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The patent EP4155409 was granted to Curevac Manufacturing on Dec 27, 2023. The application was filed on Aug 4, 2016 under application number EP22195354A. 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 |
|---|---|---|---|
| SANOFI | Sep 27, 2024 | CARPMAELS & RANSFORD | ADMISSIBLE |
| WEICKMANN & WEICKMANN | Sep 27, 2024 | - | ADMISSIBLE |
| BIONTECH | Sep 25, 2024 | HOPFNER | ADMISSIBLE |
| MARGARET DIXON | Sep 25, 2024 | MEWBURN ELLIS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1781800 |
| DESCRIPTION | WO2012019780 |
| DESCRIPTION | WO2013052523 |
| DESCRIPTION | WO2015089511 |
| EXAMINATION | WO2014152027 |
| OPPOSITION | CN104278055 |
| OPPOSITION | EP1781800 |
| OPPOSITION | US2007254342 |
| OPPOSITION | US2010184158 |
| OPPOSITION | US9365641 |
| OPPOSITION | WO2007036366 |
| OPPOSITION | WO2013040557 |
| OPPOSITION | WO2014152027 |
| OPPOSITION | WO2015024667 |
| OPPOSITION | WO2015071295 |
| OPPOSITION | WO2017025447 |
| SEARCH | WO2007036366 |
| SEARCH | WO2015024667 |
| SEARCH | WO2015071295 |
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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Nov 30, 2023
Decision to grant a European patent
Search/Exam
Nov 20, 2023
(Electronic) Receipt
Search/Exam
Nov 20, 2023
Filing of the translations of the claims
Search/Exam
Nov 20, 2023
French translation of claims
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Nov 20, 2023
German translation of the claims
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Nov 17, 2023
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Nov 17, 2023
Intention to grant (signatures)
Search/Exam
Nov 17, 2023
Text intended for grant (clean copy)
Search/Exam
Nov 17, 2023
Aug 18, 2023
(Electronic) Receipt
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Aug 18, 2023
Amended description with annotations
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Aug 18, 2023
Description
Search/Exam
Aug 18, 2023
Letter accompanying subsequently filed items
Search/Exam
Aug 18, 2023
Aug 17, 2023
Annex to the communication
Search/Exam
Aug 17, 2023
Communication from the Examining Division
Search/Exam
Jun 7, 2023
(Electronic) Receipt
Search/Exam
Jun 7, 2023
Amended claims with annotations
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Jun 7, 2023
Amended description with annotations
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Jun 7, 2023
Claims
Search/Exam
Jun 7, 2023
Description
Search/Exam
Jun 7, 2023
Letter accompanying subsequently filed items
Search/Exam
Jun 7, 2023
Apr 6, 2023
Apr 3, 2023
Mar 28, 2023
Annex to the communication
Search/Exam
Mar 28, 2023
Communication from the Examining Division
Search/Exam
Mar 9, 2023
(Electronic) Receipt
Search/Exam
Mar 9, 2023
Amended claims with annotations
Search/Exam
Mar 9, 2023
Description
Search/Exam
Mar 9, 2023
Letter accompanying subsequently filed items
Search/Exam
Mar 9, 2023
Mar 1, 2023
Notification of forthcoming publication
Search/Exam
Feb 7, 2023
Annex to the communication
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Feb 7, 2023
Communication from the Examining Division
Search/Exam
Jan 31, 2023
Refund of fees
Search/Exam
Jan 30, 2023
Letter accompanying subsequently filed items
Search/Exam
Jan 30, 2023
Jan 26, 2023
Jan 26, 2023
Jan 26, 2023
European search report
Search/Exam
Jan 26, 2023
Information on Search Strategy
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Jan 19, 2023
Nov 22, 2022
Priority search results copy provided by EPO
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Oct 13, 2022
Document concerning representation
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Sep 13, 2022
Abstract
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Sep 13, 2022
Sep 13, 2022
Claims
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Sep 13, 2022
Converted Sequence Listing
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Sep 13, 2022
Description
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Sep 13, 2022
Designation of inventor
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Sep 13, 2022
Drawings
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Sep 13, 2022
Matter concerning the application
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Sep 13, 2022
Request for grant of a European patent
Search/Exam
Mar 7, 2017