Ferrite Magnetic Material

Patent No. EP2452928 (titled "Ferrite Magnetic Material") was filed by TDK on Jul 5, 2010. The application was issued on Sep 7, 2016.

Patent Family

Statuses, jurisdictions and citation links are shared on request.

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
UNION MATERIALS	Jun 7, 2017	BCKIP PART MBB

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

Jun 26, 2024
Refund of fees
Jun 24, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Jun 24, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Jun 24, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jun 24, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jun 19, 2024
F3014 Oral Proceedings: Order cancelling/postponing
Jun 18, 2024
(Electronic) Receipt
Jun 18, 2024
Letter accompanying subsequently filed items
Jun 18, 2024
Withdrawal of an opposition
Jun 4, 2024
(Electronic) Receipt
Jun 4, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jun 4, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jun 4, 2024
F3345 Forwarding of submissions to parties
Jun 4, 2024
Letter accompanying subsequently filed items
Jun 4, 2024
Oral proceedings: change of venue
Jun 4, 2024
Oral proceedings: change of venue
May 29, 2024
(Electronic) Receipt
May 29, 2024
Letter accompanying subsequently filed items
May 29, 2024
Letter dealing with oral proceedings during the appeal procedure
May 21, 2024
F3345 Forwarding of submissions to parties
May 15, 2024
(Electronic) Receipt
May 15, 2024
Letter accompanying subsequently filed items
May 15, 2024
Letter dealing with oral proceedings during the appeal procedure
Apr 29, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 29, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 26, 2024
F3345 Forwarding of submissions to parties
Mar 21, 2024
(Electronic) Receipt
Mar 21, 2024
Letter accompanying subsequently filed items
Mar 21, 2024
Letter relating to Appeal Procedure
Mar 18, 2024
F3011.1 Oral Proceedings: summons
Mar 18, 2024
F3011.1 Oral Proceedings: summons
Dec 22, 2023
F3345 Forwarding of submissions to parties
Dec 19, 2023
(Electronic) Receipt
Dec 19, 2023
Auxiliary request during appeals procedure - 07
Dec 19, 2023
Letter accompanying subsequently filed items
Dec 19, 2023
Letter relating to Appeal Procedure
Nov 3, 2023
F3345 Forwarding of submissions to parties
Oct 30, 2023
(Electronic) Receipt
Oct 30, 2023
Letter accompanying subsequently filed items
Oct 30, 2023
Letter relating to Appeal Procedure
Jun 30, 2023
F3345 Forwarding of submissions to parties
Jun 26, 2023
(Electronic) Receipt
Jun 26, 2023
Auxiliary request during appeals procedure - 01
Jun 26, 2023
Auxiliary request during appeals procedure - 02
Jun 26, 2023
Auxiliary request during appeals procedure - 03
Jun 26, 2023
Auxiliary request during appeals procedure - 04
Jun 26, 2023
Auxiliary request during appeals procedure - 05
Jun 26, 2023
Auxiliary request during appeals procedure - 06
Jun 26, 2023
Citation in appeal procedure - 049
Jun 26, 2023
Letter accompanying subsequently filed items
Jun 26, 2023
Reply to appeal
Feb 14, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Feb 9, 2023
(Electronic) Receipt
Feb 9, 2023
Letter accompanying subsequently filed items
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Non-Patent Literature cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Patent Document cited during the appeal procedure
Feb 9, 2023
Statement of grounds of appeal
Dec 13, 2022
F3204 Communication of the file number to the parties
Dec 13, 2022
F3204 Communication of the file number to the parties
Dec 8, 2022
(Electronic) Receipt
Dec 8, 2022
Letter accompanying subsequently filed items
Dec 8, 2022
Notice of appeal
Oct 11, 2022
Brief communication - Opposition proceedings
Oct 10, 2022
Communication of amended entries
Sep 29, 2022
Advice of delivery
Sep 29, 2022
Annex to the communication - opposition
Sep 29, 2022
Decision of the Opposition Division and instruction
Sep 29, 2022
Decision rejecting the opposition
Sep 29, 2022
Decision rejecting the opposition
Sep 29, 2022
Grounds for the decision (Annex) - opposition
Sep 29, 2022
Means of redress
Sep 29, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Sep 29, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Sep 29, 2022
