Seal Structure For Turbocharger Housing

Patent No. EP2620613 (titled "Seal Structure For Turbocharger Housing") was filed by Mitsubishi Heavy Industries on Dec 8, 2011. The application was issued on Apr 5, 2023.

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
ZIMMERMANN & PARTNER PATENTANWALTE MBB	Oct 18, 2019	ZIMMERMANN & PARTNER PATENTANWALTE 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

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Mar 10, 2023
Decision to maintain the European patent in amended form
Mar 10, 2023
Decision to maintain the European patent in amended form
Mar 3, 2023
Termination of the opposition proceedings with maintenance of patent
Feb 23, 2023
(Electronic) Receipt
Feb 23, 2023
Filing of the translation of the amended claims
Feb 23, 2023
French translation of claims
Feb 23, 2023
German translation of the claims
Nov 29, 2022
Communication to opponent concerning maintenance
Nov 29, 2022
Communication with request to file translations
Nov 24, 2022
Maintenance of the patent with the documents specified in the final decision
Nov 22, 2022
Annexes in respect of a client data request
Nov 22, 2022
Submission concerning representation
Nov 18, 2022
Advice of delivery
Nov 16, 2022
Refund of fees
Nov 14, 2022
F3017 Oral Proceedings: Notification of cancellation/postponing
Nov 14, 2022
F3017 Oral Proceedings: Notification of cancellation/postponing
Nov 14, 2022
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Nov 14, 2022
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Nov 9, 2022
F3014 Oral Proceedings: Order cancelling/postponing
Nov 4, 2022
(Electronic) Receipt
Nov 4, 2022
Letter accompanying subsequently filed items
Nov 4, 2022
Withdrawal of an appeal
Oct 4, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 4, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jul 25, 2022
F3345 Forwarding of submissions to parties
Jul 20, 2022
(Electronic) Receipt
Jul 20, 2022
Letter accompanying subsequently filed items
Jul 20, 2022
Letter dealing with oral proceedings during the appeal procedure
Jun 1, 2022
Advice of delivery
May 25, 2022
F3011.1 Oral Proceedings: summons
May 25, 2022
F3011.1 Oral Proceedings: summons
May 25, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 25, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 20, 2022
F3010 Oral proceedings: order for summons
May 3, 2022
Composition of the board (T)
Apr 5, 2022
F3345 Forwarding of submissions to parties
Mar 31, 2022
(Electronic) Receipt
Mar 31, 2022
Letter accompanying subsequently filed items
Mar 31, 2022
Letter relating to Appeal Procedure
Feb 4, 2022
F3345 Forwarding of submissions to parties
Feb 1, 2022
(Electronic) Receipt
Feb 1, 2022
Annexes (other than cited documents) regarding appeal procedure
Feb 1, 2022
Letter accompanying subsequently filed items
Feb 1, 2022
Letter relating to Appeal Procedure
Nov 26, 2021
F3345 Forwarding of submissions to parties
Nov 23, 2021
(Electronic) Receipt
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Amended claims with annotations
Nov 23, 2021
Auxiliary request during appeals procedure - 01
Nov 23, 2021
Auxiliary request during appeals procedure - 02
Nov 23, 2021
Auxiliary request during appeals procedure - 03
Nov 23, 2021
Auxiliary request during appeals procedure - 04
Nov 23, 2021
Auxiliary request during appeals procedure - 05
Nov 23, 2021
Auxiliary request during appeals procedure - 06
Nov 23, 2021
Auxiliary request during appeals procedure - 07
Nov 23, 2021
Auxiliary request during appeals procedure - 08
Nov 23, 2021
Auxiliary request during appeals procedure - 09
Nov 23, 2021
Auxiliary request during appeals procedure - 10
Nov 23, 2021
Auxiliary request during appeals procedure - 11
Nov 23, 2021
Auxiliary request during appeals procedure - 12
Nov 23, 2021
Auxiliary request during appeals procedure - 13
Nov 23, 2021
Auxiliary request during appeals procedure - 14
