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The patent EP3473267 was granted to Biontech on Sep 8, 2021. The application was filed on May 23, 2012 under application number EP18199105A. 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 |
|---|---|---|---|
| WITHERS & ROGERS | Jun 7, 2022 | TOMBLING | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2006EP09448 |
| DESCRIPTION | WO9633739 |
| DESCRIPTION | WO9724447 |
| OPPOSITION | WO0119408 |
| OPPOSITION | WO03051401 |
| OPPOSITION | WO03059381 |
| OPPOSITION | WO2005028505 |
| OPPOSITION | WO2010037539 |
| SEARCH | WO2011143656 |
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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Dec 19, 2025
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
Feb 9, 2024
Feb 5, 2024
(Electronic) Receipt
Appeal
Feb 5, 2024
Feb 5, 2024
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Nov 22, 2023
Nov 20, 2023
(Electronic) Receipt
Appeal
Nov 20, 2023
Nov 20, 2023
Notice of appeal
Appeal
Oct 16, 2023
Sep 28, 2023
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Sep 26, 2023
Means of redress
OPPO
Sep 26, 2023
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Sep 21, 2021
Aug 18, 2021
Aug 12, 2021
Decision to grant a European patent
Search/Exam
Aug 11, 2021
(Electronic) Receipt
Search/Exam
Aug 11, 2021
Annexes in respect of a client data request
Search/Exam
Aug 11, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 11, 2021
Aug 2, 2021
(Electronic) Receipt
Search/Exam
Aug 2, 2021
Annex to the communication
Search/Exam
Aug 2, 2021
Consultation by telephone/in person
Search/Exam
Aug 2, 2021
Filing of the translations of the claims
Search/Exam
Aug 2, 2021
Jul 27, 2021
(Electronic) Receipt
Search/Exam
Jul 27, 2021
Amended description with annotations
Search/Exam
Jul 27, 2021
Description
Search/Exam
Jul 27, 2021
Jun 18, 2021
Jun 18, 2021
Jun 18, 2021
Intention to grant (signatures)
Search/Exam
Jun 18, 2021
Text intended for grant (clean copy)
Search/Exam
Jun 18, 2021
Text intended for grant (sequence listing)
Search/Exam
Jun 18, 2021
May 21, 2021
(Electronic) Receipt
Search/Exam
May 21, 2021
Amended description with annotations
Search/Exam
May 21, 2021
Description
Search/Exam
May 21, 2021
French translation of claims
Search/Exam
May 21, 2021
German translation of the claims
Search/Exam
May 21, 2021
Jan 18, 2021
Jan 18, 2021
Jan 18, 2021
Intention to grant (signatures)
Search/Exam
Jan 18, 2021
Text intended for grant (clean copy)
Search/Exam
Jan 18, 2021
Text intended for grant (sequence listing)
Search/Exam
Jan 18, 2021
Aug 26, 2020
(Electronic) Receipt
Search/Exam
Aug 26, 2020
Amended claims with annotations
Search/Exam
Aug 26, 2020
Amended description with annotations
Search/Exam
Aug 26, 2020
Claims
Search/Exam
Aug 26, 2020
Description
Search/Exam
Aug 26, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 26, 2020
Jun 30, 2020
Jun 22, 2020
Annexes in respect of a client data request
Search/Exam
Jun 22, 2020
Letter accompanying subsequently filed items
Search/Exam
Jun 22, 2020
Jun 5, 2020
Annex to the communication
Search/Exam
Jun 5, 2020
Jun 5, 2020
Jun 2, 2020
Examination started
Search/Exam
Oct 8, 2019
(Electronic) Receipt
Search/Exam
Oct 8, 2019
Oct 8, 2019
Amended claims with annotations
Search/Exam
Oct 8, 2019
Amendments received before examination
Search/Exam
Oct 8, 2019
Letter accompanying subsequently filed items
Search/Exam
Oct 8, 2019
May 29, 2019
Payment submission rejected
Search/Exam
Apr 29, 2019
Mar 27, 2019
Notification of forthcoming publication
Search/Exam
Mar 27, 2019
Refund of fees
Search/Exam
Mar 20, 2019
Mar 20, 2019
Communication to designated inventor
Search/Exam
Mar 20, 2019
European search opinion
Search/Exam
Mar 20, 2019
European search report
Search/Exam
Mar 20, 2019
Information on Search Strategy
Search/Exam
Mar 11, 2019
(Electronic) Receipt
Search/Exam
Mar 11, 2019
Letter concerning the inventor
Search/Exam
Jan 30, 2019
Communication to designated inventor
Search/Exam
Jan 30, 2019
Communication to designated inventor
Search/Exam
Jan 30, 2019
Jan 30, 2019
Search started
Search/Exam
Jan 24, 2019
Letter which had not been notified
Search/Exam
Jan 22, 2019
(Electronic) Receipt
Search/Exam
Jan 22, 2019
Letter concerning the inventor
Search/Exam
Jan 2, 2019
Jan 2, 2019
Dec 19, 2018
Priority search results copy provided by EPO
Search/Exam
Dec 18, 2018
Letter which had not been notified
Search/Exam
Dec 18, 2018
Letter which had not been notified
Search/Exam
Dec 14, 2018
(Electronic) Receipt
Search/Exam
Dec 14, 2018
Dec 14, 2018
Nov 30, 2018
Communication to designated inventor
Search/Exam
Nov 30, 2018
Communication to designated inventor
Search/Exam
Nov 30, 2018
Communication to designated inventor
Search/Exam
Nov 30, 2018
Communication to designated inventor
Search/Exam
Nov 30, 2018
Communication to designated inventor
Search/Exam
Nov 30, 2018
Communication to designated inventor
Search/Exam
Nov 30, 2018
Communication to designated inventor
Search/Exam
Nov 30, 2018
Communication to designated inventor
Search/Exam
Nov 30, 2018
Communication to designated inventor
Search/Exam
Nov 30, 2018
Communication to designated inventor
Search/Exam
Nov 30, 2018
Communication to designated inventor
Search/Exam
Oct 24, 2018
Oct 8, 2018
Abstract
Search/Exam
Oct 8, 2018
Oct 8, 2018
Claims
Search/Exam
Oct 8, 2018
Converted Sequence Listing
Search/Exam
Oct 8, 2018
Description
Search/Exam
Oct 8, 2018
Designation of inventor
Search/Exam
Oct 8, 2018
Drawings
Search/Exam
Oct 8, 2018
Request for grant of a European patent
Search/Exam
Jan 2, 2013
Jan 2, 2013