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The patent EP3554198 was granted to Signify Holding on Apr 7, 2021. The application was filed on Aug 19, 2014 under application number EP19172206A. 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 |
|---|---|---|---|
| VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB | Jan 7, 2022 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB | ADMISSIBLE |
| HELVAR | Jan 5, 2022 | PAPULA | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US6016038 |
| DESCRIPTION | US6211626 |
| OPPOSITION | DE202005006465U |
| OPPOSITION | EP2306791 |
| OPPOSITION | US2008041930 |
| OPPOSITION | US2009112366 |
| OPPOSITION | US2010007514 |
| OPPOSITION | US2011080111 |
| OPPOSITION | US2012187845 |
| OPPOSITION | US2012306621 |
| OPPOSITION | US2013002168 |
| OPPOSITION | US2013175947 |
| OPPOSITION | US6876295 |
| OPPOSITION | US8143803 |
| OPPOSITION | US8324838 |
| OPPOSITION | WO2007141713 |
| OPPOSITION | WO2012176097 |
| OPPOSITION | WO2013003804 |
| SEARCH | EP2306791 |
| SEARCH | US2005269480 |
| SEARCH | US2008041930 |
| SEARCH | WO2014013377 |
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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Means of redress
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Decision to grant a European patent
Search/Exam
Mar 1, 2021
(Electronic) Receipt
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French translation of claims
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German translation of the claims
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Mar 1, 2021
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(Electronic) Receipt
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Amended claims with annotations
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Claims
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Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Jun 8, 2020
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Examination started
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(Electronic) Receipt
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Amended description with annotations
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Mar 17, 2020
Amendments received before examination
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Letter accompanying subsequently filed items
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Oct 21, 2019
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Notification of forthcoming publication
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Jul 17, 2019
Refund of fees
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European search opinion
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European search report
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Jul 16, 2019
Information on Search Strategy
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Jun 27, 2019
Search started
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May 2, 2019
Abstract
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Claims
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May 2, 2019
Description
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Designation of inventor
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May 2, 2019
Drawings
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May 2, 2019
Request for grant of a European patent
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Mar 17, 2015