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The patent EP3215223 was granted to Indivior UK on Jul 1, 2020. The application was filed on Nov 6, 2015 under application number EP15828368A. 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 |
|---|---|---|---|
| ELKINGTON AND FIFE | Mar 30, 2021 | ELKINGTON AND FIFE | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | WO0115699 |
| INTERNATIONAL-SEARCH-REPORT | WO2011154724 |
| INTERNATIONAL-SEARCH-REPORT | WO2015136253 |
| OPPOSITION | WO0115699 |
| OPPOSITION | WO2011154724 |
| OPPOSITION | WO2014016428 |
| OPPOSITION | WO2015136253 |
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
Search/Exam
May 22, 2020
(Electronic) Receipt
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May 22, 2020
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Apr 20, 2020
Text intended for grant (clean copy)
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Communication to designated inventor
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Communication to designated inventor
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Mar 20, 2020
Change to the inventor details
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(Electronic) Receipt
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(Electronic) Receipt
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Amended claims with annotations
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Claims
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French translation of claims
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German translation of the claims
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Mar 17, 2020
Letter accompanying subsequently filed items
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Letter accompanying subsequently filed items
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Letter concerning the inventor
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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(Electronic) Receipt
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Jul 12, 2019
Letter accompanying subsequently filed items
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(Electronic) Receipt
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Apr 12, 2019
Amended claims with annotations
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Claims
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Letter accompanying subsequently filed items
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Annex to the communication
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Dec 18, 2018
Communication from the Examining Division
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Dec 12, 2018
Examination started
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Jan 10, 2018
(Electronic) Receipt
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Jan 10, 2018
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Amended claims with annotations
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Jan 10, 2018
Amendments received before examination
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Jan 10, 2018
Letter accompanying subsequently filed items
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Aug 17, 2017
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Letter which had not been notified
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Jul 5, 2017
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Communication to designated inventor
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May 29, 2017
(Electronic) Receipt
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May 29, 2017
Request for entry into the European phase
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Information on entry into European phase
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Copy of the international search report
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May 12, 2016
Published international application - A1
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Mar 24, 2016
ISR: cited documents
PCTISA
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Abstract
PCTISA
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Claims
PCTISA
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Description
PCTISA
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