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The patent EP3398181 was granted to Audi on Apr 13, 2022. The application was filed on Feb 28, 2017 under application number EP17707842A. 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 |
|---|---|---|---|
| TOLL COLLECT | Feb 10, 2020 | MAIKOWSKI & NINNEMANN PATENTANWALTE PARTNERSCHAFT MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102010054214 |
| DESCRIPTION | DE102011082123 |
| INTERNATIONAL-SEARCH-REPORT | DE102010054214 |
| INTERNATIONAL-SEARCH-REPORT | DE102015202837 |
| INTERNATIONAL-SEARCH-REPORT | US6201493 |
| OPPOSITION | EP2924662 |
| OPPOSITION | US2004203461 |
| OPPOSITION | US2005065711 |
| OPPOSITION | US2006176169 |
| OPPOSITION | US2011130947 |
| OPPOSITION | US6611227 |
| OPPOSITION | US7187321 |
| OPPOSITION | WO2014047250 |
| OPPOSITION | WO2016032780 |
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.
Date
Description
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Mar 17, 2022
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OPPO
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OPPO
Mar 22, 2021
Description
OPPO
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Description
OPPO
Feb 18, 2021
Description
OPPO
Feb 18, 2021
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Authorisation
OPPO
Dec 9, 2020
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Decision to grant a European patent
Search/Exam
Mar 27, 2019
(Electronic) Receipt
Search/Exam
Mar 27, 2019
English translation of the claims
Search/Exam
Mar 27, 2019
Filing of the translations of the claims
Search/Exam
Mar 27, 2019
French translation of claims
Search/Exam
Mar 4, 2019
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Intention to grant (signatures)
Search/Exam
Mar 4, 2019
Text intended for grant (clean copy)
Search/Exam
Mar 4, 2019
Jan 25, 2019
Examination started
Search/Exam
Oct 10, 2018
Sep 12, 2018
Claims
Search/Exam
Sep 12, 2018
Sep 5, 2018
Aug 30, 2018
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Reply by International Bureau
Search/Exam
Aug 30, 2018
Aug 20, 2018
Communication to designated inventor
Search/Exam
Aug 20, 2018
Communication to designated inventor
Search/Exam
Aug 20, 2018
Aug 17, 2018
Enquiry with the International Bureau
Search/Exam
Aug 2, 2018
(Electronic) Receipt
Search/Exam
Aug 2, 2018
Priority search results
Search/Exam
Aug 2, 2018
Request for entry into the European phase
Search/Exam
Jul 18, 2018
Information on entry into European phase
Search/Exam
Feb 5, 2018
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Dec 12, 2017
Notification of election of EPO
Search/Exam
Nov 22, 2017
Nov 14, 2017
PCT demand form
PCT2
Nov 14, 2017
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Oct 2, 2017
Sep 14, 2017
Copy of the international search report
Search/Exam
Sep 14, 2017
Copy of the international search report
Search/Exam
Sep 14, 2017
Published international application - A1
Search/Exam
Jun 22, 2017
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Mar 21, 2017
Mar 7, 2017
Feb 28, 2017
(Electronic) Receipt
PCTRO
Feb 28, 2017
Abstract
PCTRO
Feb 28, 2017
Claims
PCTRO
Feb 28, 2017
Description
PCTRO
Feb 28, 2017
Feb 28, 2017
Drawings
PCTRO
Feb 28, 2017