The weekly litigation news digest is live. Subscribe now
The patent EP3536524 was granted to Westfalia Automotive on Apr 14, 2021. The application was filed on Nov 27, 2012 under application number EP19164531A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| BRINK TOWING SYSTEMS | Jan 13, 2022 | VALEA | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102008034848 |
| OPPOSITION | CN202053849U |
| OPPOSITION | DE10137149 |
| OPPOSITION | DE20203270U |
| OPPOSITION | EP1407901 |
| OPPOSITION | EP1985473 |
| OPPOSITION | EP2280263 |
| OPPOSITION | EP2386387 |
| OPPOSITION | EP2502762 |
| OPPOSITION | JP2010264553 |
| OPPOSITION | US2005285371 |
| OPPOSITION | US2009212905 |
| OPPOSITION | US2009239587 |
| OPPOSITION | US2011001614 |
| OPPOSITION | US6663132 |
| SEARCH | DE102004037707 |
| SEARCH | DE202009005185U |
| SEARCH | EP1282298 |
| SEARCH | EP2502762 |
| SEARCH | US2005285371 |
| SEARCH | US5650764 |
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
Get instant alerts for new documents
May 6, 2025
May 6, 2025
May 6, 2025
Mar 3, 2025
Mar 3, 2025
Mar 3, 2025
Jan 14, 2025
Jan 14, 2025
Jan 14, 2025
Jan 14, 2025
Jan 13, 2025
(Electronic) Receipt
Appeal
Jan 13, 2025
Jan 13, 2025
Jan 13, 2025
Jan 10, 2025
(Electronic) Receipt
Appeal
Jan 10, 2025
Jan 10, 2025
Jan 10, 2025
Jan 10, 2025
Jan 9, 2025
(Electronic) Receipt
Appeal
Jan 9, 2025
Jan 9, 2025
Jan 2, 2025
Jan 2, 2025
Dec 23, 2024
Dec 19, 2024
(Electronic) Receipt
Appeal
Dec 19, 2024
(Electronic) Receipt
Appeal
Dec 19, 2024
Dec 19, 2024
Dec 19, 2024
Dec 19, 2024
Dec 19, 2024
Dec 19, 2024
Dec 19, 2024
Dec 11, 2024
Dec 6, 2024
(Electronic) Receipt
Appeal
Dec 6, 2024
Dec 6, 2024
Dec 6, 2024
Dec 3, 2024
Dec 3, 2024
Nov 29, 2024
Nov 27, 2024
Aug 19, 2024
Apr 24, 2024
Apr 18, 2024
(Electronic) Receipt
Appeal
Apr 18, 2024
Apr 18, 2024
Apr 8, 2024
Apr 8, 2024
Mar 28, 2024
(Electronic) Receipt
Appeal
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Mar 28, 2024
Reply to appeal
Appeal
Mar 27, 2024
(Electronic) Receipt
Appeal
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Reply to appeal
Appeal
Nov 28, 2023
Nov 28, 2023
Nov 23, 2023
(Electronic) Receipt
Appeal
Nov 23, 2023
Nov 23, 2023
Nov 23, 2023
Nov 17, 2023
(Electronic) Receipt
Appeal
Nov 17, 2023
Nov 17, 2023
Nov 16, 2023
(Electronic) Receipt
Appeal
Nov 16, 2023
Nov 16, 2023
Oct 2, 2023
Oct 2, 2023
Oct 2, 2023
Oct 2, 2023
Sep 27, 2023
Sep 27, 2023
Sep 27, 2023
Sep 22, 2023
(Electronic) Receipt
Appeal
Sep 22, 2023
(Electronic) Receipt
Appeal
Sep 22, 2023
Sep 22, 2023
Sep 22, 2023
Notice of appeal
Appeal
Sep 22, 2023
Request for correction
Appeal
Sep 19, 2023
Sep 19, 2023
Sep 13, 2023
(Electronic) Receipt
Appeal
Sep 13, 2023
Claims
Appeal
Sep 13, 2023
Claims
Appeal
Sep 13, 2023
Claims
Appeal
Sep 13, 2023
Claims
Appeal
Sep 13, 2023
Claims
Appeal
Sep 13, 2023
Claims
Appeal
Sep 13, 2023
Claims