Nov 23, 2021
Auxiliary request during appeals procedure - 15
Nov 23, 2021
Auxiliary request during appeals procedure - 16
Nov 23, 2021
Auxiliary request during appeals procedure - 17
Nov 23, 2021
Auxiliary request during appeals procedure - 18
Nov 23, 2021
Auxiliary request during appeals procedure - 19
Nov 23, 2021
Auxiliary request during appeals procedure - 20
Nov 23, 2021
Auxiliary request during appeals procedure - 21
Nov 23, 2021
Auxiliary request during appeals procedure - 22
Nov 23, 2021
Auxiliary request during appeals procedure - 23
Nov 23, 2021
Auxiliary request during appeals procedure - 24
Nov 23, 2021
Auxiliary request during appeals procedure - 25
Nov 23, 2021
Auxiliary request during appeals procedure - 26
Nov 23, 2021
Auxiliary request during appeals procedure - 27
Nov 23, 2021
Auxiliary request during appeals procedure - 28
Nov 23, 2021
Auxiliary request during appeals procedure - 29
Nov 23, 2021
Auxiliary request during appeals procedure - 30
Nov 23, 2021
Auxiliary request during appeals procedure - 31
Nov 23, 2021
Auxiliary request during appeals procedure - 32
Nov 23, 2021
Auxiliary request during appeals procedure - 33
Nov 23, 2021
Claims
Nov 23, 2021
Letter accompanying subsequently filed items
Nov 23, 2021
Reply to appeal
Aug 13, 2021
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Aug 10, 2021
(Electronic) Receipt
Aug 10, 2021
Annexes (other than cited documents) regarding appeal procedure
Aug 10, 2021
Letter accompanying subsequently filed items
Aug 10, 2021
Statement of grounds of appeal
Jun 15, 2021
F3204 Communication of the file number to the parties
Jun 15, 2021
F3204 Communication of the file number to the parties
Jun 8, 2021
(Electronic) Receipt
Jun 8, 2021
Letter accompanying subsequently filed items
Jun 8, 2021
Notice of appeal
Apr 16, 2021
Advice of delivery
Apr 13, 2021
Advice of delivery
Apr 12, 2021
Annex to a communication
Apr 12, 2021
Annex to the communication - opposition
Apr 12, 2021
Decision of the Opposition Division and instruction
Apr 12, 2021
Druckexemplar in opposition procedure
Apr 12, 2021
Grounds for the decision (Annex) - opposition
Apr 12, 2021
Interlocutory decision in opposition proceedings
Apr 12, 2021
Interlocutory decision in opposition proceedings
Apr 12, 2021
Internal form - Opposition/addressees
Apr 12, 2021
Internal form - Opposition/addressees
Apr 12, 2021
Means of redress
Apr 12, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 12, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Apr 12, 2021
Provision of a copy of the minutes - opposition procedure
Apr 12, 2021
Provision of a copy of the minutes - opposition procedure
Apr 12, 2021
Transmittal of decision / summons - opposition
Apr 12, 2021
Transmittal of decision / summons - opposition
Feb 15, 2021
Information about the result of oral proceedings
Feb 9, 2021
(Electronic) Receipt
Feb 9, 2021
Letter accompanying subsequently filed items
Jan 21, 2021
(Electronic) Receipt
Jan 14, 2021
(Electronic) Receipt
Jan 14, 2021
Letter accompanying subsequently filed items
Jan 12, 2021
(Electronic) Receipt
Jan 12, 2021
Letter accompanying subsequently filed items
Dec 22, 2020
Brief communication - Opposition proceedings
Dec 22, 2020
Brief communication - Opposition proceedings
Dec 21, 2020
Brief communication - Opposition proceedings
Dec 15, 2020
(Electronic) Receipt
Dec 15, 2020
Letter accompanying subsequently filed items
Dec 15, 2020
Letter regarding the opposition procedure (no time limit)
Dec 15, 2020
Notification concerning the date of oral proceedings
Dec 15, 2020
Notification concerning the date of oral proceedings
Dec 15, 2020
Oral proceedings: reply to date proposed
Dec 11, 2020
Brief communication - Opposition proceedings
Dec 3, 2020
(Electronic) Receipt
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure
Dec 3, 2020
Auxiliary request during Opposition procedure - 01
Dec 3, 2020
