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The patent EP3174660 was granted to Audi on Mar 20, 2019. The application was filed on Jul 1, 2015 under application number EP15734297A. 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 |
|---|---|---|---|
| GF CASTING SOLUTIONS | Dec 20, 2019 | PATENT UND RECHTSANWALTE BEHRMANN WAGNER PARTG MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP2127797 |
| INTERNATIONAL-SEARCH-REPORT | EP2722124 |
| INTERNATIONAL-SEARCH-REPORT | WO2011023616 |
| OPPOSITION | DE3942482 |
| OPPOSITION | EP2127797 |
| OPPOSITION | EP2314890 |
| OPPOSITION | EP2722124 |
| OPPOSITION | US2013270229 |
| OPPOSITION | WO20111023616 |
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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Description
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OPPO
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OPPO
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Decision to grant a European patent
Search/Exam
Feb 5, 2019
(Electronic) Receipt
Search/Exam
Feb 5, 2019
English translation of the claims
Search/Exam
Feb 5, 2019
Filing of the translations of the claims
Search/Exam
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French translation of claims
Search/Exam
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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Examination started
Search/Exam
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Amended claims with annotations
Search/Exam
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Amended description with annotations
Search/Exam
Jul 27, 2017
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Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Information on entry into European phase
Search/Exam
Dec 12, 2016
Priority search results
Search/Exam
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Request for entry into the European phase
Search/Exam
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Copy of the international search report
Search/Exam
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Copy of the international search report
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Published international application - A1
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Sep 22, 2015
ISR: cited documents
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PCTRO
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PCTRO
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PCTRO
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