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The patent EP3099307 was granted to Chord Therapeutics on Jul 29, 2020. The application was filed on Jan 27, 2015 under application number EP15702549A. 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 |
|---|---|---|---|
| MERCK PATENT | Jul 18, 2018 | - | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0173059 |
| DESCRIPTION | EP2263678 |
| DESCRIPTION | US5208327 |
| DESCRIPTION | US5506214 |
| DESCRIPTION | WO2004087100 |
| INTERNATIONAL-SEARCH-REPORT | EP2263678 |
| INTERNATIONAL-SEARCH-REPORT | US2010092478 |
| OPPOSITION | US2010239580 |
| OPPOSITION | WO2004087100 |
| OPPOSITION | WO2006067141 |
| OPPOSITION | WO2008097596 |
| OPPOSITION | WO2011080344 |
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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OPPO
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OPPO
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OPPO
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Decision to grant a European patent
Search/Exam
Sep 11, 2017
(Electronic) Receipt
Search/Exam
Sep 11, 2017
Filing of the translations of the claims
Search/Exam
Sep 11, 2017
French translation of claims
Search/Exam
Sep 11, 2017
German translation of the claims
Search/Exam
Sep 11, 2017
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
Aug 7, 2017
Text intended for grant (clean copy)
Search/Exam
Aug 7, 2017
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(Electronic) Receipt
Search/Exam
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Amendments received before examination
Search/Exam
Oct 4, 2016
Letter accompanying subsequently filed items
Search/Exam
Sep 23, 2016
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Communication to designated inventor
Search/Exam
Sep 2, 2016
Communication to designated inventor
Search/Exam
Aug 15, 2016
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(Electronic) Receipt
Search/Exam
Jul 21, 2016
Request for entry into the European phase
Search/Exam
Jun 10, 2016
Information on entry into European phase
Search/Exam
May 4, 2016
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Notification of the recording of a change
Search/Exam
Aug 25, 2015
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Copy of the international search report
Search/Exam
Aug 6, 2015
Published international application - A1
Search/Exam
Mar 6, 2015
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Jan 30, 2015
Abstract
PCTISA
Jan 30, 2015
Claims
PCTISA
Jan 30, 2015
Description
PCTISA
Jan 30, 2015
Drawings
PCTISA