Auxiliary request during Opposition procedure - 02
Dec 3, 2020
Auxiliary request during Opposition procedure - 03
Dec 3, 2020
Auxiliary request during Opposition procedure - 04
Dec 3, 2020
Auxiliary request during Opposition procedure - 05
Dec 3, 2020
Auxiliary request during Opposition procedure - 06
Dec 3, 2020
Auxiliary request during Opposition procedure - 07
Dec 3, 2020
Auxiliary request during Opposition procedure - 08
Dec 3, 2020
Auxiliary request during Opposition procedure - 09
Dec 3, 2020
Auxiliary request during Opposition procedure - 10
Dec 3, 2020
Auxiliary request during Opposition procedure - 11
Dec 3, 2020
Auxiliary request during Opposition procedure - 12
Dec 3, 2020
Auxiliary request during Opposition procedure - 13
Dec 3, 2020
Auxiliary request during Opposition procedure - 14
Dec 3, 2020
Auxiliary request during Opposition procedure - 15
Dec 3, 2020
Auxiliary request during Opposition procedure - 16
Dec 3, 2020
Auxiliary request during Opposition procedure - 17
Dec 3, 2020
Auxiliary request during Opposition procedure - 18
Dec 3, 2020
Auxiliary request during Opposition procedure - 19
Dec 3, 2020
Auxiliary request during Opposition procedure - 20
Dec 3, 2020
Auxiliary request during Opposition procedure - 21
Dec 3, 2020
Auxiliary request during Opposition procedure - 22
Dec 3, 2020
Auxiliary request during Opposition procedure - 23
Dec 3, 2020
Auxiliary request during Opposition procedure - 24
Dec 3, 2020
Auxiliary request during Opposition procedure - 25
Dec 3, 2020
Auxiliary request during Opposition procedure - 26
Dec 3, 2020
Auxiliary request during Opposition procedure - 27
Dec 3, 2020
Auxiliary request during Opposition procedure - 28
Dec 3, 2020
Auxiliary request during Opposition procedure - 29
Dec 3, 2020
Letter accompanying subsequently filed items
Dec 3, 2020
Letter regarding the opposition procedure (no time limit)
Dec 3, 2020
Letter regarding the opposition procedure (no time limit)
Dec 3, 2020
Main request during Opposition procedure
Dec 3, 2020
Main request during Opposition procedure
Nov 17, 2020
(Electronic) Receipt
Nov 17, 2020
Letter accompanying subsequently filed items
Nov 17, 2020
Oral proceedings: reply to date proposed
Sep 16, 2020
Brief communication - Opposition proceedings
Sep 4, 2020
(Electronic) Receipt
Sep 4, 2020
Letter accompanying subsequently filed items
Sep 4, 2020
Written submission in preparation to/during oral proceedings
Jul 22, 2020
Advice of delivery
Jul 9, 2020
Advice of delivery
Jul 3, 2020
Acknowledgement of a document
Jul 3, 2020
Acknowledgement of a document
Jul 3, 2020
Annex to the communication - opposition
Jul 3, 2020
Information concerning oral proceedings
Jul 3, 2020
Summons to attend oral proceedings
Jul 3, 2020
Summons to attend oral proceedings
Jun 26, 2020
Brief communication - Opposition proceedings
Jun 23, 2020
(Electronic) Receipt
Jun 23, 2020
Letter accompanying subsequently filed items
Jun 23, 2020
Reply from the opponent to submission of proprietor
Mar 12, 2020
Brief communication - Opposition proceedings
Mar 6, 2020
(Electronic) Receipt
Mar 6, 2020
Amended claims with annotations
Mar 6, 2020
Amended claims with annotations
Mar 6, 2020
Amended claims with annotations
Mar 6, 2020
Amended claims with annotations
Mar 6, 2020
Amended claims with annotations
Mar 6, 2020
Claims
Mar 6, 2020
Claims
Mar 6, 2020
Claims
Mar 6, 2020
Claims
Mar 6, 2020
Claims
Mar 6, 2020
Letter accompanying subsequently filed items
Mar 6, 2020
Reply of the patent proprietor to the notice(s) of opposition
Nov 15, 2019
Communication of a notice of opposition and request to file observations
Nov 15, 2019
Notice of further oppositions to opponent(s)
Oct 23, 2019
Communication of a notice of opposition - first information to patent proprietor
Oct 23, 2019
Consolidated list of cited opposition documents
Oct 18, 2019
(Electronic) Receipt
Oct 18, 2019
