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The patent EP3208347 was granted to Ionis Pharmaceuticals on Aug 14, 2019. The application was filed on Feb 8, 2011 under application number EP16203872A. 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 |
|---|---|---|---|
| HOFFMANN EITLE | May 14, 2020 | HOFFMANN EITLE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US20070989574 |
| DESCRIPTION | US20080026998 |
| DESCRIPTION | US20080056564 |
| DESCRIPTION | US20080099844 |
| DESCRIPTION | WO2008US64591 |
| DESCRIPTION | WO2008US66154 |
| DESCRIPTION | WO2008US68922 |
| DESCRIPTION | US2004171570 |
| DESCRIPTION | US2005130923 |
| DESCRIPTION | US2007287831 |
| DESCRIPTION | US2008039618 |
| DESCRIPTION | US2009012281 |
| 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 | WO2008049085 |
| DESCRIPTION | WO2008101157 |
| DESCRIPTION | WO2008143774 |
| DESCRIPTION | WO2008147930 |
| DESCRIPTION | WO2008150729 |
| DESCRIPTION | WO2008154401 |
| DESCRIPTION | WO2009006478 |
| DESCRIPTION | WO2009135322 |
| DESCRIPTION | WO9414226 |
| DESCRIPTION | WO9839352 |
| DESCRIPTION | WO9914226 |
| OPPOSITION | US2006063730 |
| OPPOSITION | WO2007089584 |
| OPPOSITION | WO2009135322 |
| SEARCH | WO2008147887 |
| SEARCH | WO2009135322 |
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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Jul 18, 2019
Decision to grant a European patent
Search/Exam
Jul 3, 2019
(Electronic) Receipt
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Jul 3, 2019
Filing of the translations of the claims
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Jul 3, 2019
French translation of claims
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Jul 3, 2019
German translation of the claims
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Jul 3, 2019
Letter accompanying subsequently filed items
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Feb 22, 2019
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Feb 22, 2019
Intention to grant (signatures)
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Feb 22, 2019
Text intended for grant (clean copy)
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Feb 22, 2019
Text intended for grant (sequence listing)
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Feb 22, 2019
Nov 12, 2018
(Electronic) Receipt
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Nov 12, 2018
Amended description with annotations
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Nov 12, 2018
Description
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Nov 12, 2018
Letter accompanying subsequently filed items
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Nov 12, 2018
Jul 17, 2018
Annex to the communication
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Jul 17, 2018
Communication from the Examining Division
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Jul 9, 2018
Examination started
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Jul 4, 2018
Decision to allow further processing
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Jun 18, 2018
(Electronic) Receipt
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Jun 18, 2018
Jun 18, 2018
Amended claims with annotations
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Jun 18, 2018
Letter accompanying subsequently filed items
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Jun 18, 2018
Request for further processing
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Apr 11, 2018
Feb 21, 2018
(Electronic) Receipt
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Feb 21, 2018
Letter accompanying subsequently filed items
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Feb 21, 2018
Written request for examination
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Aug 28, 2017
Jul 26, 2017
Notification of forthcoming publication
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Jul 24, 2017
Jul 24, 2017
European search opinion
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Jul 24, 2017
European search report
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Jul 24, 2017
Information on Search Strategy
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May 8, 2017
Search started
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Apr 26, 2017
Refund of fees
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Apr 7, 2017
(Electronic) Receipt
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Apr 7, 2017
Claims
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Apr 7, 2017
Letter accompanying subsequently filed items
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Apr 7, 2017
Matter concerning the application
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Mar 6, 2017
Communication to designated inventor
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Mar 6, 2017
Communication to designated inventor
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Mar 6, 2017
Communication to designated inventor
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Mar 6, 2017
Communication to designated inventor
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Mar 6, 2017
Communication to designated inventor
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Mar 6, 2017
Communication to designated inventor
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Mar 6, 2017
Communication to designated inventor
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Feb 1, 2017
Invitation to file claims
Search/Exam
Jan 11, 2017
(Electronic) Receipt
Search/Exam
Jan 11, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 11, 2017
Letter concerning fees and payments
Search/Exam
Dec 13, 2016
Abstract
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Dec 13, 2016
Dec 13, 2016
Converted Sequence Listing
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Dec 13, 2016
Description
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Dec 13, 2016
Designation of inventor
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Dec 13, 2016
Drawings
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Dec 13, 2016
Letter concerning search matters
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Dec 13, 2016
Request for grant of a European patent
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Aug 30, 2011
Aug 30, 2011