Abstract
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Aug 13, 2021
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Claims
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Aug 13, 2021
Description
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Aug 13, 2021
Designation of inventor
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Aug 13, 2021
Drawings
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Aug 13, 2021
Letter concerning search matters
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Aug 13, 2021
Letter concerning search matters
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Aug 13, 2021
Letter concerning search matters
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Aug 13, 2021
Matter concerning the application
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Aug 13, 2021
Matter concerning the application
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Aug 13, 2021
Request for grant of a European patent
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Aug 13, 2021
Submission concerning representation
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Nov 22, 2016
Converted Sequence Listing
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Nov 16, 2015
Nov 16, 2015