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The patent EP2604625 was granted to Merus on Jun 28, 2017. The application was filed on Sep 26, 2012 under application number EP12186010A. 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 |
|---|---|---|---|
| REGENERON PHARMACEUTICALS | Mar 27, 2018 | J A KEMP | WITHDRAWN |
| PEAK | Mar 23, 2018 | BOULT WADE TENNANT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2004009618 |
| DESCRIPTION | WO2006106905 |
| DESCRIPTION | WO2009089004 |
| DESCRIPTION | WO2009157771 |
| DESCRIPTION | WO9850431 |
| OPPOSITION | US2006015957 |
| OPPOSITION | WO03052416 |
| OPPOSITION | WO2004106375 |
| OPPOSITION | WO2009100896 |
| OPPOSITION | WO2009157771 |
| OPPOSITION | WO2010136598 |
| OPPOSITION | WO2011097603 |
| OPPOSITION | WO2011146514 |
| OTHER | US2006015957 |
| OTHER | WO2004106375 |
| OTHER | WO2011097603 |
| SEARCH | WO03052416 |
| SEARCH | WO2004106375 |
| SEARCH | WO2009100896 |
| SEARCH | WO2009157771 |
| SEARCH | WO2010136598 |
| SEARCH | WO2011146514 |
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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May 31, 2022
Refund of fees
Search/Exam
May 17, 2022
May 11, 2022
May 11, 2022
May 11, 2022
May 11, 2022
May 4, 2022
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(Electronic) Receipt
Appeal
May 3, 2022
May 3, 2022
Apr 29, 2022
(Electronic) Receipt
Appeal
Apr 29, 2022
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(Electronic) Receipt
Appeal
Mar 10, 2022
(Electronic) Receipt
Appeal
Mar 10, 2022
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Advice of delivery
Appeal
Jul 21, 2021
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Jun 3, 2020
(Electronic) Receipt
Appeal
Jun 3, 2020
Jun 3, 2020
Reply to appeal
Appeal
May 4, 2020
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Dec 30, 2019
(Electronic) Receipt
Appeal
Dec 30, 2019
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Claims
Appeal
Dec 30, 2019
Claims
Appeal
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Appeal
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Appeal
Dec 30, 2019
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Appeal
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Appeal
Dec 30, 2019
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Appeal
Dec 30, 2019
Claims
Appeal
Dec 30, 2019
Claims
Appeal
Dec 30, 2019
Dec 30, 2019
Dec 19, 2019
(Electronic) Receipt
Appeal
Dec 19, 2019
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Dec 3, 2019
Nov 27, 2019
(Electronic) Receipt
Appeal
Nov 27, 2019
Nov 27, 2019
Notice of appeal
Appeal
Oct 29, 2019
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Sep 27, 2019
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OPPO
Apr 3, 2019
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OPPO
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OPPO
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OPPO
Apr 3, 2019
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Apr 3, 2019
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Jun 28, 2017
Jun 1, 2017
Decision to grant a European patent
Search/Exam
May 23, 2017
May 17, 2017
(Electronic) Receipt
Search/Exam
May 17, 2017
(Electronic) Receipt
Search/Exam
May 17, 2017
French translation of claims
Search/Exam
May 17, 2017
German translation of the claims
Search/Exam
May 17, 2017
Letter accompanying subsequently filed items
Search/Exam
May 17, 2017
Letter accompanying subsequently filed items
Search/Exam
May 17, 2017
Letter concerning the inventor
Search/Exam
May 15, 2017
May 15, 2017
May 15, 2017
Intention to grant (signatures)
Search/Exam
May 15, 2017
Text intended for grant (clean copy)
Search/Exam
May 15, 2017
Apr 28, 2017
Annex to a communication
Search/Exam
Apr 28, 2017
Annex to a communication
Search/Exam
Apr 28, 2017
Annex to the communication
Search/Exam
Apr 28, 2017
Apr 28, 2017
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Apr 5, 2017
(Electronic) Receipt
Search/Exam
Apr 5, 2017
Amended description with annotations
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Apr 5, 2017
Claims
Search/Exam
Apr 5, 2017
Description
Search/Exam
Apr 5, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 5, 2017
Matter concerning the application
Search/Exam
Mar 21, 2017
Annex to the communication
Search/Exam
Mar 21, 2017
Mar 17, 2017
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Mar 13, 2017
(Electronic) Receipt
Search/Exam
Mar 13, 2017
Letter accompanying subsequently filed items
Search/Exam