Provision of a copy of the minutes - opposition procedure
Sep 29, 2022
Provision of a copy of the minutes - opposition procedure
Sep 29, 2022
Scanned annex to a communication - opposition procedure
Sep 29, 2022
Transmittal of decision / summons - opposition
Sep 29, 2022
Transmittal of decision / summons - opposition
Sep 21, 2022
Letter accompanying subsequently filed items
Sep 21, 2022
Request concerning representative opponent
Jan 11, 2022
Information about the result of oral proceedings
Jan 4, 2022
Brief communication - Opposition proceedings
Dec 29, 2021
(Electronic) Receipt
Dec 29, 2021
Citation in opposition procedure - 045
Dec 29, 2021
Consolidated list of cited opposition documents
Dec 29, 2021
Letter accompanying subsequently filed items
Dec 29, 2021
Written submission in preparation to/during oral proceedings
Nov 16, 2021
Brief communication - Opposition proceedings
Nov 11, 2021
(Electronic) Receipt
Nov 11, 2021
Auxiliary request during Opposition procedure - 04
Nov 11, 2021
Auxiliary request during Opposition procedure - 05
Nov 11, 2021
Citation in opposition procedure - 004
Nov 11, 2021
Citation in opposition procedure - 034
Nov 11, 2021
Citation in opposition procedure - 034
Nov 11, 2021
Citation in opposition procedure - 035
Nov 11, 2021
Citation in opposition procedure - 036
Nov 11, 2021
Citation in opposition procedure - 037
Nov 11, 2021
Citation in opposition procedure - 038
Nov 11, 2021
Citation in opposition procedure - 039
Nov 11, 2021
Citation in opposition procedure - 039
Nov 11, 2021
Citation in opposition procedure - 040
Nov 11, 2021
Citation in opposition procedure - 041
Nov 11, 2021
Citation in opposition procedure - 042
Nov 11, 2021
Citation in opposition procedure - 043
Nov 11, 2021
Citation in opposition procedure - 044
Nov 11, 2021
Letter accompanying subsequently filed items
Nov 11, 2021
Written submission in preparation to/during oral proceedings
Oct 20, 2021
Brief communication - Opposition proceedings
Oct 13, 2021
(Electronic) Receipt
Oct 13, 2021
Letter accompanying subsequently filed items
Oct 13, 2021
Request for interpreters during oral proceedings
Aug 10, 2021
Notification concerning the date of oral proceedings
Aug 10, 2021
Notification concerning the date of oral proceedings
Dec 22, 2020
Advice of delivery
Dec 21, 2020
(Electronic) Receipt
Dec 21, 2020
Advice of delivery
Dec 21, 2020
Annex to the communication - opposition
Dec 21, 2020
Information concerning oral proceedings
Dec 21, 2020
Letter accompanying subsequently filed items
Dec 21, 2020
Summons to attend oral proceedings
Dec 21, 2020
Summons to attend oral proceedings
Dec 21, 2020
Transmittal of decision / summons - opposition
Dec 21, 2020
Transmittal of decision / summons - opposition
Dec 9, 2020
Brief communication - Opposition proceedings
Dec 8, 2020
Communication concerning the filing of a power of attorney
Dec 8, 2020
Communication of amended entries
Dec 4, 2020
Brief communication - Opposition proceedings
Dec 1, 2020
(Electronic) Receipt
Dec 1, 2020
Authorisation
Dec 1, 2020
Letter accompanying subsequently filed items
Dec 1, 2020
Reply from the opponent to submission of proprietor
Sep 16, 2020
Brief communication - Opposition proceedings
Sep 11, 2020
(Electronic) Receipt
Sep 11, 2020
Auxiliary request during Opposition procedure
Sep 11, 2020
Auxiliary request during Opposition procedure - 03
Sep 11, 2020
Letter accompanying subsequently filed items
Sep 11, 2020
Written submission in preparation to/during oral proceedings
May 20, 2020
Brief communication - Opposition proceedings
May 14, 2020
Citation in opposition procedure - 033
May 14, 2020
Written submission in preparation to/during oral proceedings
Apr 30, 2020
Notification concerning the date of oral proceedings
Apr 30, 2020
Notification concerning the date of oral proceedings
Mar 20, 2020
Brief communication - Opposition proceedings
Mar 16, 2020
Brief communication - Opposition proceedings
Mar 11, 2020
(Electronic) Receipt
Mar 11, 2020
Auxiliary request during Opposition procedure - 01
Mar 11, 2020
Auxiliary request during Opposition procedure - 02
Mar 11, 2020
Letter accompanying subsequently filed items
Mar 11, 2020
Request for interpreters during oral proceedings
Mar 11, 2020
Written submission in preparation to/during oral proceedings
Mar 11, 2020
