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The patent EP3784536 was granted to GKN Automotive on Oct 12, 2022. The application was filed on Apr 26, 2018 under application number EP18723437A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| ZF FRIEDRICHSHAFEN | Jul 7, 2023 | ZF FRIEDRICHSHAFEN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2018001476 |
| EXAMINATION | DE10143386 |
| INTERNATIONAL-SEARCH-REPORT | DE10143386 |
| INTERNATIONAL-SEARCH-REPORT | DE102007007681 |
| INTERNATIONAL-SEARCH-REPORT | DE102011082169 |
| INTERNATIONAL-SEARCH-REPORT | WO2018001476 |
| OPPOSITION | DE102011016584 |
| OPPOSITION | DE102016224286 |
| OPPOSITION | US2009050435 |
| OPPOSITION | US2010083780 |
| OPPOSITION | WO2018001476 |
| OPPOSITION | WO2019020252 |
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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Means of redress
OPPO
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Description
OPPO
Oct 10, 2025
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Oct 25, 2022
Sep 15, 2022
Decision to grant a European patent
Search/Exam
Sep 5, 2022
(Electronic) Receipt
Search/Exam
Sep 5, 2022
English translation of the claims
Search/Exam
Sep 5, 2022
Filing of the translations of the claims
Search/Exam
Sep 5, 2022
French translation of claims
Search/Exam
May 12, 2022
May 12, 2022
May 12, 2022
Intention to grant (signatures)
Search/Exam
May 12, 2022
Text intended for grant (clean copy)
Search/Exam
May 12, 2022
Mar 16, 2022
Examination started
Search/Exam
Jan 14, 2022
Document concerning representation
Search/Exam
Jun 2, 2021
Jun 2, 2021
Amended claims with annotations
Search/Exam
Jun 2, 2021
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Amended description with annotations
Search/Exam
Jun 2, 2021
Amendments received before examination
Search/Exam
May 31, 2021
May 31, 2021
Amended claims with annotations
Search/Exam
May 31, 2021
May 31, 2021
Amended description with annotations
Search/Exam
May 31, 2021
Amendments received before examination
Search/Exam
May 31, 2021
Letter accompanying subsequently filed items
Search/Exam
Feb 3, 2021
Dec 3, 2020
Dec 1, 2020
Communication to designated inventor
Search/Exam
Dec 1, 2020
Communication to designated inventor
Search/Exam
Dec 1, 2020
Communication to designated inventor
Search/Exam
Dec 1, 2020
Communication to designated inventor
Search/Exam
Nov 9, 2020
Oct 15, 2020
Information regarding early processing
Search/Exam
Oct 8, 2020
(Electronic) Receipt
Search/Exam
Oct 8, 2020
Request for entry into the European phase
Search/Exam
Sep 14, 2020
Sep 14, 2020
Sep 14, 2020
Notification of the recording of a change
Search/Exam
Sep 4, 2020
Information on entry into European phase
Search/Exam
Oct 31, 2019
Copy of the international search report
Search/Exam
Oct 31, 2019
Copy of the international search report
Search/Exam
Oct 31, 2019
Published international application - A1
Search/Exam
Jan 11, 2019
ISR: cited documents
PCTISA
Jan 11, 2019
Jan 10, 2019
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May 28, 2018
May 25, 2018
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Apr 26, 2018
(Electronic) Receipt
PCTRO
Apr 26, 2018
Abstract
PCTRO
Apr 26, 2018
Claims
PCTRO
Apr 26, 2018
Description
PCTRO
Apr 26, 2018
Apr 26, 2018
Drawings
PCTRO
Apr 26, 2018