Casting Product Having Alumina Barrier Layer

Patent No. EP3124645 (titled "Casting Product Having Alumina Barrier Layer") was filed by Kubota on Dec 17, 2014. The application was issued on Oct 23, 2019.

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
SCHMIDT CLEMENS	Jul 23, 2020	KONIG SZYNKA TILMANN VON RENESSE PATENTANWALTE PARTNERSCHAFT MBB DUSSELDORF

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 28, 2024
Decision of the Board of Appeal
Nov 28, 2024
F3032 Notification(s) of the decision
Nov 28, 2024
F3032 Notification(s) of the decision
Oct 10, 2024
F3013 Oral Proceedings: Forwarding minutes
Oct 10, 2024
F3013 Oral Proceedings: Forwarding minutes
Oct 10, 2024
F3315 Oral Proceedings: Minutes (Appellant : Proprietor)
Sep 2, 2024
F3345 Forwarding of submissions to parties
Aug 28, 2024
(Electronic) Receipt
Aug 28, 2024
Letter accompanying subsequently filed items
Aug 28, 2024
Request for interpreters during oral proceedings
Aug 26, 2024
F3345 Forwarding of submissions to parties
Aug 21, 2024
(Electronic) Receipt
Aug 21, 2024
Letter accompanying subsequently filed items
Aug 21, 2024
Request for interpreters during oral proceedings
Nov 24, 2023
F3345 Forwarding of submissions to parties
Nov 21, 2023
(Electronic) Receipt
Nov 21, 2023
Drawings
Nov 21, 2023
Letter accompanying subsequently filed items
Nov 21, 2023
Letter dealing with oral proceedings during the appeal procedure
Nov 10, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Nov 10, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Nov 7, 2023
F3014 Oral Proceedings: Order cancelling/postponing
Oct 26, 2023
(Electronic) Receipt
Oct 26, 2023
Annexes (other than cited documents) regarding appeal procedure
Oct 26, 2023
Annexes (other than cited documents) regarding appeal procedure
Oct 26, 2023
Letter accompanying subsequently filed items
Oct 26, 2023
Oral proceedings: Request for postponement
Oct 17, 2023
F3011.1 Oral Proceedings: summons
Oct 17, 2023
F3011.1 Oral Proceedings: summons
Oct 17, 2023
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Oct 12, 2023
F3010 Oral proceedings: order for summons
Sep 18, 2023
F3303.16 Change of composition of the Board (T)
Aug 31, 2023
F3345 Forwarding of submissions to parties
Aug 25, 2023
(Electronic) Receipt
Aug 25, 2023
Citation in appeal procedure - 022
Aug 25, 2023
Citation in appeal procedure - 023
Aug 25, 2023
Letter accompanying subsequently filed items
Aug 25, 2023
Letter relating to Appeal Procedure
Aug 9, 2023
Composition of the board (T)
Mar 20, 2023
F3345 Forwarding of submissions to parties
Mar 15, 2023
(Electronic) Receipt
Mar 15, 2023
Citation in appeal procedure - 021
Mar 15, 2023
Letter accompanying subsequently filed items
Mar 15, 2023
Letter relating to Appeal Procedure
Jan 4, 2023
F3345 Forwarding of submissions to parties
Dec 23, 2022
(Electronic) Receipt
Dec 23, 2022
Annexes (other than cited documents) regarding appeal procedure
Dec 23, 2022
Citation in appeal procedure - 017
Dec 23, 2022
Citation in appeal procedure - 018
Dec 23, 2022
Citation in appeal procedure - 019
Dec 23, 2022
Citation in appeal procedure - 020
Dec 23, 2022
Letter accompanying subsequently filed items
Dec 23, 2022
Reply to appeal
Aug 16, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Aug 9, 2022
(Electronic) Receipt
Aug 9, 2022
Amended claims with annotations
Aug 9, 2022
Auxiliary request during appeals procedure - 01
Aug 9, 2022
Auxiliary request during appeals procedure - 02
Aug 9, 2022
Auxiliary request during appeals procedure - 03
Aug 9, 2022
Auxiliary request during appeals procedure - 04
Aug 9, 2022
Auxiliary request during appeals procedure - 05
Aug 9, 2022
Auxiliary request during appeals procedure - 06
Aug 9, 2022
Auxiliary request during appeals procedure - 07
Aug 9, 2022