Written submission in preparation to/during oral proceedings
Nov 21, 2019
Advice of delivery
Nov 19, 2019
Advice of delivery
Nov 18, 2019
Acknowledgement of a document
Nov 18, 2019
Acknowledgement of a document
Nov 18, 2019
Annex to the communication - opposition
Nov 18, 2019
Information concerning oral proceedings
Nov 18, 2019
Scanned annex to a communication - opposition procedure
Nov 18, 2019
Summons to attend oral proceedings
Nov 18, 2019
Summons to attend oral proceedings
Nov 26, 2018
Brief communication - Opposition proceedings
Nov 19, 2018
Letter regarding the opposition procedure (no time limit)
Oct 15, 2018
Brief communication - Opposition proceedings
Oct 9, 2018
(Electronic) Receipt
Oct 9, 2018
Citation in opposition procedure - 017
Oct 9, 2018
Citation in opposition procedure - 018
Oct 9, 2018
Citation in opposition procedure - 019
Oct 9, 2018
Citation in opposition procedure - 020
Oct 9, 2018
Letter accompanying subsequently filed items
Oct 9, 2018
Letter regarding the opposition procedure (no time limit)
Oct 1, 2018
Brief communication - Opposition proceedings
Oct 1, 2018
Brief communication - Opposition proceedings
Aug 10, 2018
Brief communication - Opposition proceedings
Aug 3, 2018
Letter regarding the opposition procedure (no time limit)
May 11, 2018
Brief communication - Opposition proceedings
May 4, 2018
Citation in opposition procedure - 007
May 4, 2018
Citation in opposition procedure - 008
May 4, 2018
Citation in opposition procedure - 008
May 4, 2018
Citation in opposition procedure - 009
May 4, 2018
Citation in opposition procedure - 010
May 4, 2018
Citation in opposition procedure - 011
May 4, 2018
Citation in opposition procedure - 012
May 4, 2018
Citation in opposition procedure - 013
May 4, 2018
Citation in opposition procedure - 014
May 4, 2018
Citation in opposition procedure - 015
May 4, 2018
Citation in opposition procedure - 016
May 4, 2018
Citation in opposition procedure - 016
May 4, 2018
Citation in opposition procedure - 023
May 4, 2018
Citation in opposition procedure - 024
May 4, 2018
Citation in opposition procedure - 025
May 4, 2018
Citation in opposition procedure - 026
May 4, 2018
Citation in opposition procedure - 027
May 4, 2018
Citation in opposition procedure - 028
May 4, 2018
Citation in opposition procedure - 029
May 4, 2018
Citation in opposition procedure - 030
May 4, 2018
Citation in opposition procedure - 031
May 4, 2018
Citation in opposition procedure - 032
May 4, 2018
Letter regarding the opposition procedure (no time limit)
Feb 1, 2018
Brief communication - Opposition proceedings
Jan 31, 2018
Communication of amended entries
Jan 23, 2018
Annexes in respect of a client data request
Jan 23, 2018
Annexes in respect of a client data request
Jan 23, 2018
Request for change of name -opponent
Nov 29, 2017
Brief communication - Opposition proceedings
Nov 22, 2017
Reply of the patent proprietor to the notice(s) of opposition
Jul 13, 2017
Communication of a notice of opposition and request to file observations
Jul 13, 2017
Notice of further oppositions to opponent(s)
Jun 26, 2017
Communication of a notice of opposition - first information to patent proprietor
Jun 7, 2017
(Electronic) Receipt
Jun 7, 2017
Citation in opposition procedure - 001
Jun 7, 2017
Citation in opposition procedure - 002
Jun 7, 2017
Citation in opposition procedure - 003
Jun 7, 2017
Citation in opposition procedure - 004
Jun 7, 2017
Citation in opposition procedure - 005
Jun 7, 2017
Citation in opposition procedure - 006
Jun 7, 2017
Citation in opposition procedure - 021
Jun 7, 2017
Citation in opposition procedure - 022
Jun 7, 2017
Notice of opposition
Jun 7, 2017
Notice of opposition
Sep 7, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 11, 2016
Decision to grant a European patent
Jul 22, 2016
Filing of the translations of the claims
Jul 22, 2016
French translation of claims
Jul 22, 2016
German translation of the claims
Jul 22, 2016
Payment of fees and costs
May 11, 2016
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Apr 28, 2016
Acknowledgement of receipt of third party observations
Apr 28, 2016
Transmittal of third party observations to applicant
Apr 22, 2016
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Apr 13, 2016
Bibliographic data of the European patent application
