Rail Train Brake Control System And Train

Patent No. EP3628563 (titled "Rail Train Brake Control System And Train") was filed by Crrc Tangshan on Jun 29, 2018. The application was issued on Feb 9, 2022.

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
KNORR BREMSE SYSTEME FUR SCHIENENFAHRZEUGE	Nov 7, 2022	PRUFER & PARTNER MBB PATENTANWALTE RECHTSANWALTE

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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Dec 5, 2025
F3345 Forwarding of submissions to parties
Dec 2, 2025
Letter dealing with oral proceedings during the appeal procedure
Nov 28, 2025
F3017 Oral Proceedings: Notification of cancellation/postponing
Nov 28, 2025
F3017 Oral Proceedings: Notification of cancellation/postponing
Nov 27, 2025
F3345 Forwarding of submissions to parties
Nov 25, 2025
F3014 Oral Proceedings: Order cancelling/postponing
Nov 24, 2025
(Electronic) Receipt
Nov 24, 2025
Annexes (other than cited documents) regarding appeal procedure
Nov 24, 2025
Letter accompanying subsequently filed items
Nov 24, 2025
Oral proceedings: Request for postponement
Nov 21, 2025
F3011.2 Oral Proceedings: Summons VICO
Nov 21, 2025
F3011.2 Oral Proceedings: Summons VICO
Nov 18, 2025
F3010 Oral proceedings: order for summons
Oct 13, 2025
Communication of amended entries concerning the representative
Oct 6, 2025
Letter accompanying subsequently filed items
Oct 6, 2025
Submission concerning change of applicant's representative
Jun 1, 2025
Composition of the board (T)
Nov 29, 2024
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Nov 26, 2024
(Electronic) Receipt
Nov 26, 2024
Letter accompanying subsequently filed items
Nov 26, 2024
Statement of grounds of appeal
Oct 10, 2024
F3204 Communication of the file number to the parties
Oct 10, 2024
F3204 Communication of the file number to the parties
Oct 2, 2024
(Electronic) Receipt
Oct 2, 2024
Letter accompanying subsequently filed items
Oct 2, 2024
Notice of appeal
Aug 6, 2024
Annex to the communication - opposition
Aug 6, 2024
Brief communication - Opposition proceedings
Aug 6, 2024
Brief communication - Opposition proceedings
Aug 6, 2024
Decision of the Opposition Division and instruction
Aug 6, 2024
Decision rejecting the opposition
Aug 6, 2024
Decision rejecting the opposition
Aug 6, 2024
Grounds for the decision (Annex) - opposition
Aug 6, 2024
Means of redress
Aug 6, 2024
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 6, 2024
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Aug 6, 2024
Provision of a copy of the minutes - opposition procedure
Aug 6, 2024
Provision of a copy of the minutes - opposition procedure
Jun 26, 2024
Information about the result of oral proceedings
Apr 29, 2024
Brief communication - Opposition proceedings
Apr 29, 2024
Communication of amended entries
Apr 23, 2024
(Electronic) Receipt
Apr 23, 2024
Citation in opposition procedure - 011
Apr 23, 2024
Citation in opposition procedure - 012
Apr 23, 2024
Citation in opposition procedure - 012
Apr 23, 2024
Consolidated list of cited opposition documents
Apr 23, 2024
Letter accompanying subsequently filed items
Apr 23, 2024
Written submission in preparation to/during oral proceedings
Nov 27, 2023
Advice of delivery
Nov 20, 2023
Annex to the communication - opposition
Nov 20, 2023
Information concerning oral proceedings
Nov 20, 2023
Scanned annex to a communication - opposition procedure
Nov 20, 2023
Summons to attend oral proceedings
Nov 20, 2023
Summons to attend oral proceedings
Nov 20, 2023
Transmittal of decision / summons - opposition
Nov 20, 2023
Transmittal of decision / summons - opposition
Dec 6, 2022
Document concerning representation
Dec 6, 2022
Letter accompanying subsequently filed items
Nov 24, 2022
Communication of a notice of opposition and request to file observations
Nov 24, 2022
Notice of further oppositions to opponent(s)
Nov 14, 2022
Communication of a notice of opposition - first information to patent proprietor
Nov 7, 2022
(Electronic) Receipt
Nov 7, 2022
Citation in opposition procedure - 001
