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The patent EP3096785 was granted to Pfizer on Sep 9, 2020. The application was filed on Jan 15, 2015 under application number EP15708580A. 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 |
|---|---|---|---|
| SK BIOSCIENCE | Jun 9, 2021 | ZWICKER | ADMISSIBLE |
| SANOFI PASTEUR | Jun 8, 2021 | ZWICKER | ADMISSIBLE |
| MERCK SHARP & DOHME | Jun 4, 2021 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | CN103495161 |
| DESCRIPTION | EP0372501 |
| DESCRIPTION | EP0378881 |
| DESCRIPTION | EP0427347 |
| DESCRIPTION | EP0471177 |
| DESCRIPTION | EP0594610 |
| DESCRIPTION | EP0689454 |
| DESCRIPTION | EP0735898 |
| DESCRIPTION | EP0761231 |
| DESCRIPTION | EP0835318 |
| DESCRIPTION | GB2220221 |
| DESCRIPTION | US2006228380 |
| DESCRIPTION | US2006228381 |
| DESCRIPTION | US2007184071 |
| DESCRIPTION | US2007184072 |
| DESCRIPTION | US2007231340 |
| DESCRIPTION | US2008102498 |
| DESCRIPTION | US2008286838 |
| DESCRIPTION | US4709017 |
| DESCRIPTION | US4950740 |
| DESCRIPTION | US5614382 |
| DESCRIPTION | US5843711 |
| DESCRIPTION | US5917017 |
| DESCRIPTION | US6194388 |
| DESCRIPTION | US6207646 |
| DESCRIPTION | US6214806 |
| DESCRIPTION | US6218371 |
| DESCRIPTION | US6239116 |
| DESCRIPTION | US6339068 |
| DESCRIPTION | US6455673 |
| DESCRIPTION | WO0007621 |
| DESCRIPTION | WO0023105 |
| DESCRIPTION | WO0037105 |
| DESCRIPTION | WO0039299 |
| DESCRIPTION | WO0041720 |
| DESCRIPTION | WO0048630 |
| DESCRIPTION | WO0056357 |
| DESCRIPTION | WO0056358 |
| DESCRIPTION | WO0061761 |
| DESCRIPTION | WO0062800 |
| DESCRIPTION | WO0121152 |
| DESCRIPTION | WO0121207 |
| DESCRIPTION | WO0172337 |
| DESCRIPTION | WO0198334 |
| DESCRIPTION | WO02091998 |
| DESCRIPTION | WO03024480 |
| DESCRIPTION | WO03054007 |
| DESCRIPTION | WO2004081515 |
| DESCRIPTION | WO2004083251 |
| DESCRIPTION | WO2005033148 |
| DESCRIPTION | WO2006032499 |
| DESCRIPTION | WO2006110352 |
| DESCRIPTION | WO2006110381 |
| DESCRIPTION | WO2006134423 |
| DESCRIPTION | WO2007026190 |
| DESCRIPTION | WO2008079653 |
| DESCRIPTION | WO2008118752 |
| DESCRIPTION | WO2008143709 |
| DESCRIPTION | WO2009000826 |
| DESCRIPTION | WO2010125480 |
| DESCRIPTION | WO2014027302 |
| DESCRIPTION | WO2014097099 |
| DESCRIPTION | WO9003184 |
| DESCRIPTION | WO9101146 |
| DESCRIPTION | WO9315760 |
| DESCRIPTION | WO9317712 |
| DESCRIPTION | WO9403208 |
| DESCRIPTION | WO9508348 |
| DESCRIPTION | WO9602555 |
| DESCRIPTION | WO9611711 |
| DESCRIPTION | WO9629094 |
| DESCRIPTION | WO9818810 |
| DESCRIPTION | WO9836772 |
| DESCRIPTION | WO9842721 |
| DESCRIPTION | WO9857659 |
| DESCRIPTION | WO9858668 |
| DESCRIPTION | WO9911241 |
| DESCRIPTION | WO9944636 |
| DESCRIPTION | WO9952549 |
| EXAMINATION | US2012321658 |
| EXAMINATION | WO2007071711 |
| EXAMINATION | WO2009000824 |
| INTERNATIONAL-SEARCH-REPORT | US2013273098 |
| INTERNATIONAL-SEARCH-REPORT | WO2008079653 |
| INTERNATIONAL-SEARCH-REPORT | WO2008157590 |
| INTERNATIONAL-SEARCH-REPORT | WO2014118201 |
| OPPOSITION | US2012321660 |
| OPPOSITION | US2013344103 |
| OPPOSITION | US9492559 |
| OPPOSITION | WO2007071711 |
| OPPOSITION | WO2008079732 |
| OPPOSITION | WO2009000825 |
| OPPOSITION | WO2011100151 |
| OPPOSITION | WO2014027302 |
| OPPOSITION | WO2014097099 |
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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Decision to grant a European patent
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Jul 31, 2020
(Electronic) Receipt
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Jul 31, 2020
French translation of claims
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Consultation by telephone/in person
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Apr 17, 2020
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Apr 17, 2020
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Feb 4, 2020
Summons to attend oral proceedings
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Dec 3, 2019
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Nov 22, 2019
(Electronic) Receipt
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Nov 22, 2019
Amended claims with annotations
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Nov 22, 2019
Claims
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Nov 22, 2019
Letter accompanying subsequently filed items
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Nov 22, 2019
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Mar 25, 2019
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Feb 7, 2019
Communication from the Examining Division
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Jan 4, 2019
(Electronic) Receipt
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Jan 4, 2019
Letter accompanying subsequently filed items
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Jan 4, 2019
Matter concerning the application
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Oct 25, 2018
Annex to the communication
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Oct 25, 2018
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Examination started
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Jun 26, 2018
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Letter which had not been notified
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Communication to designated inventor
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Aug 12, 2016
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Aug 12, 2016
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Aug 12, 2016
Converted Sequence Listing
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Aug 12, 2016
Request for entry into the European phase
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Aug 8, 2016
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Information on entry into European phase
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Nov 26, 2015
Copy of the international search report
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Nov 26, 2015
Sep 25, 2015
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Separate sheet
PCTISA
Sep 10, 2015
ISR: cited documents
PCTISA
Sep 10, 2015
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Separate sheet
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Sep 9, 2015
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Aug 17, 2015
Jul 30, 2015
Converted Sequence Listing
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Jul 30, 2015
Published international application - A2
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Jun 15, 2015
(Electronic) Receipt
PCTISA
Feb 27, 2015
Abstract
PCTISA
Feb 27, 2015
Claims
PCTISA
Feb 27, 2015
Description
PCTISA
Feb 27, 2015
Drawings
PCTISA