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The patent EP3130684 was granted to Uacj on Oct 29, 2025. The application was filed on Apr 8, 2015 under application number EP15777267A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| SPEIRA | Oct 25, 2019 | COHAUSZ & FLORACK | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | JP2001003131 |
| INTERNATIONAL-SEARCH-REPORT | JP2005008926 |
| INTERNATIONAL-SEARCH-REPORT | JP2009041045 |
| INTERNATIONAL-SEARCH-REPORT | JP2015034330 |
| INTERNATIONAL-SEARCH-REPORT | WO2013118734 |
| OPPOSITION | CA2166615 |
| OPPOSITION | JP2001003131 |
| OPPOSITION | JP2005008926 |
| OPPOSITION | JP2009041045 |
| OPPOSITION | JP2009238831 |
| OPPOSITION | JP2011019385 |
| OPPOSITION | JP2015034330 |
| OPPOSITION | KR20060055602 |
| OPPOSITION | US5266130 |
| OPPOSITION | US6129792 |
| OPPOSITION | WO2013118734 |
| SEARCH | CA2166615 |
| SEARCH | KR20060055602 |
| SEARCH | US5266130 |
| SEARCH | US6129792 |
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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(Electronic) Receipt
Appeal
Apr 15, 2024
General enquiry
Appeal
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Appeal
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Appeal
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Appeal
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Non-scannable object
Appeal
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(Electronic) Receipt
Appeal
Oct 4, 2021
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Notice of appeal
Appeal
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OPPO
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OPPO
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Decision to grant a European patent
Search/Exam
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Intention to grant (signatures)
Search/Exam
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Text intended for grant (clean copy)
Search/Exam
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French translation of claims
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German translation of the claims
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(Electronic) Receipt
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Nov 7, 2018
Letter accompanying subsequently filed items
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Translation of the claims
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Nov 7, 2018
Translation of the claims
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Intention to grant (signatures)
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Jul 5, 2018
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Jul 5, 2018
Jun 20, 2018
Examination started
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Amended claims with annotations
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Amended description with annotations
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Nov 9, 2017
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European search opinion
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Oct 23, 2017
Information on Search Strategy
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Oct 23, 2017
Supplementary European search report
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Oct 5, 2017
Search started
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Jan 18, 2017
Notification of forthcoming publication
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Nov 18, 2016
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Communication to designated inventor
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Nov 16, 2016
Communication to designated inventor
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Oct 20, 2016
(Electronic) Receipt
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Oct 20, 2016
Abstract
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Oct 20, 2016
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Amended claims with annotations
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Oct 20, 2016
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Oct 20, 2016
Claims
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Oct 20, 2016
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Description
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Oct 20, 2016
Drawings
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Oct 20, 2016
Request for entry into the European phase
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Information on entry into European phase
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Nov 3, 2015
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Copy of the international search report
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Oct 15, 2015
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International publication pamphlet
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