Controller And Trailer Coupling For Communication With A Control Unit

Patent No. EP3536524 (titled "Controller And Trailer Coupling For Communication With A Control Unit") was filed by Westfalia Automotive on Nov 27, 2012. The application was issued on Apr 14, 2021.

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
BRINK TOWING SYSTEMS	Jan 13, 2022	VALEA

Dossier Documents

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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May 6, 2025
Decision of the Board of Appeal
May 6, 2025
F3032 Notification(s) of the decision
May 6, 2025
F3032 Notification(s) of the decision
Mar 3, 2025
F3013 Oral Proceedings: Forwarding minutes
Mar 3, 2025
F3013 Oral Proceedings: Forwarding minutes
Mar 3, 2025
F3317 Oral Proceedings: Minutes (Appellant: Proprietor + Opponent)
Jan 14, 2025
F3018 Oral proceedings: Confirmation interpreters
Jan 14, 2025
F3018 Oral proceedings: Confirmation interpreters
Jan 14, 2025
F3345 Forwarding of submissions to parties
Jan 14, 2025
F3345 Forwarding of submissions to parties
Jan 13, 2025
(Electronic) Receipt
Jan 13, 2025
F3345 Forwarding of submissions to parties
Jan 13, 2025
Letter accompanying subsequently filed items
Jan 13, 2025
Letter dealing with oral proceedings during the appeal procedure
Jan 10, 2025
(Electronic) Receipt
Jan 10, 2025
Amended claims with annotations
Jan 10, 2025
Amended claims with annotations
Jan 10, 2025
Letter accompanying subsequently filed items
Jan 10, 2025
Letter dealing with oral proceedings during the appeal procedure
Jan 9, 2025
(Electronic) Receipt
Jan 9, 2025
Letter accompanying subsequently filed items
Jan 9, 2025
Request for interpreters during oral proceedings
Jan 2, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 2, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Dec 23, 2024
F3345 Forwarding of submissions to parties
Dec 19, 2024
(Electronic) Receipt
Dec 19, 2024
(Electronic) Receipt
Dec 19, 2024
Annexes (other than cited documents) regarding appeal procedure
Dec 19, 2024
Letter accompanying subsequently filed items
Dec 19, 2024
Letter accompanying subsequently filed items
Dec 19, 2024
Letter dealing with oral proceedings during the appeal procedure
Dec 19, 2024
Letter dealing with oral proceedings during the appeal procedure
Dec 19, 2024
Non-Patent Literature cited during the appeal procedure
Dec 19, 2024
Non-Patent Literature cited during the appeal procedure
Dec 11, 2024
F3345 Forwarding of submissions to parties
Dec 6, 2024
(Electronic) Receipt
Dec 6, 2024
Letter accompanying subsequently filed items
Dec 6, 2024
Oral proceedings: reply to date proposed
Dec 6, 2024
Request for interpreters during oral proceedings
Dec 3, 2024
F3011.2 Oral Proceedings: Summons VICO
Dec 3, 2024
F3011.2 Oral Proceedings: Summons VICO
Nov 29, 2024
F3010 Oral proceedings: order for summons
Nov 27, 2024
F3303.16 Change of composition of the Board (T)
Aug 19, 2024
Composition of the board (T)
Apr 24, 2024
F3345 Forwarding of submissions to parties
Apr 18, 2024
(Electronic) Receipt
Apr 18, 2024
Letter accompanying subsequently filed items
Apr 18, 2024
Letter relating to Appeal Procedure
Apr 8, 2024
F3345 Forwarding of submissions to parties
Apr 8, 2024
F3345 Forwarding of submissions to parties
Mar 28, 2024
(Electronic) Receipt
Mar 28, 2024
Auxiliary request during appeals procedure - 02
Mar 28, 2024
Auxiliary request during appeals procedure - 03
Mar 28, 2024
Auxiliary request during appeals procedure - 04
Mar 28, 2024
Auxiliary request during appeals procedure - 05
Mar 28, 2024
Auxiliary request during appeals procedure - 06
Mar 28, 2024
Auxiliary request during appeals procedure - 07
Mar 28, 2024
Letter accompanying subsequently filed items
Mar 28, 2024
Reply to appeal
Mar 27, 2024
(Electronic) Receipt
Mar 27, 2024
Cited document during appeal procedure
Mar 27, 2024
Letter accompanying subsequently filed items
Mar 27, 2024
Reply to appeal
Nov 28, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Nov 28, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Nov 23, 2023
(Electronic) Receipt
Nov 23, 2023
Citation in appeal procedure - 017
Nov 23, 2023
Letter accompanying subsequently filed items
Nov 23, 2023
Statement of grounds of appeal
Nov 17, 2023
(Electronic) Receipt
Nov 17, 2023
Letter accompanying subsequently filed items