Any annexes (other than citation) to an opposition letter
Oct 18, 2019
Citation in opposition procedure - 001
Oct 18, 2019
Citation in opposition procedure - 002
Oct 18, 2019
Notice of opposition
Oct 18, 2019
Notice of opposition
Feb 4, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 7, 2019
Decision to grant a European patent
Dec 10, 2018
(Electronic) Receipt
Dec 10, 2018
French translation of claims
Dec 10, 2018
German translation of the claims
Dec 10, 2018
Letter accompanying subsequently filed items
Aug 8, 2018
Bibliographic data of the European patent application
Aug 8, 2018
Communication about intention to grant a European patent
Aug 8, 2018
Intention to grant (signatures)
Aug 8, 2018
Text intended for grant (clean copy)
Aug 8, 2018
Text intended for grant (version for approval)
Jun 21, 2018
(Electronic) Receipt
Jun 21, 2018
Amended claims with annotations
Jun 21, 2018
Amended description with annotations
Jun 21, 2018
Claims
Jun 21, 2018
Description
Jun 21, 2018
Letter accompanying subsequently filed items
Jun 21, 2018
Reply to communication from the Examining Division
Mar 23, 2018
Annex to the communication
Mar 23, 2018
Communication from the Examining Division
Mar 9, 2018
Examination started
Sep 25, 2017
(Electronic) Receipt
Sep 25, 2017
Amended claims filed after receipt of (European) search report
Sep 25, 2017
Amended claims with annotations
Sep 25, 2017
Amended description filed after receipt of (European) search report
Sep 25, 2017
Amended description with annotations
Sep 25, 2017
Amendments received before examination
Sep 25, 2017
Letter accompanying subsequently filed items
Jun 7, 2017
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
May 19, 2017
Communication regarding the transmission of the European search report
May 19, 2017
European search opinion
May 19, 2017
Information on Search Strategy
May 19, 2017
Supplementary European search report
Apr 20, 2017
(Electronic) Receipt
Apr 20, 2017
Letter accompanying subsequently filed items
Apr 20, 2017
Letter concerning search matters
Mar 3, 2017
Communication regarding the transmission of the European search report
Mar 3, 2017
Information on Search Strategy
Mar 3, 2017
Partial European search report
Feb 22, 2017
Search started
Apr 15, 2016
Communication of amended entries concerning the representative
Mar 15, 2016
Submission concerning change of applicant's representative
Jul 19, 2013
Communication to designated inventor
Jul 19, 2013
Communication to designated inventor
Jul 19, 2013
Communication to designated inventor
Jul 19, 2013
Communication to designated inventor
Jul 3, 2013
Copy of the international preliminary report on patentability
Jul 3, 2013
Notification of forthcoming publication
Jul 3, 2013
Translation of the international preliminary report on patentability
Jun 4, 2013
Reply by International Bureau
May 27, 2013
Communication regarding possible amendment of the application/payment of claims fee
May 23, 2013
Enquiry with the International Bureau
Apr 26, 2013
Information on entry into European phase
Apr 23, 2013
(Electronic) Receipt
Apr 23, 2013
Abstract
Apr 23, 2013
Claims
Apr 23, 2013
Claims filed under Art.19 PCT
Apr 23, 2013
Description
Apr 23, 2013
Drawings
Apr 23, 2013
Matter concerning the application
Apr 23, 2013
Request for entry into the European phase
Jul 10, 2012
Priority document (electronically transmitted)
Jun 21, 2012
Copy of the international search report
Jun 21, 2012
Copy of the translated international search report
Jun 21, 2012
International publication pamphlet

EP2620613

MITSUBISHI HEAVY INDUSTRIES

Application Number: EP11848082A
Filing Date: Dec 8, 2011
Status: Patent Maintained As Amended; Mar 3, 2023
Publication Date: Apr 5, 2023
External Links: Slate, Register , Google Patents

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Seal Structure For Turbocharger Housing

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2620613