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The patent EP3521456 was granted to Curevac on Jan 4, 2023. The application was filed on Jun 10, 2015 under application number EP18001012A. 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 |
|---|---|---|---|
| AWA SWEDEN | Oct 4, 2023 | AWA SWEDEN | ADMISSIBLE |
| BIONTECH | Oct 4, 2023 | THOMANN | ADMISSIBLE |
| STRAWMAN | Oct 4, 2023 | GREAVES BREWSTER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US5256555 |
| DESCRIPTION | US6586218 |
| DESCRIPTION | US7074596 |
| DESCRIPTION | WO2006004648 |
| DESCRIPTION | WO2008016473 |
| DESCRIPTION | WO2008077592 |
| DESCRIPTION | WO2008157688 |
| DESCRIPTION | WO2009095226 |
| DESCRIPTION | WO2009149253 |
| DESCRIPTION | WO2011015347 |
| DESCRIPTION | WO2013052523 |
| DESCRIPTION | WO2013059475 |
| DESCRIPTION | WO9508626 |
| OPPOSITION | EP3521456 |
| OPPOSITION | WO2006004648 |
| OPPOSITION | WO2007024708 |
| OPPOSITION | WO2010037408 |
| OPPOSITION | WO2012122413 |
| OPPOSITION | WO2012170930 |
| OPPOSITION | WO2015188933 |
| OPPOSITION | WO9418341 |
| OPPOSITION | WO9508626 |
| SEARCH | US6586218 |
| SEARCH | WO2004022574 |
| SEARCH | WO2006004648 |
| SEARCH | WO9508626 |
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 8, 2022
Decision to grant a European patent
Search/Exam
Nov 22, 2022
Filing of the translations of the claims
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Nov 22, 2022
French translation of claims
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Nov 22, 2022
German translation of the claims
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Nov 22, 2022
Letter accompanying subsequently filed items
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Oct 31, 2022
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Intention to grant (signatures)
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Oct 31, 2022
Text intended for grant (clean copy)
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Oct 31, 2022
Text intended for grant (sequence listing)
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Oct 31, 2022
Sep 28, 2022
(Electronic) Receipt
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Sep 28, 2022
Amended claims with annotations
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Sep 28, 2022
Claims
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Sep 28, 2022
Letter accompanying subsequently filed items
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Sep 28, 2022
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Aug 16, 2022
Annexes in respect of a client data request
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Aug 16, 2022
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Intention to grant (signatures)
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Jul 22, 2022
Text intended for grant (clean copy)
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Jul 22, 2022
Text intended for grant (sequence listing)
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Jul 22, 2022
Jun 27, 2022
(Electronic) Receipt
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Jun 27, 2022
Amended claims with annotations
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Jun 27, 2022
Claims
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Jun 27, 2022
Letter accompanying subsequently filed items
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Jun 27, 2022
Jun 21, 2022
(Electronic) Receipt
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Jun 21, 2022
Filing of the translations of the claims
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Jun 21, 2022
French translation of claims
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Jun 21, 2022
German translation of the claims
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Jun 21, 2022
Letter accompanying subsequently filed items
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Mar 10, 2022
Mar 10, 2022
Mar 10, 2022
Intention to grant (signatures)
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Mar 10, 2022
Text intended for grant (clean copy)
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Mar 10, 2022
Text intended for grant (sequence listing)
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Mar 10, 2022
Mar 9, 2021
(Electronic) Receipt
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Mar 9, 2021
Amended claims with annotations
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Mar 9, 2021
Amended description with annotations
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Mar 9, 2021
Claims
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Mar 9, 2021
Description
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Mar 9, 2021
Letter accompanying subsequently filed items
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Mar 9, 2021
Feb 3, 2021
Jan 28, 2021
Jan 13, 2021
Annex to the communication
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Jan 13, 2021
Communication from the Examining Division
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Sep 4, 2020
Change to the inventor details
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Aug 28, 2020
Letter concerning the inventor
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Jul 21, 2020
(Electronic) Receipt
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Jul 21, 2020
Amended claims with annotations
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Jul 21, 2020
Claims
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Jul 21, 2020
Letter accompanying subsequently filed items
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Jul 21, 2020
Apr 1, 2020
Annex to the communication
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Apr 1, 2020
Communication from the Examining Division
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Mar 31, 2020
(Electronic) Receipt
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Mar 31, 2020
Letter concerning fees and payments
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Mar 27, 2020
Examination started
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Feb 6, 2020
(Electronic) Receipt
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Feb 6, 2020
Feb 6, 2020
Amended claims with annotations
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Feb 6, 2020
Amendments received before examination
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Feb 6, 2020
Letter accompanying subsequently filed items
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Jan 16, 2020
Dec 18, 2019
(Electronic) Receipt
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Dec 18, 2019
Annexes in respect of a client data request
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Dec 18, 2019
Letter accompanying subsequently filed items
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Dec 18, 2019
Aug 12, 2019
Jul 10, 2019
Notification of forthcoming publication
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May 8, 2019
Refund of fees
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Apr 26, 2019
(Electronic) Receipt
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Apr 26, 2019
Apr 26, 2019
European search opinion
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Apr 26, 2019
European search report
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Apr 26, 2019
Information on Search Strategy
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Apr 26, 2019
Letter concerning fees and payments
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Apr 11, 2019
Search started
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Apr 1, 2019
Priority search results copy provided by EPO
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Mar 20, 2019
(Electronic) Receipt
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Mar 20, 2019
Claims
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Mar 20, 2019
Letter accompanying subsequently filed items
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Mar 20, 2019
Mar 11, 2019
Communication to designated inventor
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Mar 11, 2019
Communication to designated inventor
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Mar 11, 2019
Communication to designated inventor
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Feb 6, 2019
Invitation to file claims
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Jan 16, 2019
(Electronic) Receipt
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Jan 16, 2019
Letter accompanying subsequently filed items
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Dec 28, 2018
Abstract
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Dec 28, 2018
Converted Sequence Listing
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Dec 28, 2018
Description
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Dec 28, 2018
Designation of inventor
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Dec 28, 2018
Drawings
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Dec 28, 2018
Non-scannable object
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Dec 28, 2018
Request for grant of a European patent
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Jan 5, 2016