Auxiliary request during appeals procedure - 08
Aug 9, 2022
Auxiliary request during appeals procedure - 09
Aug 9, 2022
Auxiliary request during appeals procedure - 10
Aug 9, 2022
Auxiliary request during appeals procedure - 11
Aug 9, 2022
Auxiliary request during appeals procedure - 12
Aug 9, 2022
Auxiliary request during appeals procedure - 13
Aug 9, 2022
Auxiliary request during appeals procedure - 14
Aug 9, 2022
Auxiliary request during appeals procedure - 15
Aug 9, 2022
Auxiliary request during appeals procedure - 16
Aug 9, 2022
Auxiliary request during appeals procedure - 17
Aug 9, 2022
Auxiliary request during appeals procedure - 18
Aug 9, 2022
Auxiliary request during appeals procedure - 19
Aug 9, 2022
Letter accompanying subsequently filed items
Aug 9, 2022
Main request during appeals procedure
Aug 9, 2022
Statement of grounds of appeal
Jun 28, 2022
Communication of amended entries in the Register of European Patents
Jun 28, 2022
Communication of amended entries in the Register of European Patents
Jun 14, 2022
F3204 Communication of the file number to the parties
Jun 14, 2022
F3204 Communication of the file number to the parties
Jun 7, 2022
Letter accompanying subsequently filed items
Jun 7, 2022
Request for change of opponent's representative
Jun 1, 2022
(Electronic) Receipt
Jun 1, 2022
Letter accompanying subsequently filed items
Jun 1, 2022
Notice of appeal
May 20, 2022
Advice of delivery
May 20, 2022
Brief communication - Opposition proceedings
Apr 4, 2022
Advice of delivery
Mar 31, 2022
Annex to the communication - opposition
Mar 31, 2022
Decision of the Opposition Division and instruction
Mar 31, 2022
Decision revoking the European patent
Mar 31, 2022
Decision revoking the European patent
Mar 31, 2022
Grounds for the decision (Annex) - opposition
Mar 31, 2022
Means of redress
Mar 31, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 31, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 31, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Mar 31, 2022
Provision of a copy of the minutes - opposition procedure
Mar 31, 2022
Provision of a copy of the minutes - opposition procedure
Mar 31, 2022
Scanned annex to a communication - opposition procedure
Mar 31, 2022
Transmittal of decision / summons - opposition
Mar 31, 2022
Transmittal of decision / summons - opposition
Nov 9, 2021
Brief communication - Opposition proceedings
Nov 9, 2021
Information about the result of oral proceedings
Nov 4, 2021
(Electronic) Receipt
Nov 4, 2021
Letter accompanying subsequently filed items
Nov 4, 2021
Written submission in preparation to/during oral proceedings
Sep 14, 2021
Brief communication - Opposition proceedings
Sep 9, 2021
(Electronic) Receipt
Sep 9, 2021
Auxiliary request during Opposition procedure
Sep 9, 2021
Auxiliary request during Opposition procedure
Sep 9, 2021
Auxiliary request during Opposition procedure
Sep 9, 2021
Auxiliary request during Opposition procedure
Sep 9, 2021
Auxiliary request during Opposition procedure
Sep 9, 2021
Auxiliary request during Opposition procedure
Sep 9, 2021
Auxiliary request during Opposition procedure
Sep 9, 2021
Auxiliary request during Opposition procedure
Sep 9, 2021
Auxiliary request during Opposition procedure
Sep 9, 2021
Auxiliary request during Opposition procedure - 04
Sep 9, 2021
Auxiliary request during Opposition procedure - 05
Sep 9, 2021
Auxiliary request during Opposition procedure - 06
Sep 9, 2021
Auxiliary request during Opposition procedure - 07
Sep 9, 2021
Auxiliary request during Opposition procedure - 08
Sep 9, 2021
Auxiliary request during Opposition procedure - 09
Sep 9, 2021
Auxiliary request during Opposition procedure - 10
Sep 9, 2021
Auxiliary request during Opposition procedure - 11
Sep 9, 2021
