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The patent EP3057612 was granted to Merck Sharp & Dohme on May 6, 2020. The application was filed on Oct 13, 2014 under application number EP14854507A. 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 |
|---|---|---|---|
| GLAXO GROUP | Feb 5, 2021 | JOHNSTON | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2013EP64422 |
| DESCRIPTION | US2010218395 |
| DESCRIPTION | US2010297231 |
| DESCRIPTION | US2011243988 |
| DESCRIPTION | US2012291305 |
| DESCRIPTION | US4389794 |
| DESCRIPTION | US4664924 |
| DESCRIPTION | US4809596 |
| DESCRIPTION | US4882851 |
| DESCRIPTION | US5565318 |
| DESCRIPTION | US6128321 |
| DESCRIPTION | US6956865 |
| DESCRIPTION | US7101693 |
| DESCRIPTION | WO02103407 |
| DESCRIPTION | WO2004084831 |
| DESCRIPTION | WO2005032586 |
| DESCRIPTION | WO2005047315 |
| DESCRIPTION | WO2005097821 |
| DESCRIPTION | WO2009033285 |
| DESCRIPTION | WO2009049409 |
| DESCRIPTION | WO2009109550 |
| DESCRIPTION | WO2013010257 |
| EXAMINATION | WO2008092228 |
| INTERNATIONAL-SEARCH-REPORT | US2010015180 |
| INTERNATIONAL-SEARCH-REPORT | WO2013010257 |
| OPPOSITION | WO2008092228 |
| OPPOSITION | WO2009109550 |
| OPPOSITION | WO2010124375 |
| OPPOSITION | WO2011085467 |
| OPPOSITION | WO2013010257 |
| SEARCH | US2011209354 |
| SEARCH | US2013189304 |
| SEARCH | WO2009109550 |
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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Document concerning representation
Search/Exam
May 18, 2020
Apr 9, 2020
Decision to grant a European patent
Search/Exam
Mar 30, 2020
(Electronic) Receipt
Search/Exam
Mar 30, 2020
Filing of the translations of the claims
Search/Exam
Mar 30, 2020
French translation of claims
Search/Exam
Mar 30, 2020
German translation of the claims
Search/Exam
Mar 30, 2020
Letter accompanying subsequently filed items
Search/Exam
Dec 2, 2019
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Intention to grant (signatures)
Search/Exam
Dec 2, 2019
Text intended for grant (clean copy)
Search/Exam
Dec 2, 2019
Jul 26, 2019
(Electronic) Receipt
Search/Exam
Jul 26, 2019
Amended description with annotations
Search/Exam
Jul 26, 2019
Description
Search/Exam
Jul 26, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 26, 2019
Mar 18, 2019
Annex to the communication
Search/Exam
Mar 18, 2019
Communication from the Examining Division
Search/Exam
Jan 3, 2019
Decision to allow further processing
Search/Exam
Dec 13, 2018
(Electronic) Receipt
Search/Exam
Dec 13, 2018
Amended claims with annotations
Search/Exam
Dec 13, 2018
Claims
Search/Exam
Dec 13, 2018
Letter accompanying subsequently filed items
Search/Exam
Dec 13, 2018
Request for further processing
Search/Exam
Oct 12, 2018
Jul 18, 2018
Jul 13, 2018
(Electronic) Receipt
Search/Exam
Jul 13, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 13, 2018
Mar 5, 2018
Annex to the communication
Search/Exam
Mar 5, 2018
Communication from the Examining Division
Search/Exam
Feb 22, 2018
Examination started
Search/Exam
Nov 29, 2017
(Electronic) Receipt
Search/Exam
Nov 29, 2017
Nov 29, 2017
Amended claims with annotations
Search/Exam
Nov 29, 2017
Amendments received before examination
Search/Exam
Nov 29, 2017
Letter accompanying subsequently filed items
Search/Exam
May 19, 2017
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European search opinion
Search/Exam
May 2, 2017
Information on Search Strategy
Search/Exam
May 2, 2017
Supplementary European search report
Search/Exam
Apr 21, 2017
Search started
Search/Exam
Mar 10, 2017
Feb 24, 2017
Jul 27, 2016
Jun 15, 2016
May 25, 2016
Communication to designated inventor
Search/Exam
May 25, 2016
Communication to designated inventor
Search/Exam
May 25, 2016
Communication to designated inventor
Search/Exam
May 25, 2016
Communication to designated inventor
Search/Exam
May 4, 2016
Apr 28, 2016
(Electronic) Receipt
Search/Exam
Apr 28, 2016
Apr 28, 2016
Amended claims with annotations
Search/Exam
Apr 28, 2016
Request for entry into the European phase
Search/Exam
Feb 26, 2016
Information on entry into European phase
Search/Exam
May 12, 2015
Apr 23, 2015
Copy of the international search report
Search/Exam
Apr 23, 2015
Published international application - A1
Search/Exam