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The patent EP3127542 was granted to Viiv Healthcare on Aug 22, 2018. The application was filed on Jan 24, 2011 under application number EP16187411A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| SANDOZ | May 22, 2019 | TER MEER STEINMEISTER & PARTNER | ADMISSIBLE |
| STADA ARZNEIMITTEL | May 22, 2019 | HAMM & WITTKOPP | ADMISSIBLE |
| TEVA PHARMACEUTICALS | May 22, 2019 | D YOUNG | ADMISSIBLE |
| COOKE | May 20, 2019 | ELKINGTON AND FIFE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US5034394 |
| DESCRIPTION | US5047407 |
| DESCRIPTION | US5089500 |
| DESCRIPTION | US5519021 |
| DESCRIPTION | US5641889 |
| DESCRIPTION | US5663169 |
| DESCRIPTION | US5663320 |
| DESCRIPTION | US5693787 |
| DESCRIPTION | US5696254 |
| DESCRIPTION | US5808147 |
| DESCRIPTION | US5811423 |
| DESCRIPTION | US5840990 |
| DESCRIPTION | US5849911 |
| DESCRIPTION | US5905082 |
| DESCRIPTION | US5914332 |
| DESCRIPTION | US5917041 |
| DESCRIPTION | US5917042 |
| DESCRIPTION | US5919941 |
| DESCRIPTION | US5922695 |
| DESCRIPTION | US5935946 |
| DESCRIPTION | US5977089 |
| DESCRIPTION | US6043230 |
| DESCRIPTION | US6051709 |
| DESCRIPTION | US6069249 |
| DESCRIPTION | US6087383 |
| DESCRIPTION | US6087501 |
| DESCRIPTION | US6281367 |
| DESCRIPTION | US6294540 |
| DESCRIPTION | US6329522 |
| DESCRIPTION | US6340587 |
| DESCRIPTION | US6392085 |
| DESCRIPTION | US6436989 |
| DESCRIPTION | US6448403 |
| DESCRIPTION | US6514953 |
| DESCRIPTION | US6552193 |
| DESCRIPTION | US6555133 |
| DESCRIPTION | US6555687 |
| DESCRIPTION | US6639071 |
| DESCRIPTION | US6646125 |
| DESCRIPTION | US6870053 |
| DESCRIPTION | US6939964 |
| DESCRIPTION | US7109228 |
| DESCRIPTION | US7119202 |
| DESCRIPTION | US7534809 |
| OPPOSITION | EP1874117 |
| OPPOSITION | US7511037 |
| OPPOSITION | WO2006116764 |
| SEARCH | US2006084627 |
| SEARCH | US2009318421 |
| SEARCH | WO2009148600 |
| SEARCH | WO2010011812 |
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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Filing of the translations of the claims
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French translation of claims
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Letter accompanying subsequently filed items
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Mar 9, 2018
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Feb 15, 2018
Amended description with annotations
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Description
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Feb 15, 2018
Letter accompanying subsequently filed items
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Feb 15, 2018
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Intention to grant (signatures)
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Nov 22, 2017
Text intended for grant (clean copy)
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Nov 22, 2017
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(Electronic) Receipt
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Sep 5, 2017
Annex
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Letter accompanying subsequently filed items
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Annex to a communication
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May 19, 2017
Annex to the communication
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May 19, 2017
Communication from the Examining Division
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May 10, 2017
Examination started
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Feb 21, 2017
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Feb 21, 2017
Letter accompanying subsequently filed items
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Feb 21, 2017
Written request for examination
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Feb 13, 2017
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Notification of forthcoming publication
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Dec 21, 2016
Refund of fees
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Dec 1, 2016
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European search opinion
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Dec 1, 2016
European search report
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Dec 1, 2016
Information on Search Strategy
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Nov 18, 2016
Search started
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Oct 28, 2016
Communication to designated inventor
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Sep 12, 2016
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Sep 12, 2016
Letter accompanying subsequently filed items
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Sep 6, 2016
Abstract
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Sep 6, 2016
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Claims
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Sep 6, 2016
Description
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Sep 6, 2016
Designation of inventor
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Sep 6, 2016
Drawings
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Sep 6, 2016
Letter concerning search matters
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Sep 6, 2016
Request for grant of a European patent
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Aug 24, 2011