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The patent EP3150316 was granted to Ghring on Aug 17, 2022. The application was filed on Mar 3, 2015 under application number EP16198030A. 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 |
|---|---|---|---|
| ISCAR | Feb 11, 2019 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE10325600 |
| OPPOSITION | CN102009216 |
| OPPOSITION | CN102489764 |
| OPPOSITION | CN201524832U |
| OPPOSITION | CN202606959U |
| OPPOSITION | DE102010025148 |
| OPPOSITION | DE10325600 |
| OPPOSITION | DE1177904 |
| OPPOSITION | JP2011189463 |
| OPPOSITION | JP2557189Y |
| OPPOSITION | JPS5352901 |
| OPPOSITION | US2003118411 |
| OPPOSITION | US2004120777 |
| OPPOSITION | US2007248422 |
| OPPOSITION | US2007286691 |
| OPPOSITION | US2007297864 |
| OPPOSITION | US2010178119 |
| OPPOSITION | US2011150583 |
| OPPOSITION | US2011217132 |
| OPPOSITION | US2012183363 |
| OPPOSITION | US6742968 |
| OPPOSITION | US7367754 |
| OPPOSITION | US7431538 |
| OPPOSITION | US7997834 |
| OPPOSITION | US8475088 |
| OPPOSITION | WO2014125473 |
| SEARCH | DE10325600 |
| SEARCH | US2004120777 |
| SEARCH | US2795979 |
| SEARCH | US6435780 |
| SEARCH | US7367754 |
| SEARCH | US8475088 |
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
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(Electronic) Receipt
Search/Exam
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English translation of the claims
Search/Exam
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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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Intention to grant (signatures)
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Nov 17, 2017
Text intended for grant (clean copy)
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Examination started
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(Electronic) Receipt
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Letter concerning fees and payments
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Oct 5, 2017
Reply to Written Opinion prepared by the EPO
Search/Exam
May 10, 2017
Refund of fees
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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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Mar 3, 2017
Information on Search Strategy
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Modified abstract
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Search started
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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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Abstract
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Claims
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Description
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Nov 9, 2016
Designation of inventor
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Nov 9, 2016
Drawings
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Nov 9, 2016
Request for grant of a European patent
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Apr 1, 2016
May 21, 2015
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