Auxiliary request during Opposition procedure - 12
Sep 9, 2021
Citation in opposition procedure - 015
Sep 9, 2021
Citation in opposition procedure - 016
Sep 9, 2021
Consolidated list of cited opposition documents
Sep 9, 2021
Letter accompanying subsequently filed items
Sep 9, 2021
Written submission in preparation to/during oral proceedings
Aug 12, 2021
Brief communication - Opposition proceedings
Aug 6, 2021
(Electronic) Receipt
Aug 6, 2021
Letter accompanying subsequently filed items
Aug 6, 2021
Written submission in preparation to/during oral proceedings
Jun 29, 2021
Notification concerning the date of oral proceedings
Jun 29, 2021
Notification concerning the date of oral proceedings
Apr 30, 2021
Brief communication - Opposition proceedings
Apr 23, 2021
(Electronic) Receipt
Apr 23, 2021
Any annexes (other than citation) to an opposition letter
Apr 23, 2021
Any annexes (other than citation) to an opposition letter
Apr 23, 2021
Letter accompanying subsequently filed items
Apr 23, 2021
Written submission in preparation to/during oral proceedings
Mar 30, 2021
Advice of delivery
Mar 25, 2021
Advice of delivery
Mar 17, 2021
Annex to the communication - opposition
Mar 17, 2021
Citation in opposition procedure - 014
Mar 17, 2021
Information concerning oral proceedings
Mar 17, 2021
Summons to attend oral proceedings
Mar 17, 2021
Summons to attend oral proceedings
Mar 17, 2021
Transmittal of decision / summons - opposition
Mar 17, 2021
Transmittal of decision / summons - opposition
Dec 16, 2020
Brief communication - Opposition proceedings
Dec 11, 2020
(Electronic) Receipt
Dec 11, 2020
Auxiliary request during Opposition procedure
Dec 11, 2020
Auxiliary request during Opposition procedure
Dec 11, 2020
Auxiliary request during Opposition procedure
Dec 11, 2020
Auxiliary request during Opposition procedure
Dec 11, 2020
Auxiliary request during Opposition procedure - 01
Dec 11, 2020
Auxiliary request during Opposition procedure - 02
Dec 11, 2020
Auxiliary request during Opposition procedure - 03
Dec 11, 2020
Auxiliary request during Opposition procedure - 04
Dec 11, 2020
Letter accompanying subsequently filed items
Dec 11, 2020
Main request during Opposition procedure
Dec 11, 2020
Main request during Opposition procedure
Dec 11, 2020
Reply of the patent proprietor to the notice(s) of opposition
Aug 4, 2020
Communication of a notice of opposition and request to file observations
Aug 4, 2020
Notice of further oppositions to opponent(s)
Jul 29, 2020
Communication of a notice of opposition - first information to patent proprietor
Jul 23, 2020
(Electronic) Receipt
Jul 23, 2020
Citation in opposition procedure - 001
Jul 23, 2020
Citation in opposition procedure - 002
Jul 23, 2020
Citation in opposition procedure - 003
Jul 23, 2020
Citation in opposition procedure - 004
Jul 23, 2020
Citation in opposition procedure - 005
Jul 23, 2020
Citation in opposition procedure - 006
Jul 23, 2020
Citation in opposition procedure - 007
Jul 23, 2020
Citation in opposition procedure - 008
Jul 23, 2020
Citation in opposition procedure - 009
Jul 23, 2020
Citation in opposition procedure - 010
Jul 23, 2020
Citation in opposition procedure - 011
Jul 23, 2020
International publication (Pamphlet)
Jul 23, 2020
Notice of opposition
Jul 23, 2020
Notice of opposition
Nov 4, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 26, 2019
Decision to grant a European patent
Sep 20, 2019
Information about non-relevance of third-party observations
Aug 29, 2019
(Electronic) Receipt
Aug 29, 2019
French translation of claims
Aug 29, 2019
German translation of the claims
Aug 29, 2019
Letter accompanying subsequently filed items
Aug 16, 2019
Acknowledgement of receipt of third party observations
Aug 16, 2019
Transmittal of third party observations to applicant
