Pearlite Rail

Patent No. EP2361995 (titled "Pearlite Rail") was filed by Nippon Steel on Aug 13, 2010. The application was issued on Dec 14, 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
VOESTALPINE SCHIENEN	Feb 17, 2020	KESCHMANN

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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Nov 17, 2022
Decision to maintain the European patent in amended form
Nov 17, 2022
Decision to maintain the European patent in amended form
Nov 11, 2022
Termination of the opposition proceedings with maintenance of patent
Nov 8, 2022
(Electronic) Receipt
Nov 8, 2022
Filing of the translation of the amended claims
Nov 8, 2022
French translation of claims
Nov 8, 2022
German translation of the claims
Nov 8, 2022
Letter accompanying subsequently filed items
Aug 3, 2022
Brief communication - Opposition proceedings
Aug 3, 2022
Brief communication - Opposition proceedings
Aug 3, 2022
Communication of bibliographic data
Aug 3, 2022
Communication to opponent concerning maintenance
Aug 3, 2022
Communication with request to file translations
Jul 21, 2022
(Electronic) Receipt
Jul 21, 2022
General enquiry
Jul 21, 2022
Letter accompanying subsequently filed items
Jul 20, 2022
Communication concerning surcharge and failure to observe time limit
Mar 3, 2022
Communication of bibliographic data
Mar 3, 2022
Communication to opponent concerning maintenance
Mar 3, 2022
Communication with request to file translations
Mar 2, 2022
Refund of fees
Feb 28, 2022
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Feb 28, 2022
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Feb 24, 2022
Maintenance of the patent with the documents specified in the final decision
Feb 17, 2022
Composition of the board (T)
Feb 17, 2022
Withdrawal of an appeal
Feb 9, 2022
F3204 Communication of the file number to the parties
Feb 9, 2022
F3204 Communication of the file number to the parties
Feb 2, 2022
Letter concerning fees and payments
Feb 2, 2022
Notice of appeal
Nov 29, 2021
Advice of delivery
Nov 23, 2021
Advice of delivery
Nov 22, 2021
Annex to the communication - opposition
Nov 22, 2021
Decision of the Opposition Division and instruction
Nov 22, 2021
Druckexemplar in opposition procedure
Nov 22, 2021
Grounds for the decision (Annex) - opposition
Nov 22, 2021
Interlocutory decision in opposition proceedings
Nov 22, 2021
Interlocutory decision in opposition proceedings
Nov 22, 2021
Means of redress
Nov 22, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 22, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 22, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 22, 2021
Provision of a copy of the minutes - opposition procedure
Nov 22, 2021
Provision of a copy of the minutes - opposition procedure
Nov 22, 2021
Scanned annex to a communication - opposition procedure
Nov 22, 2021
Transmittal of decision / summons - opposition
Nov 22, 2021
Transmittal of decision / summons - opposition
Oct 8, 2021
Information about the result of oral proceedings
Aug 12, 2021
Brief communication - Opposition proceedings
Aug 11, 2021
Brief communication - Opposition proceedings
Aug 6, 2021
(Electronic) Receipt
Aug 6, 2021
Citation in opposition procedure - 015
Aug 6, 2021
Citation in opposition procedure - 016
Aug 6, 2021
Citation in opposition procedure - 017
Aug 6, 2021
Citation in opposition procedure - 018
Aug 6, 2021
Consolidated list of cited opposition documents
Aug 6, 2021
Letter accompanying subsequently filed items
Aug 6, 2021
Request for interpreters during oral proceedings
Aug 6, 2021
Written submission in preparation to/during oral proceedings
Aug 6, 2021
Written submission in preparation to/during oral proceedings
Jun 16, 2021
Notification concerning the date of oral proceedings
Jun 16, 2021
Notification concerning the date of oral proceedings
Nov 24, 2020
(Electronic) Receipt
Nov 24, 2020
Advice of delivery
Nov 24, 2020
Advice of delivery
Nov 24, 2020
Letter accompanying subsequently filed items
Nov 24, 2020
Request concerning the applicant/representative
Nov 18, 2020
Acknowledgement of a document
Nov 18, 2020
Acknowledgement of a document
Nov 18, 2020
Annex to the communication - opposition
Nov 18, 2020
Information concerning oral proceedings
Nov 18, 2020
Summons to attend oral proceedings
Nov 18, 2020
Summons to attend oral proceedings
Jul 16, 2020
Brief communication - Opposition proceedings
Jul 10, 2020
(Electronic) Receipt
Jul 10, 2020
Auxiliary request during Opposition procedure
Jul 10, 2020
Auxiliary request during Opposition procedure
Jul 10, 2020
Auxiliary request during Opposition procedure - 01
Jul 10, 2020
Auxiliary request during Opposition procedure - 02
Jul 10, 2020
Letter accompanying subsequently filed items
Jul 10, 2020
Reply of the patent proprietor to the notice(s) of opposition
Mar 3, 2020