Mar 13, 2017
Non-patent literature filed by a third party
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Mar 13, 2017
Non-patent literature filed by a third party
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Mar 13, 2017
Non-patent literature filed by a third party
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Mar 13, 2017
Observations by third parties
Search/Exam
Mar 13, 2017
Patent document filed by a Third party
Search/Exam
Mar 13, 2017
Patent document filed by a Third party
Search/Exam
Mar 13, 2017
Patent document filed by a Third party
Search/Exam
Feb 24, 2017
(Electronic) Receipt
Search/Exam
Feb 24, 2017
Amended claims with annotations
Search/Exam
Feb 24, 2017
Amended claims with annotations
Search/Exam
Feb 24, 2017
Amended claims with annotations
Search/Exam
Feb 24, 2017
Amended claims with annotations
Search/Exam
Feb 24, 2017
Amended claims with annotations
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Feb 24, 2017
Amended claims with annotations
Search/Exam
Feb 24, 2017
Amended claims with annotations
Search/Exam
Feb 24, 2017
Claims
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Feb 24, 2017
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Feb 24, 2017
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Feb 24, 2017
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Feb 24, 2017
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Search/Exam
Feb 24, 2017
Claims
Search/Exam
Feb 24, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 24, 2017
Jan 10, 2017
Dec 28, 2016
Sep 1, 2016
Advice of delivery
Search/Exam
Aug 12, 2016
Advice of delivery
Search/Exam
Aug 8, 2016
Acknowledgement of a document
Search/Exam
Aug 8, 2016
Annex to the communication
Search/Exam
Aug 8, 2016
Preparation for oral proceedings
Search/Exam
Aug 8, 2016
Summons to attend oral proceedings
Search/Exam
Jun 6, 2016
May 30, 2016
May 30, 2016
May 2, 2016
(Electronic) Receipt
Search/Exam
May 2, 2016
Amended claims with annotations
Search/Exam
May 2, 2016
Claims
Search/Exam
May 2, 2016
Letter accompanying subsequently filed items
Search/Exam
May 2, 2016
Jan 15, 2016
Annex to the communication
Search/Exam
Jan 15, 2016
Communication from the Examining Division
Search/Exam
Dec 21, 2015
(Electronic) Receipt
Search/Exam
Dec 21, 2015
Amended claims with annotations
Search/Exam
Dec 21, 2015
Claims
Search/Exam
Dec 21, 2015
Letter accompanying subsequently filed items
Search/Exam
Dec 21, 2015
Nov 18, 2015
Nov 13, 2015
(Electronic) Receipt
Search/Exam
Nov 13, 2015
Letter accompanying subsequently filed items
Search/Exam
Nov 13, 2015
Oct 8, 2015
Sep 29, 2015
Aug 17, 2015
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Aug 7, 2015
(Electronic) Receipt
Search/Exam
Aug 7, 2015
Citation filed by a third party
Search/Exam
Aug 7, 2015
Letter accompanying subsequently filed items
Search/Exam
Aug 7, 2015
Observations by third parties
Search/Exam
Jul 13, 2015
Annex to the communication
Search/Exam
Jul 13, 2015
Communication from the Examining Division
Search/Exam
Jul 7, 2015
Examination started
Search/Exam
Dec 19, 2013
(Electronic) Receipt
Search/Exam
Dec 19, 2013
Dec 19, 2013
Amended claims with annotations
Search/Exam
Dec 19, 2013
Amendments received before examination
Search/Exam
Dec 19, 2013
Letter accompanying subsequently filed items
Search/Exam
Jun 24, 2013
May 23, 2013
Notification of forthcoming publication
Search/Exam
May 22, 2013
May 22, 2013
European search opinion
Search/Exam
May 22, 2013
European search report
Search/Exam
May 16, 2013
May 6, 2013
Apr 23, 2013
Apr 2, 2013
Submission concerning representation
Search/Exam
Mar 14, 2013
(Electronic) Receipt
Search/Exam
Mar 14, 2013
Converted Sequence Listing
Search/Exam
Mar 14, 2013
Letter accompanying subsequently filed items
Search/Exam
Mar 14, 2013
Jan 16, 2013
Deficiencies in sequence listing
Search/Exam
Jan 7, 2013
Notice on debiting of fees
Search/Exam
Dec 24, 2012
Abstract
Search/Exam
Dec 24, 2012
Dec 20, 2012
Abstract
Search/Exam
Dec 20, 2012
Nov 19, 2012
Communication to designated inventor
Search/Exam
Nov 19, 2012
Communication to designated inventor
Search/Exam
Nov 19, 2012
Communication to designated inventor
Search/Exam
Oct 25, 2012
Sep 26, 2012
Sep 26, 2012
Claims
Search/Exam
Sep 26, 2012
Description
Search/Exam
Sep 26, 2012
Designation of inventor
Search/Exam
Sep 26, 2012
Designation of inventor
Search/Exam
Sep 26, 2012
Designation of inventor
Search/Exam
Sep 26, 2012
Drawings
Search/Exam
Sep 26, 2012
Request for grant of a European patent
Search/Exam