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The patent EP3248986 was granted to Ablynx on Jan 26, 2022. The application was filed on May 13, 2015 under application number EP17178990A. 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 |
|---|---|---|---|
| PATENT BOUTIQUE | Oct 25, 2022 | PATENT BOUTIQUE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
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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(Electronic) Receipt
Appeal
Dec 17, 2025
Notice of appeal
Appeal
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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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Means of redress
OPPO
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Decision to grant a European patent
Search/Exam
Dec 20, 2021
(Electronic) Receipt
Search/Exam
Dec 20, 2021
Filing of the translations of the claims
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Dec 20, 2021
French translation of claims
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Dec 20, 2021
German translation of the claims
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Dec 20, 2021
Letter accompanying subsequently filed items
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Sep 28, 2021
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Intention to grant (signatures)
Search/Exam
Sep 28, 2021
Text intended for grant (clean copy)
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Sep 28, 2021
Text intended for grant (sequence listing)
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Sep 28, 2021
May 14, 2021
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Observations by third parties
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Mar 9, 2021
(Electronic) Receipt
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Mar 9, 2021
Amended description with annotations
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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
Mar 3, 2021
Annex to the communication
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Mar 3, 2021
Consultation by telephone/in person
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Mar 3, 2021
Jan 19, 2021
Annex to the communication
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Jan 19, 2021
Communication from the Examining Division
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Nov 12, 2020
(Electronic) Receipt
Search/Exam
Nov 12, 2020
Amended claims with annotations
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Nov 12, 2020
Claims
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Nov 12, 2020
Letter accompanying subsequently filed items
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Nov 12, 2020
Sep 7, 2020
Annex to the communication
Search/Exam
Sep 7, 2020
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Aug 12, 2020
(Electronic) Receipt
Search/Exam
Aug 12, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 12, 2020
Jun 5, 2020
Annex to the communication
Search/Exam
Jun 5, 2020
Communication from the Examining Division
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Mar 31, 2020
(Electronic) Receipt
Search/Exam
Mar 31, 2020
Amended claims with annotations
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Mar 31, 2020
Amended description with annotations
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Mar 31, 2020
Claims
Search/Exam
Mar 31, 2020
Description
Search/Exam
Mar 31, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 31, 2020
Nov 21, 2019
Annex to the communication
Search/Exam
Nov 21, 2019
Communication from the Examining Division
Search/Exam
Jul 16, 2019
(Electronic) Receipt
Search/Exam
Jul 16, 2019
Amended claims with annotations
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Jul 16, 2019
Amended description with annotations
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Jul 16, 2019
Claims
Search/Exam
Jul 16, 2019
Description
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Jul 16, 2019
Letter accompanying subsequently filed items
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Jul 16, 2019
May 13, 2019
May 3, 2019
(Electronic) Receipt
Search/Exam
May 3, 2019
Letter accompanying subsequently filed items
Search/Exam
May 3, 2019
Jan 7, 2019
Annex to the communication
Search/Exam
Jan 7, 2019
Communication from the Examining Division
Search/Exam
Dec 21, 2018
Examination started
Search/Exam
Jun 20, 2018
(Electronic) Receipt
Search/Exam
Jun 20, 2018
Letter accompanying subsequently filed items
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Jun 20, 2018
Reply to Written Opinion prepared by the EPO
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May 3, 2018
(Electronic) Receipt
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May 3, 2018
Letter concerning fees and payments
Search/Exam
Feb 7, 2018
Refund of fees
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Jan 2, 2018
Nov 20, 2017
Nov 20, 2017
European search opinion
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Nov 20, 2017
European search report
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Nov 20, 2017
Information on Search Strategy
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Nov 3, 2017
Notification of forthcoming publication
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Oct 18, 2017
(Electronic) Receipt
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Oct 18, 2017
Letter accompanying subsequently filed items
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Oct 18, 2017
Letter concerning search matters
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Aug 23, 2017
Communication to designated inventor
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Aug 23, 2017
Communication to designated inventor
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Aug 17, 2017
Aug 17, 2017
Information on Search Strategy
Search/Exam
Aug 17, 2017
Partial European search report
Search/Exam
Aug 17, 2017
Aug 9, 2017
Search started
Search/Exam
Jun 30, 2017
Abstract
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Jun 30, 2017
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Claims
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Jun 30, 2017
Converted Sequence Listing
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Jun 30, 2017
Description
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Jun 30, 2017
Designation of inventor
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Jun 30, 2017
Drawings
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Jun 30, 2017
Matter concerning the application
Search/Exam
Jun 30, 2017
Request for grant of a European patent
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Dec 8, 2015
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