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The patent EP3506931 was granted to Regeneron Pharmaceuticals on Jul 31, 2024. The application was filed on Aug 31, 2017 under application number EP17771619A. 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 |
|---|---|---|---|
| BOULT WADE TENNANT | Apr 30, 2025 | BOULT WADE TENNANT | ADMISSIBLE |
| HAMPTON KNOWLES | Apr 30, 2025 | D YOUNG | ADMISSIBLE |
| SECERNA | Apr 30, 2025 | SECERNA | ADMISSIBLE |
| LUIGI | Apr 29, 2025 | TER MEER STEINMEISTER & PARTNER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2011027468 |
| DESCRIPTION | US2014072583 |
| DESCRIPTION | US6927044 |
| DESCRIPTION | US7186809 |
| DESCRIPTION | US7531637 |
| DESCRIPTION | US7582298 |
| DESCRIPTION | US7605237 |
| DESCRIPTION | US7608693 |
| DESCRIPTION | US7638606 |
| DESCRIPTION | US8092804 |
| DESCRIPTION | US8679487 |
| DESCRIPTION | US8877189 |
| DESCRIPTION | US8945559 |
| INTERNATIONAL-SEARCH-REPORT | US2014356372 |
| INTERNATIONAL-SEARCH-REPORT | US2015185228 |
| INTERNATIONAL-SEARCH-REPORT | US2016152718 |
| INTERNATIONAL-SEARCH-REPORT | WO2014031610 |
| INTERNATIONAL-SEARCH-REPORT | WO2014039461 |
| INTERNATIONAL-SEARCH-REPORT | WO2014205365 |
| INTERNATIONAL-SEARCH-REPORT | WO2016077675 |
| INTERNATIONAL-SEARCH-REPORT | WO2017143270 |
| OPPOSITION | WO2014031610 |
| OPPOSITION | WO2015127229 |
| OPPOSITION | WO2016077675 |
| OPPOSITION | WO2018045130 |
| OPPOSITION | WO2022076289 |
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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Aug 13, 2024
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Decision to grant a European patent
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Jun 21, 2024
(Electronic) Receipt
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Jun 21, 2024
Filing of the translations of the claims
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Jun 21, 2024
French translation of claims
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Jun 21, 2024
German translation of the claims
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Jun 21, 2024
Letter accompanying subsequently filed items
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Jun 12, 2024
Jun 7, 2024
(Electronic) Receipt
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Jun 7, 2024
Letter accompanying subsequently filed items
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Jun 7, 2024
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Intention to grant (signatures)
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Mar 6, 2024
Text intended for grant (clean copy)
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Mar 6, 2024
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(Electronic) Receipt
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Jan 17, 2024
Amended claims with annotations
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Jan 17, 2024
Amended description with annotations
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Jan 17, 2024
Claims
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Jan 17, 2024
Description
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Jan 17, 2024
Letter accompanying subsequently filed items
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(Electronic) Receipt
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Jan 15, 2024
Amended claims with annotations
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Amended description with annotations
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Jan 15, 2024
Claims
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Jan 15, 2024
Description
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Jan 15, 2024
Letter accompanying subsequently filed items
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Jan 9, 2024
Annex to the communication
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Jan 9, 2024
Consultation by telephone/in person
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Jan 9, 2024
Dec 13, 2023
(Electronic) Receipt
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Dec 13, 2023
Amended claims with annotations
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Dec 13, 2023
Amended claims with annotations
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Dec 13, 2023
Amended claims with annotations
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Amended claims with annotations
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Dec 13, 2023
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Dec 13, 2023
Letter accompanying subsequently filed items
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Dec 13, 2023
May 23, 2023
Annex to the communication
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May 23, 2023
Summons to attend oral proceedings
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Sep 20, 2021
Document concerning representation
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Apr 12, 2021
(Electronic) Receipt
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Apr 12, 2021
Amended claims with annotations
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Apr 12, 2021
Claims
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Apr 12, 2021
Letter accompanying subsequently filed items
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Apr 12, 2021
Matter concerning the application
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Mar 26, 2021
(Electronic) Receipt
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Mar 26, 2021
Amended claims with annotations
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Mar 26, 2021
Claims
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Mar 26, 2021
Letter accompanying subsequently filed items
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Mar 26, 2021
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Dec 7, 2020
Annex to the communication
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Dec 7, 2020
Communication from the Examining Division
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Jul 2, 2020
(Electronic) Receipt
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Jul 2, 2020
Amended claims with annotations
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Jul 2, 2020
Claims
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Jul 2, 2020
Letter accompanying subsequently filed items
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Jul 2, 2020
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(Electronic) Receipt
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Jun 18, 2020
Amended claims with annotations
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Jun 18, 2020
Claims
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Jun 18, 2020
Letter accompanying subsequently filed items
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Jun 18, 2020
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Annex to the communication
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Mar 19, 2020
Communication from the Examining Division
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Mar 12, 2020
Examination started
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Jun 13, 2019
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Communication to designated inventor
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Apr 5, 2019
Communication to designated inventor
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Mar 19, 2019
Mar 1, 2019
(Electronic) Receipt
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Mar 1, 2019
Mar 1, 2019
Amended claims with annotations
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Mar 1, 2019
Amendments received before examination
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Mar 1, 2019
Request for entry into the European phase
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Jan 11, 2019
Information on entry into European phase
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Apr 23, 2018
Notification of the recording of a change
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Mar 27, 2018
Mar 27, 2018
Mar 8, 2018
Converted Sequence Listing
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Mar 8, 2018
Copy of the international search report
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Mar 8, 2018
Published international application - A1
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Nov 20, 2017
ISR: cited documents
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Annex
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Abstract
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Sep 18, 2017
Annex
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Annex
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Sep 18, 2017
Claims
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Description
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Drawings
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