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The patent EP3031920 was granted to Ionis Pharmaceuticals on Aug 21, 2019. The application was originally filed on Jul 19, 2011 under application number EP16153949A. 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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US20070989574 |
| DESCRIPTION | US20080026995 |
| DESCRIPTION | US20080026998 |
| DESCRIPTION | US20080056564 |
| DESCRIPTION | US20080086231 |
| DESCRIPTION | US20080097787 |
| DESCRIPTION | US20080099844 |
| DESCRIPTION | US20080129154 |
| DESCRIPTION | US2004171570 |
| DESCRIPTION | US2005130923 |
| DESCRIPTION | US2007287831 |
| DESCRIPTION | US2008039618 |
| DESCRIPTION | US6268490 |
| DESCRIPTION | US6525191 |
| DESCRIPTION | US6670461 |
| DESCRIPTION | US6770748 |
| DESCRIPTION | US6794499 |
| DESCRIPTION | US7034133 |
| DESCRIPTION | US7053207 |
| DESCRIPTION | US7399845 |
| DESCRIPTION | US7427672 |
| DESCRIPTION | WO03004602 |
| DESCRIPTION | WO2004106356 |
| DESCRIPTION | WO2005021570 |
| DESCRIPTION | WO2007134181 |
| DESCRIPTION | WO2008036406 |
| DESCRIPTION | WO2008101157 |
| DESCRIPTION | WO2008150729 |
| DESCRIPTION | WO2008154401 |
| DESCRIPTION | WO2009006478 |
| DESCRIPTION | WO2010036696 |
| DESCRIPTION | WO9414226 |
| DESCRIPTION | WO9839352 |
| DESCRIPTION | WO9914226 |
| OPPOSITION | WO2008018795 |
| OPPOSITION | WO2015021457 |
| SEARCH | US2010016215 |
| SEARCH | WO2008018795 |
| SEARCH | WO2008036406 |
| SEARCH | WO2010115993 |
| SEARCH | WO2011097641 |
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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Sep 2, 2019
Jul 25, 2019
Decision to grant a European patent
Search/Exam
Jul 8, 2019
(Electronic) Receipt
Search/Exam
Jul 8, 2019
Filing of the translations of the claims
Search/Exam
Jul 8, 2019
French translation of claims
Search/Exam
Jul 8, 2019
German translation of the claims
Search/Exam
Jul 8, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 26, 2019
Feb 26, 2019
Feb 26, 2019
Intention to grant (signatures)
Search/Exam
Feb 26, 2019
Text intended for grant (clean copy)
Search/Exam
Feb 26, 2019
Text intended for grant (sequence listing)
Search/Exam
Feb 26, 2019
Nov 6, 2018
(Electronic) Receipt
Search/Exam
Nov 6, 2018
Amended claims with annotations
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Nov 6, 2018
Amended description with annotations
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Nov 6, 2018
Claims
Search/Exam
Nov 6, 2018
Description
Search/Exam
Nov 6, 2018
Letter accompanying subsequently filed items
Search/Exam
Nov 6, 2018
Sep 5, 2018
Aug 24, 2018
(Electronic) Receipt
Search/Exam
Aug 24, 2018
Apr 26, 2018
Annex to the communication
Search/Exam
Apr 26, 2018
Communication from the Examining Division
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Mar 21, 2018
Decision to allow further processing
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Mar 12, 2018
(Electronic) Receipt
Search/Exam
Mar 12, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 12, 2018
Mar 12, 2018
Request for further processing
Search/Exam
Jan 3, 2018
Sep 18, 2017
Sep 13, 2017
(Electronic) Receipt
Search/Exam
Sep 13, 2017
May 18, 2017
Annex to the communication
Search/Exam
May 18, 2017
Communication from the Examining Division
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May 10, 2017
Examination started
Search/Exam
Dec 15, 2016
(Electronic) Receipt
Search/Exam
Dec 15, 2016
Dec 15, 2016
Amended claims with annotations
Search/Exam
Dec 15, 2016
Amendments received before examination
Search/Exam
Dec 15, 2016
Letter accompanying subsequently filed items
Search/Exam
Jun 20, 2016
May 25, 2016
Refund of fees
Search/Exam
May 20, 2016
May 20, 2016
May 19, 2016
Notification of forthcoming publication
Search/Exam
May 12, 2016
Letter which had not been notified
Search/Exam
May 11, 2016
May 11, 2016
European search opinion
Search/Exam
May 11, 2016
European search report
Search/Exam
May 11, 2016
Information on Search Strategy
Search/Exam
May 10, 2016
Letter which had not been notified
Search/Exam
Apr 29, 2016
Search started
Search/Exam
Apr 28, 2016
Apr 28, 2016
Apr 28, 2016
Apr 21, 2016
Letter which had not been notified
Search/Exam
Apr 21, 2016
Letter which had not been notified
Search/Exam
Apr 21, 2016
Letter which had not been notified
Search/Exam
Mar 29, 2016
Communication to designated inventor
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Mar 29, 2016
Communication to designated inventor
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Mar 29, 2016
Communication to designated inventor
Search/Exam
Mar 29, 2016
Communication to designated inventor
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Mar 29, 2016
Communication to designated inventor
Search/Exam
Mar 29, 2016
Communication to designated inventor
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Mar 29, 2016
Communication to designated inventor
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Mar 29, 2016
Communication to designated inventor
Search/Exam
Mar 29, 2016
Communication to designated inventor
Search/Exam
Feb 2, 2016
Abstract
Search/Exam
Feb 2, 2016
Feb 2, 2016
Claims
Search/Exam
Feb 2, 2016
Converted Sequence Listing
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Feb 2, 2016
Description
Search/Exam
Feb 2, 2016
Designation of inventor
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Feb 2, 2016
Letter concerning search matters
Search/Exam
Feb 2, 2016
Matter concerning the application
Search/Exam
Feb 2, 2016
Request for grant of a European patent
Search/Exam
Feb 15, 2012
Feb 15, 2012
Feb 15, 2012