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The patent EP3311661 was granted to Kymab on Apr 20, 2022. The application was filed on Sep 18, 2012 under application number EP17196235A. 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 |
|---|---|---|---|
| JAMES POOLE | Jan 20, 2023 | MAIWALD | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | EP2757875 |
| OPPOSITION | US2012204278 |
| OPPOSITION | US5545806 |
| OPPOSITION | US6596541 |
| OPPOSITION | WO02053596 |
| OPPOSITION | WO02066630 |
| OPPOSITION | WO2004009618 |
| OPPOSITION | WO2007117410 |
| OPPOSITION | WO2008054606 |
| OPPOSITION | WO2009018411 |
| OPPOSITION | WO2009157771 |
| OPPOSITION | WO2010039900 |
| OPPOSITION | WO2010077854 |
| OPPOSITION | WO2011004192 |
| OPPOSITION | WO2011097603 |
| OPPOSITION | WO2011158009 |
| OPPOSITION | WO2011163311 |
| OPPOSITION | WO2011163314 |
| OPPOSITION | WO2012018764 |
| OPPOSITION | WO2013059230 |
| OPPOSITION | WO2013130981 |
| OPPOSITION | WO9824893 |
| OTHER | EP2758535 |
| OTHER | US2012204278 |
| OTHER | US5545806 |
| OTHER | US6596541 |
| OTHER | WO02066630 |
| OTHER | WO2007117410 |
| OTHER | WO2008054606 |
| OTHER | WO2009018411 |
| OTHER | WO2010077854 |
| OTHER | WO2011158009 |
| OTHER | WO2013130981 |
| SEARCH | WO02053596 |
| SEARCH | WO2011004192 |
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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Mar 24, 2022
Decision to grant a European patent
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Mar 14, 2022
(Electronic) Receipt
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Mar 14, 2022
Filing of the translations of the claims
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Mar 14, 2022
French translation of claims
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Mar 14, 2022
German translation of the claims
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Mar 14, 2022
Letter accompanying subsequently filed items
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Nov 30, 2021
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Intention to grant (signatures)
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Nov 30, 2021
Text intended for grant (clean copy)
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Nov 30, 2021
Text intended for grant (sequence listing)
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Nov 30, 2021
Oct 6, 2021
Oct 1, 2021
Non-patent literature filed by a third party
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Non-patent literature filed by a third party
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Observations by third parties
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Oct 1, 2021
Observations by third parties
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Sep 2, 2021
Sep 2, 2021
Aug 30, 2021
(Electronic) Receipt
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Aug 30, 2021
Citation filed by a third party
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Citation filed by a third party
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Aug 30, 2021
Letter accompanying subsequently filed items
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Aug 30, 2021
Non-patent literature filed by a third party
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Observations by third parties
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Jun 11, 2021
(Electronic) Receipt
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Jun 11, 2021
Amended claims with annotations
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Jun 11, 2021
Amended description with annotations
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Jun 11, 2021
Claims
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Jun 11, 2021
Description
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Jun 11, 2021
Letter accompanying subsequently filed items
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Jun 11, 2021
Feb 3, 2021
Annex to the communication
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Feb 3, 2021
Communication from the Examining Division
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Oct 30, 2020
(Electronic) Receipt
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Oct 30, 2020
Amended claims with annotations
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Oct 30, 2020
Claims
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Oct 30, 2020
Letter accompanying subsequently filed items
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Oct 30, 2020
Aug 26, 2020
Registration under Rule 23 EPC
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Jul 20, 2020
Annex
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Jul 20, 2020
Annex
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Jul 20, 2020
Letter to the Legal Division
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Jul 16, 2020
Deficiencies as to Rule 23 EPC
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Jul 16, 2020
Rule 23 - Annex B
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Jul 3, 2020
Annex
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Jul 3, 2020
Letter accompanying subsequently filed items
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Jul 3, 2020
Letter to the Legal Division
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May 19, 2020
May 14, 2020
(Electronic) Receipt
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May 14, 2020
Letter accompanying subsequently filed items
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May 14, 2020
Apr 21, 2020
Annex to the communication
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Apr 21, 2020
Communication from the Examining Division
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Jan 14, 2020
Decision to allow further processing
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Dec 20, 2019
(Electronic) Receipt
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Dec 20, 2019
Amended claims with annotations
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Dec 20, 2019
Claims
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Dec 20, 2019
Letter accompanying subsequently filed items
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Dec 20, 2019
Request for further processing
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Oct 23, 2019
Jun 24, 2019
Jun 17, 2019
(Electronic) Receipt
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Jun 17, 2019
Letter accompanying subsequently filed items
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Jun 17, 2019
Mar 13, 2019
Annex to the communication
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Mar 13, 2019
Communication from the Examining Division
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Mar 5, 2019
Examination started
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Nov 27, 2018
(Electronic) Receipt
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Nov 27, 2018
Citation filed by a third party
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Nov 27, 2018
Citation filed by a third party
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Nov 27, 2018
Letter accompanying subsequently filed items
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Nov 27, 2018
Non-patent literature filed by a third party
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Observations by third parties
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Nov 27, 2018
Patent document filed by a Third party
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Oct 23, 2018
(Electronic) Receipt
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Oct 23, 2018
Oct 23, 2018
Amended claims with annotations
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Oct 23, 2018
Amendments received before examination
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Oct 23, 2018
Letter accompanying subsequently filed items
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May 2, 2018
Mar 28, 2018
Notification of forthcoming publication
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Feb 28, 2018
Refund of fees
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European search opinion
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Feb 19, 2018
European search report
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Feb 19, 2018
Information on Search Strategy
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Jan 29, 2018
Search started
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Jan 3, 2018
Amendments not yet acceptable
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Dec 14, 2017
(Electronic) Receipt
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Annex
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Dec 14, 2017
Annex
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Dec 14, 2017
Converted Sequence Listing
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Letter accompanying subsequently filed items
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Dec 14, 2017
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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
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Deficiencies in sequence listing
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Abstract
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Oct 12, 2017
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Annex
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Oct 12, 2017
Claims
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Oct 12, 2017
Converted Sequence Listing
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Oct 12, 2017
Description
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Oct 12, 2017
Designation of inventor
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Oct 12, 2017
Drawings
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Oct 12, 2017
Request for grant of a European patent
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