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The patent EP2968434 was granted to Shire Viropharma on Jun 28, 2017. The application was filed on Mar 17, 2014 under application number EP14762343A. 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 |
|---|---|---|---|
| OCTAPHARMA | Mar 28, 2018 | ULLRICH & NAUMANN | ADMISSIBLE |
| OCTAPHARMA | Mar 28, 2018 | ULLRICH & NAUMANN PARTG MBB | ADMISSIBLE |
| CSL BEHRING | Mar 28, 2018 | PLASSERAUD | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US6090777 |
| OPPOSITION | US7067713 |
| OPPOSITION | WO2014145519 |
| OTHER | WO2009073569 |
| SEARCH | WO2011116291 |
| SEARCH | WO2013013017 |
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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Refund of fees
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French translation of claims
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May 19, 2017
Apr 28, 2017
Annex to the communication
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Apr 28, 2017
Consultation by telephone/in person
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Claims
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Description
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Mar 2, 2017
Letter accompanying subsequently filed items
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Letter accompanying subsequently filed items
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Non-patent literature filed by a third party
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Patent document filed by a Third party
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Nov 16, 2016
Annex to the communication
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Nov 16, 2016
Communication from the Examining Division
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Nov 2, 2016
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Information on Search Strategy
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Supplementary European search report
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Search started
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Request for entry into the European phase
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Dec 31, 2014
Copy of the international search report
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Dec 31, 2014
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Sep 18, 2014
Converted Sequence Listing
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Sep 18, 2014
Published international application - A2
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