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The patent EP3568604 was granted to GKN Driveline on Sep 24, 2025. The application was filed on Jan 11, 2017 under application number EP17700800A. 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 |
|---|---|---|---|
| CARL FREUDENBERG | Apr 8, 2021 | REISER & PARTNER PATENTANWALTE MBB | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | CN101398081 |
| INTERNATIONAL-SEARCH-REPORT | DE102004037715 |
| INTERNATIONAL-SEARCH-REPORT | JP2002340013 |
| INTERNATIONAL-SEARCH-REPORT | JP2004108435 |
| INTERNATIONAL-SEARCH-REPORT | JP2013204685 |
| OPPOSITION | CN101398081 |
| OPPOSITION | DE10131302 |
| OPPOSITION | DE102004037715 |
| OPPOSITION | EP0924450 |
| OPPOSITION | EP0942189 |
| OPPOSITION | EP1182372 |
| OPPOSITION | EP1273834 |
| OPPOSITION | EP2730795 |
| OPPOSITION | JP2002340013 |
| OPPOSITION | JP2004108435 |
| OPPOSITION | JP2013204685 |
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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(Electronic) Receipt
Appeal
Mar 12, 2025
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(Electronic) Receipt
Appeal
Mar 7, 2025
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(Electronic) Receipt
Appeal
Feb 17, 2025
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(Electronic) Receipt
Appeal
Mar 1, 2024
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Appeal
Mar 1, 2024
Claims
Appeal
Mar 1, 2024
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Appeal
Mar 1, 2024
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Appeal
Mar 1, 2024
Claims
Appeal
Mar 1, 2024
Claims
Appeal
Mar 1, 2024
Claims
Appeal
Mar 1, 2024
Description
Appeal
Mar 1, 2024
Description
Appeal
Mar 1, 2024
Description
Appeal
Mar 1, 2024
Description
Appeal
Mar 1, 2024
Description
Appeal
Mar 1, 2024
Description
Appeal
Mar 1, 2024
Description
Appeal
Mar 1, 2024
Mar 1, 2024
Reply to appeal
Appeal
Nov 3, 2023
Oct 27, 2023
(Electronic) Receipt
Appeal
Oct 27, 2023
Oct 27, 2023
Aug 11, 2023
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Aug 3, 2023
(Electronic) Receipt
Appeal
Aug 3, 2023
Aug 3, 2023
Notice of appeal
Appeal
Jul 3, 2023
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Means of redress
OPPO
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Jun 18, 2020
Decision to grant a European patent
Search/Exam
Jun 5, 2020
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Intention to grant (signatures)
Search/Exam
Jun 5, 2020
Text intended for grant (clean copy)
Search/Exam
Jun 5, 2020
Apr 27, 2020
(Electronic) Receipt
Search/Exam
Apr 27, 2020
Amended claims with annotations
Search/Exam
Apr 27, 2020
Amended description with annotations
Search/Exam
Apr 27, 2020
Claims
Search/Exam
Apr 27, 2020
Description
Search/Exam
Apr 27, 2020
English translation of the claims
Search/Exam
Apr 27, 2020
French translation of claims
Search/Exam
Apr 27, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 27, 2020
Jan 2, 2020
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Intention to grant (signatures)
Search/Exam
Jan 2, 2020
Text intended for grant (clean copy)
Search/Exam
Jan 2, 2020
Nov 29, 2019
Examination started
Search/Exam
Oct 23, 2019
Aug 19, 2019
Communication to designated inventor
Search/Exam
Aug 19, 2019
Communication to designated inventor
Search/Exam
Jul 18, 2019
Jul 15, 2019
(Electronic) Receipt
Search/Exam
Jul 15, 2019
Jul 15, 2019
Amended claims with annotations
Search/Exam
Jul 15, 2019
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Request for entry into the European phase
Search/Exam
May 24, 2019
Information on entry into European phase
Search/Exam
Oct 30, 2018
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Aug 15, 2018
Notification of election of EPO
Search/Exam
Jul 25, 2018
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Copy of the international search report
Search/Exam
Jul 19, 2018
Copy of the international search report
Search/Exam
Jul 19, 2018
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PCT demand form
PCT2
Jul 19, 2018
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Published international application - A1
Search/Exam
Jul 19, 2018
Oct 16, 2017
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RO101 Declaration
PCTRO
Jan 31, 2017
Jan 11, 2017
(Electronic) Receipt
PCTRO
Jan 11, 2017
Abstract
PCTRO
Jan 11, 2017
Claims
PCTRO
Jan 11, 2017
Description
PCTRO
Jan 11, 2017
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Drawings
PCTRO
Jan 11, 2017