Communication of a notice of opposition and request to file observations
Mar 3, 2020
Notice of further oppositions to opponent(s)
Feb 21, 2020
Communication of a notice of opposition - first information to patent proprietor
Feb 18, 2020
Published international application - A1
Feb 17, 2020
(Electronic) Receipt
Feb 17, 2020
Citation in opposition procedure - 001
Feb 17, 2020
Citation in opposition procedure - 002
Feb 17, 2020
Citation in opposition procedure - 003
Feb 17, 2020
Citation in opposition procedure - 004
Feb 17, 2020
Citation in opposition procedure - 005
Feb 17, 2020
Citation in opposition procedure - 006
Feb 17, 2020
Citation in opposition procedure - 007
Feb 17, 2020
Citation in opposition procedure - 008
Feb 17, 2020
Citation in opposition procedure - 009
Feb 17, 2020
Citation in opposition procedure - 010
Feb 17, 2020
Citation in opposition procedure - 011
Feb 17, 2020
Citation in opposition procedure - 012
Feb 17, 2020
Citation in opposition procedure - 013
Feb 17, 2020
Citation in opposition procedure - 014
Feb 17, 2020
Letter accompanying subsequently filed items
Feb 17, 2020
Letter concerning fees and payments
Feb 17, 2020
Notice of opposition
Feb 17, 2020
Notice of opposition
May 27, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 18, 2019
Decision to grant a European patent
Apr 4, 2019
(Electronic) Receipt
Apr 4, 2019
Filing of the translations of the claims
Apr 4, 2019
French translation of claims
Apr 4, 2019
German translation of the claims
Apr 4, 2019
Letter accompanying subsequently filed items
Jan 23, 2019
Bibliographic data of the European patent application
Jan 23, 2019
Communication about intention to grant a European patent
Jan 23, 2019
Intention to grant (signatures)
Jan 23, 2019
Text intended for grant (clean copy)
Jan 23, 2019
Text intended for grant (version for approval)
Dec 10, 2018
Amended description with annotations
Dec 10, 2018
Description
Dec 10, 2018
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Aug 3, 2018
Bibliographic data of the European patent application
Aug 3, 2018
Communication about intention to grant a European patent
Aug 3, 2018
Intention to grant (signatures)
Aug 3, 2018
Text intended for grant (clean copy)
Aug 3, 2018
Text intended for grant (version for approval)
Apr 30, 2018
Amended description with annotations
Apr 30, 2018
Description
Apr 30, 2018
Reply to communication from the Examining Division
Jan 15, 2018
Annex to the communication
Jan 15, 2018
Communication from the Examining Division
Jan 9, 2018
Examination started
Oct 17, 2017
Amended claims filed after receipt of (European) search report
Oct 17, 2017
Amended claims with annotations
Oct 17, 2017
Amended description filed after receipt of (European) search report
Oct 17, 2017
Amended description with annotations
Oct 17, 2017
Amendments received before examination
Jul 6, 2017
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jun 19, 2017
Communication regarding the transmission of the European search report
Jun 19, 2017
Document annexed to the Extended European Search Report
Jun 19, 2017
European search opinion
Jun 19, 2017
Information on Search Strategy
Jun 19, 2017
Supplementary European search report
May 16, 2017
Search started
Mar 12, 2015
Submission concerning representation
Jan 7, 2015
Submission concerning change of applicant's representative
Dec 19, 2012
Communication of the registration of a transfer or change of name and/or address
Dec 11, 2012
Submission concerning change of applicant's name
May 11, 2012
Translation of the international preliminary report on patentability
Mar 26, 2012
Translation of the international preliminary report on patentability
Mar 6, 2012
Copy of the international preliminary report on patentability
Aug 16, 2011
Communication regarding possible amendment of the application/payment of claims fee
Aug 3, 2011
Notification of forthcoming publication
Jun 3, 2011
(Electronic) Receipt
Jun 3, 2011
General enquiry
Jun 3, 2011
Letter accompanying subsequently filed items
May 25, 2011
(Electronic) Receipt
May 25, 2011
Abstract
May 25, 2011
Amended claims filed after receipt of (European) search report
May 25, 2011
Claims
May 25, 2011
Description
May 25, 2011
Drawings
May 25, 2011
Request for entry into the European phase
Mar 18, 2011
Priority document (electronically transmitted)
Feb 24, 2011
Copy of the international search report
Feb 24, 2011
Copy of the translated international search report
Feb 24, 2011
International publication pamphlet

EP2361995

NIPPON STEEL

Application Number: EP10809927A
Filing Date: Aug 13, 2010
Status: Patent Maintained As Amended; Nov 11, 2022
Publication Date: Dec 14, 2022
External Links: Slate, Register , Google Patents

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Pearlite Rail

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Dossier Documents

EP2361995