Apr 13, 2016
Communication about intention to grant a European patent
Apr 13, 2016
Intention to grant (signatures)
Apr 13, 2016
Non-patent literature filed by a third party
Apr 13, 2016
Non-scannable object
Apr 13, 2016
Non-scannable object
Apr 13, 2016
Non-scannable object
Apr 13, 2016
Observations by third parties
Apr 13, 2016
Text intended for grant (clean copy)
Apr 13, 2016
Text intended for grant (version for approval)
Apr 12, 2016
Non-patent literature filed by a third party
Apr 12, 2016
Observations by third parties
Mar 7, 2016
Description
Mar 7, 2016
Reply to communication from the Examining Division
Feb 19, 2016
Annex to the communication
Feb 19, 2016
Communication from the Examining Division
Nov 10, 2015
Reply to communication from the Examining Division
Jul 13, 2015
Annex to the communication
Jul 13, 2015
Communication from the Examining Division
Jul 2, 2015
Transmittal of third party observations to applicant
Jul 1, 2015
Acknowledgement of receipt of third party observations
Jun 24, 2015
Non-patent literature cited during the examination procedure
Jun 24, 2015
Observations by third parties
May 26, 2015
Acknowledgement of receipt of third party observations
May 26, 2015
Transmittal of third party observations to applicant
May 12, 2015
(Electronic) Receipt
May 12, 2015
Letter accompanying subsequently filed items
May 12, 2015
Observations by third parties
Feb 24, 2015
Submission concerning representation
Oct 9, 2014
Non-patent literature cited during the examination procedure
Oct 9, 2014
Reply to communication from the Examining Division
Jun 6, 2014
Annex to the communication
Jun 6, 2014
Communication from the Examining Division
Feb 20, 2014
Claims
Feb 20, 2014
Reply to communication from the Examining Division
Jan 31, 2014
Transmittal of third party observations to applicant
Jan 28, 2014
Acknowledgement of receipt of third party observations
Jan 28, 2014
Grant of extension of time limit (examination procedure)
Jan 17, 2014
Request for extension of time limit to communication from the Examining Division
Sep 12, 2013
Observations by third parties
Sep 9, 2013
Annex to the communication
Sep 9, 2013
Communication from the Examining Division
Aug 30, 2013
Examination started
Jul 24, 2013
Amended claims filed after receipt of (European) search report
Jul 24, 2013
Amendments received before examination
Jul 24, 2013
Non-patent literature cited during the examination procedure
Jul 18, 2013
Communication of the registration of a transfer or change of name and/or address
Jul 11, 2013
Communication of the registration of a transfer or change of name and/or address
Jul 11, 2013
Submission concerning change of applicant's address
Jul 5, 2013
Submission concerning change of applicant's address
Jan 24, 2013
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jan 7, 2013
Communication regarding the transmission of the European search report
Jan 7, 2013
European search opinion
Jan 7, 2013
Supplementary European search report
Sep 28, 2012
Acknowledgement of receipt of observations by third party
Sep 28, 2012
Communication to applicant regarding observations by third parties
Sep 20, 2012
Observations by third parties
Sep 20, 2012
Patent document filed by a Third party
Sep 20, 2012
Patent document filed by a Third party
Apr 18, 2012
Notification of forthcoming publication
Mar 13, 2012
Communication regarding possible amendment of the application/payment of claims fee
Feb 28, 2012
Translation of the international preliminary report on patentability
Feb 6, 2012
(Electronic) Receipt
Feb 6, 2012
Abstract
Feb 6, 2012
Claims
Feb 6, 2012
Description
Feb 6, 2012
Drawings
Feb 6, 2012
Matter concerning the application
Feb 6, 2012
Request for entry into the European phase
Jan 25, 2012
Copy of the international preliminary report on patentability
Nov 18, 2011
Information on entry into European phase
Feb 3, 2011
Priority document (electronically transmitted)

EP2452928

TDK

Application Number: EP10797102A
Filing Date: Jul 5, 2010
Status: Opposition Rejected; Jun 20, 2024
Publication Date: Sep 7, 2016
External Links: Slate, Register , Google Patents

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Ferrite Magnetic Material

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Dossier Documents

EP2452928