Nov 17, 2023
Statement of grounds of appeal
Nov 16, 2023
(Electronic) Receipt
Nov 16, 2023
Letter accompanying subsequently filed items
Nov 16, 2023
Statement of grounds of appeal
Oct 2, 2023
Annex to the communication - opposition
Oct 2, 2023
Brief communication - Opposition proceedings
Oct 2, 2023
Brief communication - Opposition proceedings
Oct 2, 2023
Grounds for the decision (Annex) - opposition
Sep 27, 2023
Brief communication - Opposition proceedings
Sep 27, 2023
F3204 Communication of the file number to the parties
Sep 27, 2023
F3204 Communication of the file number to the parties
Sep 22, 2023
(Electronic) Receipt
Sep 22, 2023
(Electronic) Receipt
Sep 22, 2023
Letter accompanying subsequently filed items
Sep 22, 2023
Letter accompanying subsequently filed items
Sep 22, 2023
Notice of appeal
Sep 22, 2023
Request for correction
Sep 19, 2023
F3204 Communication of the file number to the parties
Sep 19, 2023
F3204 Communication of the file number to the parties
Sep 13, 2023
(Electronic) Receipt
Sep 13, 2023
Claims
Sep 13, 2023
Claims
Sep 13, 2023
Claims
Sep 13, 2023
Claims
Sep 13, 2023
Claims
Sep 13, 2023
Claims
Sep 13, 2023
Claims
Sep 13, 2023
Letter accompanying subsequently filed items
Sep 13, 2023
Notice of appeal
Jul 17, 2023
Advice of delivery
Jul 17, 2023
Annex to the communication - opposition
Jul 17, 2023
Decision of the Opposition Division and instruction
Jul 17, 2023
Druckexemplar in opposition procedure
Jul 17, 2023
Grounds for the decision (Annex) - opposition
Jul 17, 2023
Interlocutory decision in opposition proceedings
Jul 17, 2023
Interlocutory decision in opposition proceedings
Jul 17, 2023
Means of redress
Jul 17, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 17, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 17, 2023
Provision of a copy of the minutes - opposition procedure
Jul 17, 2023
Provision of a copy of the minutes - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Scanned annex to a communication - opposition procedure
Jul 17, 2023
Transmittal of decision / summons - opposition
Jul 17, 2023
Transmittal of decision / summons - opposition
Apr 20, 2023
Information about the result of oral proceedings
Mar 22, 2023
Brief communication - Opposition proceedings
Mar 17, 2023
(Electronic) Receipt
Mar 17, 2023
Citation in opposition procedure - 017
Mar 17, 2023
Consolidated list of cited opposition documents
Mar 17, 2023
Letter accompanying subsequently filed items
Mar 17, 2023
Written submission in preparation to/during oral proceedings
Feb 28, 2023
Brief communication - Opposition proceedings
Feb 27, 2023
Brief communication - Opposition proceedings
Feb 21, 2023
Brief communication - Opposition proceedings
Feb 20, 2023
(Electronic) Receipt
Feb 20, 2023
Citation in opposition procedure - 013
Feb 20, 2023
Citation in opposition procedure - 015
Feb 20, 2023
Citation in opposition procedure - 016
Feb 20, 2023
Letter accompanying subsequently filed items
Feb 20, 2023
Written submission in preparation to/during oral proceedings
Feb 18, 2023
(Electronic) Receipt
Feb 18, 2023
Auxiliary request during Opposition procedure
Feb 18, 2023
Auxiliary request during Opposition procedure
Feb 18, 2023
Auxiliary request during Opposition procedure
Feb 18, 2023
Auxiliary request during Opposition procedure
Feb 18, 2023
Auxiliary request during Opposition procedure
Feb 18, 2023
Auxiliary request during Opposition procedure
Feb 18, 2023
Auxiliary request during Opposition procedure
Feb 18, 2023
Auxiliary request during Opposition procedure - 01
Feb 18, 2023
Auxiliary request during Opposition procedure - 02
Feb 18, 2023
Auxiliary request during Opposition procedure - 03
Feb 18, 2023
Auxiliary request during Opposition procedure - 04
Feb 18, 2023
Auxiliary request during Opposition procedure - 05
Feb 18, 2023
Auxiliary request during Opposition procedure - 06
Feb 18, 2023
Auxiliary request during Opposition procedure - 07
Feb 18, 2023
Letter accompanying subsequently filed items
Feb 18, 2023
Written submission in preparation to/during oral proceedings
Feb 14, 2023
(Electronic) Receipt
Feb 14, 2023
Letter accompanying subsequently filed items
Feb 14, 2023
Request for interpreters during oral proceedings
Feb 3, 2023
Notification concerning the date of oral proceedings
