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The patent EP3089480 was granted to Audio LAB Austria on Jun 17, 2020. The application was filed on Apr 6, 2016 under application number EP16164091A. 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 |
|---|---|---|---|
| KS HIMPP | Apr 19, 2018 | SCHWAN SCHORER & PARTNER MBB | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | EP0263667 |
| OPPOSITION | EP0590698 |
| OPPOSITION | EP0660642 |
| OPPOSITION | EP1246505 |
| OPPOSITION | EP1629805 |
| OPPOSITION | EP1795160 |
| OPPOSITION | US2011271965 |
| OPPOSITION | US6144750 |
| OPPOSITION | US6938622 |
| OPPOSITION | WO0203757 |
| OPPOSITION | WO02071794 |
| OPPOSITION | WO2005041831 |
| SEARCH | EP0478892 |
| SEARCH | EP2615854 |
| SEARCH | US2013251161 |
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
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(Electronic) Receipt
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English translation of the claims
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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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(Electronic) Receipt
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Amended claims with annotations
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Letter accompanying subsequently filed items
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Submission concerning representation
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Notification of forthcoming publication
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European search opinion
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European search report
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Information on Search Strategy
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Communication to designated inventor
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Letter concerning the priority
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Priority document
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Abstract
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Description
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Designation of inventor
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Request for grant of a European patent
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