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The patent EP3622813 was granted to Kymab on Jun 19, 2024. The application was filed on Jul 7, 2010 under application number EP19207050A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| REGENERON PHARMACEUTICALS | Feb 18, 2021 | J A KEMP | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US5859307 |
| DESCRIPTION | WO0104288 |
| DESCRIPTION | WO2007117410 |
| DESCRIPTION | WO2010039900 |
| DESCRIPTION | WO9929837 |
| OPPOSITION | US2012204278 |
| OPPOSITION | US7205148 |
| OPPOSITION | WO02066630 |
| OPPOSITION | WO2007117410 |
| OPPOSITION | WO2009013620 |
| OPPOSITION | WO2009076464 |
| OPPOSITION | WO2010039900 |
| OTHER | EP2517556 |
| SEARCH | US2006015957 |
| SEARCH | WO02066630 |
| SEARCH | WO2007117410 |
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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Description
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Decision to grant a European patent
Search/Exam
Dec 24, 2020
(Electronic) Receipt
Search/Exam
Dec 24, 2020
Filing of the translations of the claims
Search/Exam
Dec 24, 2020
French translation of claims
Search/Exam
Dec 24, 2020
German translation of the claims
Search/Exam
Dec 24, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 25, 2020
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Intention to grant (signatures)
Search/Exam
Nov 25, 2020
Text intended for grant (clean copy)
Search/Exam
Nov 25, 2020
Nov 10, 2020
(Electronic) Receipt
Search/Exam
Nov 10, 2020
Amended claims with annotations
Search/Exam
Nov 10, 2020
Claims
Search/Exam
Nov 10, 2020
Letter accompanying subsequently filed items
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Nov 10, 2020
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(Electronic) Receipt
Search/Exam
Jul 21, 2020
Letter accompanying subsequently filed items
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Jul 21, 2020
Observations by third parties
Search/Exam
Jul 21, 2020
Patent document filed by a Third party
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Jul 21, 2020
Patent document filed by a Third party
Search/Exam
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Intention to grant (signatures)
Search/Exam
Jul 15, 2020
Text intended for grant (clean copy)
Search/Exam
Jul 15, 2020
Apr 24, 2020
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Apr 20, 2020
(Electronic) Receipt
Search/Exam
Apr 20, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 20, 2020
Observations by third parties
Search/Exam
Apr 20, 2020
Patent document filed by a Third party
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Apr 16, 2020
(Electronic) Receipt
Search/Exam
Apr 16, 2020
Amended claims with annotations
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Apr 16, 2020
Amended description with annotations
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Apr 16, 2020
Claims
Search/Exam
Apr 16, 2020
Description
Search/Exam
Apr 16, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 16, 2020
Mar 31, 2020
Annex to the communication
Search/Exam
Mar 31, 2020
Communication from the Examining Division
Search/Exam
Mar 26, 2020
Examination started
Search/Exam
Mar 23, 2020
Feb 19, 2020
Notification of forthcoming publication
Search/Exam
Feb 4, 2020
Refund of fees
Search/Exam
Jan 15, 2020
(Electronic) Receipt
Search/Exam
Jan 15, 2020
Letter accompanying subsequently filed items
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Jan 15, 2020
Reply to Written Opinion prepared by the EPO
Search/Exam
Jan 10, 2020
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European search opinion
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Jan 10, 2020
European search report
Search/Exam
Jan 10, 2020
Information on Search Strategy
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Jan 8, 2020
(Electronic) Receipt
Search/Exam
Jan 8, 2020
Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
Search/Exam
Jan 8, 2020
Letter accompanying subsequently filed items
Search/Exam
Jan 8, 2020
Maintenance of the application
Search/Exam
Dec 9, 2019
Search started
Search/Exam
Nov 5, 2019
Abstract
Search/Exam
Nov 5, 2019
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Claims
Search/Exam
Nov 5, 2019
Description
Search/Exam
Nov 5, 2019
Designation of inventor
Search/Exam
Nov 5, 2019
Drawings
Search/Exam
Nov 5, 2019
Matter concerning the application
Search/Exam
Nov 5, 2019
Request for grant of a European patent
Search/Exam
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