Appeal
Sep 13, 2023
Sep 13, 2023
Notice of appeal
Appeal
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Means of redress
OPPO
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Jul 17, 2023
Apr 20, 2023
Mar 22, 2023
Mar 17, 2023
Mar 17, 2023
Mar 17, 2023
Mar 17, 2023
Mar 17, 2023
Feb 28, 2023
Feb 27, 2023
Feb 21, 2023
Feb 20, 2023
Feb 20, 2023
Feb 20, 2023
Feb 20, 2023
Feb 20, 2023
Feb 20, 2023
Feb 18, 2023
Feb 18, 2023
Feb 18, 2023
Feb 18, 2023
Feb 18, 2023
Feb 18, 2023
Feb 18, 2023
Feb 18, 2023
Feb 18, 2023
Feb 18, 2023
Feb 18, 2023
Feb 18, 2023
Feb 18, 2023
Feb 18, 2023
Feb 18, 2023
Feb 18, 2023
Feb 18, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 3, 2023
Feb 3, 2023
Oct 17, 2022
Oct 10, 2022
Oct 4, 2022
Oct 4, 2022
Oct 4, 2022
Oct 4, 2022
Oct 4, 2022
Oct 4, 2022
Oct 4, 2022
Oct 4, 2022
Jun 10, 2022
Jun 2, 2022
Jun 2, 2022
Jun 2, 2022
Jan 26, 2022
Jan 26, 2022
Jan 18, 2022
Jan 13, 2022
Jan 13, 2022
Jan 13, 2022
Jan 13, 2022
Jan 13, 2022
Jan 13, 2022
Jan 13, 2022
Jan 13, 2022
Jan 13, 2022
Jan 13, 2022
Jan 13, 2022
Jan 13, 2022
Jan 13, 2022
Jan 13, 2022
Jan 13, 2022
Jan 13, 2022
Jan 13, 2022
Jan 13, 2022
Jan 13, 2022
Apr 28, 2021
Mar 18, 2021
Decision to grant a European patent
Search/Exam
Mar 5, 2021
(Electronic) Receipt
Search/Exam
Mar 5, 2021
English translation of the claims
Search/Exam
Mar 5, 2021
Filing of the translations of the claims
Search/Exam
Mar 5, 2021
French translation of claims
Search/Exam
Mar 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Nov 2, 2020
Nov 2, 2020
Nov 2, 2020
Intention to grant (signatures)
Search/Exam
Nov 2, 2020
Text intended for grant (clean copy)
Search/Exam
Nov 2, 2020
Oct 7, 2020
Examination started
Search/Exam
Mar 10, 2020
(Electronic) Receipt
Search/Exam
Mar 10, 2020
Mar 10, 2020
Mar 10, 2020
Amendments received before examination
Search/Exam
Mar 10, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 16, 2019
Aug 14, 2019
Notification of forthcoming publication
Search/Exam
Jul 24, 2019
Refund of fees
Search/Exam
Jul 19, 2019
Jul 19, 2019
European search opinion
Search/Exam
Jul 19, 2019
European search report
Search/Exam
Jul 19, 2019
Information on Search Strategy
Search/Exam
Jul 4, 2019
Search started
Search/Exam
May 15, 2019
Communication to designated inventor
Search/Exam
May 15, 2019
Communication to designated inventor
Search/Exam
May 15, 2019
Communication to designated inventor
Search/Exam
Mar 22, 2019
Abstract
Search/Exam
Mar 22, 2019
Mar 22, 2019
Claims
Search/Exam
Mar 22, 2019
Description
Search/Exam
Mar 22, 2019
Designation of inventor
Search/Exam
Mar 22, 2019
Drawings
Search/Exam
Mar 22, 2019
Previously filed application
Search/Exam
Mar 22, 2019
Priority search results
Search/Exam
Mar 22, 2019
Request for grant of a European patent
Search/Exam
Oct 19, 2016
Priority search results
Search/Exam
Nov 27, 2012
Priority document
Search/Exam