Feb 3, 2023
Notification concerning the date of oral proceedings
Oct 17, 2022
Brief communication - Opposition proceedings
Oct 10, 2022
Request for interpreters during oral proceedings
Oct 4, 2022
Advice of delivery
Oct 4, 2022
Annex to the communication - opposition
Oct 4, 2022
Information concerning oral proceedings
Oct 4, 2022
Scanned annex to a communication - opposition procedure
Oct 4, 2022
Summons to attend oral proceedings
Oct 4, 2022
Summons to attend oral proceedings
Oct 4, 2022
Transmittal of decision / summons - opposition
Oct 4, 2022
Transmittal of decision / summons - opposition
Jun 10, 2022
Brief communication - Opposition proceedings
Jun 2, 2022
(Electronic) Receipt
Jun 2, 2022
Letter accompanying subsequently filed items
Jun 2, 2022
Reply of the patent proprietor to the notice(s) of opposition
Jan 26, 2022
Communication of a notice of opposition and request to file observations
Jan 26, 2022
Notice of further oppositions to opponent(s)
Jan 18, 2022
Communication of a notice of opposition - first information to patent proprietor
Jan 13, 2022
(Electronic) Receipt
Jan 13, 2022
Citation in opposition procedure - 001
Jan 13, 2022
Citation in opposition procedure - 002
Jan 13, 2022
Citation in opposition procedure - 003
Jan 13, 2022
Citation in opposition procedure - 004
Jan 13, 2022
Citation in opposition procedure - 005
Jan 13, 2022
Citation in opposition procedure - 006
Jan 13, 2022
Citation in opposition procedure - 007
Jan 13, 2022
Citation in opposition procedure - 007
Jan 13, 2022
Citation in opposition procedure - 008
Jan 13, 2022
Citation in opposition procedure - 009
Jan 13, 2022
Citation in opposition procedure - 010
Jan 13, 2022
Citation in opposition procedure - 011
Jan 13, 2022
Citation in opposition procedure - 012
Jan 13, 2022
Citation in opposition procedure - 013
Jan 13, 2022
Citation in opposition procedure - 013
Jan 13, 2022
Citation in opposition procedure - 014
Jan 13, 2022
Notice of opposition
Jan 13, 2022
Notice of opposition
Apr 28, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 18, 2021
Decision to grant a European patent
Mar 5, 2021
(Electronic) Receipt
Mar 5, 2021
English translation of the claims
Mar 5, 2021
Filing of the translations of the claims
Mar 5, 2021
French translation of claims
Mar 5, 2021
Letter accompanying subsequently filed items
Nov 2, 2020
Bibliographic data of the European patent application
Nov 2, 2020
Communication about intention to grant a European patent
Nov 2, 2020
Intention to grant (signatures)
Nov 2, 2020
Text intended for grant (clean copy)
Nov 2, 2020
Text intended for grant (version for approval)
Oct 7, 2020
Examination started
Mar 10, 2020
(Electronic) Receipt
Mar 10, 2020
Amended claims filed after receipt of (European) search report
Mar 10, 2020
Amended description filed after receipt of (European) search report
Mar 10, 2020
Amendments received before examination
Mar 10, 2020
Letter accompanying subsequently filed items
Sep 16, 2019
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Aug 14, 2019
Notification of forthcoming publication
Jul 24, 2019
Refund of fees
Jul 19, 2019
Communication regarding the transmission of the European search report
Jul 19, 2019
European search opinion
Jul 19, 2019
European search report
Jul 19, 2019
Information on Search Strategy
Jul 4, 2019
Search started
May 15, 2019
Communication to designated inventor
May 15, 2019
Communication to designated inventor
May 15, 2019
Communication to designated inventor
Mar 22, 2019
Abstract
Mar 22, 2019
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Mar 22, 2019
Claims
Mar 22, 2019
Description
Mar 22, 2019
Designation of inventor
Mar 22, 2019
Drawings
Mar 22, 2019
Previously filed application
Mar 22, 2019
Priority search results
Mar 22, 2019
Request for grant of a European patent
Oct 19, 2016
Priority search results
Nov 27, 2012
Priority document

EP3536524

WESTFALIA AUTOMOTIVE

Application Number: EP19164531A
Filing Date: Nov 27, 2012
Status: Opposition Rejected; Jul 8, 2025
Publication Date: Apr 14, 2021
External Links: Slate, EP3536524B1, Google Patents

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Controller And Trailer Coupling For Communication With A Control Unit

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Dossier Documents

EP3536524