Nov 7, 2022
Citation in opposition procedure - 002
Nov 7, 2022
Citation in opposition procedure - 003
Nov 7, 2022
Citation in opposition procedure - 004
Nov 7, 2022
Citation in opposition procedure - 005
Nov 7, 2022
Citation in opposition procedure - 006
Nov 7, 2022
Citation in opposition procedure - 007
Nov 7, 2022
Citation in opposition procedure - 008
Nov 7, 2022
Citation in opposition procedure - 009
Nov 7, 2022
Citation in opposition procedure - 010
Nov 7, 2022
Notice of opposition
Nov 7, 2022
Notice of opposition
Nov 7, 2022
Notice of opposition
Mar 31, 2022
Payment submission rejected
Feb 22, 2022
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 13, 2022
Decision to grant a European patent
Dec 23, 2021
(Electronic) Receipt
Dec 23, 2021
Filing of the translations of the claims
Dec 23, 2021
French translation of claims
Dec 23, 2021
German translation of the claims
Oct 5, 2021
Bibliographic data of the European patent application
Oct 5, 2021
Communication about intention to grant a European patent
Oct 5, 2021
Intention to grant (signatures)
Oct 5, 2021
Text intended for grant (clean copy)
Oct 5, 2021
Text intended for grant (version for approval)
Jul 27, 2021
Examination started
Apr 22, 2021
Amended claims filed after receipt of (European) search report
Apr 22, 2021
Amended claims with annotations
Apr 22, 2021
Amended description filed after receipt of (European) search report
Apr 22, 2021
Amended description with annotations
Apr 22, 2021
Amended drawings filed after receipt of (European) search report
Apr 22, 2021
Amendments received before examination
Oct 29, 2020
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Oct 12, 2020
Communication regarding the transmission of the European search report
Oct 12, 2020
European search opinion
Oct 12, 2020
Information on Search Strategy
Oct 12, 2020
Supplementary European search report
Sep 28, 2020
Search started
Apr 2, 2020
Translation of the international preliminary report on patentability
Apr 2, 2020
Transmission of a document (International preliminary examination report)
Jan 31, 2020
Copy of the international preliminary report on patentability
Jan 31, 2020
Transmission of a document (International preliminary examination report)
Jan 21, 2020
Communication to designated inventor
Jan 21, 2020
Communication to designated inventor
Jan 21, 2020
Communication to designated inventor
Jan 21, 2020
Communication to designated inventor
Jan 21, 2020
Communication to designated inventor
Jan 21, 2020
Communication to designated inventor
Jan 21, 2020
Communication to designated inventor
Jan 21, 2020
Communication to designated inventor
Jan 21, 2020
Communication to designated inventor
Jan 21, 2020
Communication to designated inventor
Jan 21, 2020
Communication to designated inventor
Jan 21, 2020
Confirmation of effective date of early entry
Jan 21, 2020
Enquiry with the International Bureau
Dec 26, 2019
(Electronic) Receipt
Dec 26, 2019
Abstract
Dec 26, 2019
Amended claims filed after receipt of (European) search report
Dec 26, 2019
Amended claims with annotations
Dec 26, 2019
Claims
Dec 26, 2019
Cover letter for submission of priority search results
Dec 26, 2019
Description
Dec 26, 2019
Drawings
Dec 26, 2019
Priority search results
Dec 26, 2019
Request for entry into the European phase
Nov 14, 2019
Notification of the recording of a change
Nov 14, 2019
Notification of the recording of a change
Jun 11, 2019
Priority document (electronically transmitted)
May 23, 2019
Copy of the international search report
May 23, 2019
Copy of the translated international search report
May 23, 2019
International publication pamphlet

EP3628563

CRRC TANGSHAN

Application Number: EP18879098A
Filing Date: Jun 29, 2018
Status: Granted And Under Opposition; Jan 7, 2022
Publication Date: Feb 9, 2022
External Links: Slate, Register , Google Patents

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Rail Train Brake Control System And Train

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Dossier Documents

EP3628563