Aug 13, 2019
Non-patent literature filed by a third party
Aug 13, 2019
Non-patent literature filed by a third party
Aug 13, 2019
Non-patent literature filed by a third party
Aug 13, 2019
Non-patent literature filed by a third party
Aug 13, 2019
Non-patent literature filed by a third party
Aug 13, 2019
Observations by third parties
Aug 8, 2019
Non-patent literature filed by a third party
Aug 8, 2019
Non-patent literature filed by a third party
Aug 8, 2019
Non-patent literature filed by a third party
Aug 8, 2019
Non-patent literature filed by a third party
Aug 8, 2019
Observations by third parties
Jun 24, 2019
Information about non-relevance of third-party observations
Jun 21, 2019
Acknowledgement of receipt of third party observations
Jun 21, 2019
Transmittal of third party observations to applicant
Jun 13, 2019
(Electronic) Receipt
Jun 13, 2019
Letter accompanying subsequently filed items
Jun 13, 2019
Observations by third parties
Jun 13, 2019
Patent document filed by a Third party
Jun 7, 2019
Bibliographic data of the European patent application
Jun 7, 2019
Communication about intention to grant a European patent
Jun 7, 2019
Intention to grant (signatures)
Jun 7, 2019
Text intended for grant (clean copy)
Jun 7, 2019
Text intended for grant (version for approval)
Feb 22, 2019
(Electronic) Receipt
Feb 22, 2019
Amended claims with annotations
Feb 22, 2019
Amended description with annotations
Feb 22, 2019
Claims
Feb 22, 2019
Description
Feb 22, 2019
Letter accompanying subsequently filed items
Feb 22, 2019
Reply to communication from the Examining Division
Oct 15, 2018
Annex to the communication
Oct 15, 2018
Communication from the Examining Division
Oct 12, 2018
Acknowledgement of receipt of third party observations
Oct 12, 2018
Transmittal of third party observations to applicant
Oct 9, 2018
Examination started
Oct 4, 2018
(Electronic) Receipt
Oct 4, 2018
Letter accompanying subsequently filed items
Oct 4, 2018
Observations by third parties
Apr 25, 2018
(Electronic) Receipt
Apr 25, 2018
Amended claims filed after receipt of (European) search report
Apr 25, 2018
Amended claims with annotations
Apr 25, 2018
Amendments received before examination
Apr 25, 2018
Letter accompanying subsequently filed items
Oct 20, 2017
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Oct 4, 2017
Communication regarding the transmission of the European search report
Oct 4, 2017
European search opinion
Oct 4, 2017
Information on Search Strategy
Oct 4, 2017
Supplementary European search report
Sep 18, 2017
Search started
Jan 4, 2017
Notification of forthcoming publication
Nov 17, 2016
Communication regarding possible amendment of the application/payment of claims fee
Nov 3, 2016
Communication to designated inventor
Nov 3, 2016
Communication to designated inventor
Oct 17, 2016
Copy of the international preliminary report on patentability
Oct 17, 2016
Translation of the international preliminary report on patentability
Aug 5, 2016
Information on entry into European phase
Aug 4, 2016
(Electronic) Receipt
Aug 4, 2016
Abstract
Aug 4, 2016
Claims
Aug 4, 2016
Description
Aug 4, 2016
Drawings
Aug 4, 2016
Request for entry into the European phase
Oct 21, 2015
Priority document (electronically transmitted)
Oct 1, 2015
Copy of the international search report
Oct 1, 2015
Copy of the translated international search report
Oct 1, 2015
International publication pamphlet

EP3124645

KUBOTA

Application Number: EP14887198A
Filing Date: Dec 17, 2014
Status: Revoked; Dec 6, 2024
Publication Date: Oct 23, 2019
External Links: Slate, Register , Google Patents

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Casting Product Having Alumina Barrier Layer

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Dossier Documents

EP3124645