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The patent EP3305302 was granted to Biogen MA on Sep 19, 2018. The application was filed on Jun 17, 2010 under application number EP17203913A. 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 |
|---|---|---|---|
| TAYLOR WESSING | Jun 19, 2019 | ROYLE | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US19990334130 |
| DESCRIPTION | US20090168885 |
| DESCRIPTION | WO2006US24469 |
| DESCRIPTION | WO2008US64591 |
| DESCRIPTION | WO2008US66154 |
| DESCRIPTION | WO2008US68922 |
| DESCRIPTION | US2004171570 |
| DESCRIPTION | US2005020525 |
| DESCRIPTION | US2005054836 |
| DESCRIPTION | US2005074801 |
| DESCRIPTION | US2005130923 |
| DESCRIPTION | US2006172962 |
| DESCRIPTION | US2007002390 |
| DESCRIPTION | US2007105807 |
| DESCRIPTION | US4587044 |
| DESCRIPTION | US4605735 |
| DESCRIPTION | US4667025 |
| DESCRIPTION | US4762779 |
| DESCRIPTION | US4789737 |
| DESCRIPTION | US4824941 |
| DESCRIPTION | US4828979 |
| DESCRIPTION | US4835263 |
| DESCRIPTION | US4876335 |
| DESCRIPTION | US4904582 |
| DESCRIPTION | US4948882 |
| DESCRIPTION | US4958013 |
| DESCRIPTION | US4981957 |
| DESCRIPTION | US5082830 |
| DESCRIPTION | US5109124 |
| DESCRIPTION | US5112963 |
| DESCRIPTION | US5118800 |
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| DESCRIPTION | US5138045 |
| DESCRIPTION | US5214136 |
| DESCRIPTION | US5218105 |
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| DESCRIPTION | US5262536 |
| DESCRIPTION | US5272250 |
| DESCRIPTION | US5292873 |
| DESCRIPTION | US5317098 |
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| DESCRIPTION | US5359044 |
| DESCRIPTION | US5371241 |
| DESCRIPTION | US5391723 |
| DESCRIPTION | US5393878 |
| DESCRIPTION | US5414077 |
| DESCRIPTION | US5416203 |
| DESCRIPTION | US5446137 |
| DESCRIPTION | US5451463 |
| DESCRIPTION | US5466786 |
| DESCRIPTION | US5486603 |
| DESCRIPTION | US5510475 |
| DESCRIPTION | US5512439 |
| DESCRIPTION | US5512667 |
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| DESCRIPTION | WO0238738 |
| DESCRIPTION | WO03004602 |
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| DESCRIPTION | WO2007134181 |
| DESCRIPTION | WO2008101157 |
| DESCRIPTION | WO2010148249 |
| DESCRIPTION | WO9426887 |
| DESCRIPTION | WO9726270 |
| SEARCH | US2007292408 |
| SEARCH | WO2007002390 |
| SEARCH | WO2010091308 |
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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Authorisation
OPPO
Jun 19, 2019
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Oct 1, 2018
Aug 23, 2018
Decision to grant a European patent
Search/Exam
Jul 25, 2018
(Electronic) Receipt
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Jul 25, 2018
Filing of the translations of the claims
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Jul 25, 2018
French translation of claims
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Jul 25, 2018
German translation of the claims
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Jul 25, 2018
Letter accompanying subsequently filed items
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Jun 7, 2018
Jun 7, 2018
Jun 7, 2018
Jun 7, 2018
Intention to grant (signatures)
Search/Exam
Jun 7, 2018
Text intended for grant (clean copy)
Search/Exam
Jun 7, 2018
Text intended for grant (sequence listing)
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Jun 7, 2018
May 24, 2018
Annex to the communication
Search/Exam
May 24, 2018
Consultation by telephone/in person
Search/Exam
May 24, 2018
May 16, 2018
Examination started
Search/Exam
May 11, 2018
Apr 26, 2018
(Electronic) Receipt
Search/Exam
Apr 26, 2018
Letter accompanying subsequently filed items
Search/Exam
Apr 26, 2018
Letter concerning the inventor
Search/Exam
Apr 19, 2018
(Electronic) Receipt
Search/Exam
Apr 19, 2018
Letter accompanying subsequently filed items
Search/Exam
Apr 19, 2018
Matter concerning the application
Search/Exam
Apr 16, 2018
Mar 27, 2018
Mar 19, 2018
Letter which had not been notified
Search/Exam
Mar 14, 2018
Notification of forthcoming publication
Search/Exam
Mar 12, 2018
Feb 28, 2018
(Electronic) Receipt
Search/Exam
Feb 28, 2018
Feb 28, 2018
Amended claims with annotations
Search/Exam
Feb 28, 2018
Feb 28, 2018
Amended description with annotations
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Feb 28, 2018
Amendments received before examination
Search/Exam
Feb 28, 2018
Letter accompanying subsequently filed items
Search/Exam
Feb 28, 2018
Letter which had not been notified
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Feb 21, 2018
(Electronic) Receipt
Search/Exam
Feb 21, 2018
Letter accompanying subsequently filed items
Search/Exam
Feb 21, 2018
Feb 20, 2018
(Electronic) Receipt
Search/Exam
Feb 20, 2018
Letter accompanying subsequently filed items
Search/Exam
Feb 20, 2018
Letter concerning fees and payments
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Jan 19, 2018
Communication to designated inventor
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Jan 19, 2018
Communication to designated inventor
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Jan 19, 2018
Communication to designated inventor
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Jan 19, 2018
Communication to designated inventor
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Jan 19, 2018
Communication to designated inventor
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Jan 19, 2018
Communication to designated inventor
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Jan 19, 2018
Communication to designated inventor
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Jan 19, 2018
Communication to designated inventor
Search/Exam
Jan 19, 2018
Communication to designated inventor
Search/Exam
Jan 17, 2018
Refund of fees
Search/Exam
Jan 3, 2018
Jan 3, 2018
European search report
Search/Exam
Jan 3, 2018
Information on Search Strategy
Search/Exam
Dec 15, 2017
Search started
Search/Exam
Nov 27, 2017
Abstract
Search/Exam
Nov 27, 2017
Nov 27, 2017
Claims
Search/Exam
Nov 27, 2017
Converted Sequence Listing
Search/Exam
Nov 27, 2017
Description
Search/Exam
Nov 27, 2017
Designation of inventor
Search/Exam
Nov 27, 2017
Drawings
Search/Exam
Nov 27, 2017
Letter concerning search matters
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Nov 27, 2017
Matter concerning the application
Search/Exam
Nov 27, 2017
Request for grant of a European patent
Search/Exam
Jan 18, 2011