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The patent EP3442737 was granted to Audi on Aug 30, 2023. The application was filed on Jul 10, 2017 under application number EP17739194A. 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 |
|---|---|---|---|
| GLEASON SWITZERLAND | Jun 8, 2021 | LEINWEBER & ZIMMERMANN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102012108717 |
| DESCRIPTION | DE19625285 |
| DESCRIPTION | DE3501935 |
| INTERNATIONAL-SEARCH-REPORT | DE102012015846 |
| INTERNATIONAL-SEARCH-REPORT | DE102015120556 |
| INTERNATIONAL-SEARCH-REPORT | DE19630486 |
| INTERNATIONAL-SEARCH-REPORT | DE2719524 |
| INTERNATIONAL-SEARCH-REPORT | DE9300936U |
| INTERNATIONAL-SEARCH-REPORT | EP0186101 |
| INTERNATIONAL-SEARCH-REPORT | EP0282046 |
| INTERNATIONAL-SEARCH-REPORT | EP0688623 |
| INTERNATIONAL-SEARCH-REPORT | EP2036675 |
| INTERNATIONAL-SEARCH-REPORT | FR879288 |
| OPPOSITION | DE10305752 |
| OPPOSITION | DE19630486 |
| OPPOSITION | FR879288 |
| OPPOSITION | WO2015021565 |
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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Aug 3, 2023
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Means of redress
OPPO
Mar 1, 2023
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Sep 21, 2020
Aug 13, 2020
Decision to grant a European patent
Search/Exam
Jul 14, 2020
Jul 7, 2020
(Electronic) Receipt
Search/Exam
Jul 7, 2020
English translation of the claims
Search/Exam
Jul 7, 2020
Filing of the translations of the claims
Search/Exam
Jul 7, 2020
French translation of claims
Search/Exam
Apr 28, 2020
Apr 28, 2020
Apr 28, 2020
Intention to grant (signatures)
Search/Exam
Apr 28, 2020
Text intended for grant (clean copy)
Search/Exam
Apr 28, 2020
Jan 28, 2020
(Electronic) Receipt
Search/Exam
Jan 28, 2020
Amended claims with annotations
Search/Exam
Jan 28, 2020
Claims
Search/Exam
Jan 28, 2020
Letter accompanying subsequently filed items
Search/Exam
Jan 28, 2020
Oct 28, 2019
Annex to the communication
Search/Exam
Oct 28, 2019
Communication from the Examining Division
Search/Exam
Oct 22, 2019
Examination started
Search/Exam
Aug 12, 2019
(Electronic) Receipt
Search/Exam
Aug 12, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 12, 2019
Priority search results
Search/Exam
Aug 2, 2019
Feb 15, 2019
Jan 23, 2019
Jan 15, 2019
(Electronic) Receipt
Search/Exam
Jan 15, 2019
Jan 15, 2019
Amended claims with annotations
Search/Exam
Jan 15, 2019
Amendments received before examination
Search/Exam
Jan 15, 2019
Letter accompanying subsequently filed items
Search/Exam
Dec 12, 2018
Dec 11, 2018
Dec 10, 2018
Communication to designated inventor
Search/Exam
Dec 10, 2018
Communication to designated inventor
Search/Exam
Dec 10, 2018
Communication to designated inventor
Search/Exam
Nov 16, 2018
(Electronic) Receipt
Search/Exam
Nov 16, 2018
Request for entry into the European phase
Search/Exam
Oct 9, 2018
Oct 9, 2018
Oct 9, 2018
Oct 9, 2018
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Jul 9, 2018
Written opinion
PCT2
Jul 9, 2018
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Mar 1, 2018
Feb 12, 2018
Notification of election of EPO
Search/Exam
Feb 8, 2018
Copy of the international search report
Search/Exam
Feb 8, 2018
Copy of the international search report
Search/Exam
Feb 8, 2018
Published international application - A1
Search/Exam
Jan 9, 2018
Dec 28, 2017
PCT demand form
PCT2
Dec 28, 2017
Dec 28, 2017
Dec 28, 2017
Dec 28, 2017
Sep 14, 2017
Sep 14, 2017
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Aug 3, 2017
Jul 26, 2017
Jul 10, 2017
Abstract
PCTRO
Jul 10, 2017
Claims
PCTRO
Jul 10, 2017
Description
PCTRO
Jul 10, 2017
Jul 10, 2017
Drawings
PCTRO
Jul 10, 2017
Jul 10, 2017