Sealing Arrangement For Axially Split Turbomachines

Patent No. EP2941544 (titled "Sealing Arrangement For Axially Split Turbomachines") was filed by Nuovo Pignone on Dec 17, 2013. The application was issued on Feb 20, 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
KSB	Nov 20, 2019	BEHR

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 7, 2024
Decision of the Board of Appeal
Nov 7, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Nov 7, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Nov 7, 2024
F3032 Notification(s) of the decision
Nov 7, 2024
F3032 Notification(s) of the decision
Nov 4, 2024
F3014 Oral Proceedings: Order cancelling/postponing
Oct 31, 2024
F3345 Forwarding of submissions to parties
Oct 28, 2024
(Electronic) Receipt
Oct 28, 2024
Letter accompanying subsequently filed items
Oct 28, 2024
Letter dealing with oral proceedings during the appeal procedure
Oct 25, 2024
F3018 Oral proceedings: Confirmation interpreters
Oct 25, 2024
F3018 Oral proceedings: Confirmation interpreters
Oct 25, 2024
F3345 Forwarding of submissions to parties
Oct 24, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 24, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 21, 2024
(Electronic) Receipt
Oct 21, 2024
Letter accompanying subsequently filed items
Oct 21, 2024
Letter dealing with oral proceedings during the appeal procedure
Nov 3, 2023
F3345 Forwarding of submissions to parties
Oct 27, 2023
(Electronic) Receipt
Oct 27, 2023
Letter accompanying subsequently filed items
Oct 27, 2023
Letter dealing with oral proceedings during the appeal procedure
Oct 26, 2023
F3345 Forwarding of submissions to parties
Oct 23, 2023
(Electronic) Receipt
Oct 23, 2023
Letter accompanying subsequently filed items
Oct 23, 2023
Letter dealing with oral proceedings during the appeal procedure
Oct 10, 2023
F3345 Forwarding of submissions to parties
Oct 5, 2023
Advice of delivery
Oct 5, 2023
Request for interpreters during oral proceedings
Oct 4, 2023
F3011.1 Oral Proceedings: summons
Oct 4, 2023
F3011.1 Oral Proceedings: summons
Sep 28, 2023
F3010 Oral proceedings: order for summons
Sep 28, 2023
F3303.16 Change of composition of the Board (T)
Jul 3, 2023
F3303.16 Change of composition of the Board (T)
Jun 22, 2023
Miscellaneous requests concerning client data
Jun 9, 2023
Composition of the board (T)
Apr 24, 2023
F3345 Forwarding of submissions to parties
Apr 18, 2023
(Electronic) Receipt
Apr 18, 2023
Letter accompanying subsequently filed items
Apr 18, 2023
Reply to appeal
Mar 22, 2023
Annex to the communication - opposition
Mar 22, 2023
Brief communication - Opposition proceedings
Mar 22, 2023
Brief communication - Opposition proceedings
Mar 21, 2023
Brief communication - Opposition proceedings
Mar 13, 2023
Brief communication - Opposition proceedings
Mar 13, 2023
Brief communication - Opposition proceedings
Mar 13, 2023
Letter regarding the opposition procedure (no time limit)
Mar 3, 2023
Annex to the communication - opposition
Feb 14, 2023
Brief communication - Opposition proceedings
Feb 14, 2023
Brief communication - Opposition proceedings
Feb 7, 2023
Annex to the communication - opposition
Feb 6, 2023
Brief communication - Opposition proceedings
Feb 6, 2023
Brief communication - Opposition proceedings
Feb 6, 2023
Letter regarding the opposition procedure (no time limit)
Jan 30, 2023
Annex to the communication
Dec 22, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Dec 7, 2022
(Electronic) Receipt
Dec 7, 2022
(Electronic) Receipt
Dec 7, 2022
Annexes (other than cited documents) regarding appeal procedure
Dec 7, 2022
Annexes (other than cited documents) regarding appeal procedure
Dec 7, 2022
Any annexes (other than citation) to an opposition letter
Dec 7, 2022
Letter accompanying subsequently filed items
Dec 7, 2022
Letter accompanying subsequently filed items
Dec 7, 2022
Letter regarding the opposition procedure (no time limit)
Dec 7, 2022
Statement of grounds of appeal
Sep 12, 2022
F3204 Communication of the file number to the parties
Sep 12, 2022
F3204 Communication of the file number to the parties
Sep 5, 2022
(Electronic) Receipt
Sep 5, 2022
Annexes (other than cited documents) regarding appeal procedure
Sep 5, 2022
Letter accompanying subsequently filed items
Sep 5, 2022
Notice of appeal
Jul 28, 2022
Advice of delivery
Jul 28, 2022
Annex to the communication - opposition
Jul 28, 2022
Decision of the Opposition Division and instruction
Jul 28, 2022
Druckexemplar in opposition procedure
Jul 28, 2022
Grounds for the decision (Annex) - opposition
Jul 28, 2022
Interlocutory decision in opposition proceedings
Jul 28, 2022
Interlocutory decision in opposition proceedings
Jul 28, 2022
Means of redress
Jul 28, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 28, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 28, 2022
Provision of a copy of the minutes - opposition procedure
Jul 28, 2022
Provision of a copy of the minutes - opposition procedure
Jul 28, 2022
Scanned annex to a communication - opposition procedure
Jul 28, 2022
Scanned annex to a communication - opposition procedure
Jul 28, 2022
Transmittal of decision / summons - opposition
Jul 28, 2022
Transmittal of decision / summons - opposition
Feb 10, 2022
Information about the result of oral proceedings
Dec 4, 2021
Annex to the communication - opposition
Dec 4, 2021
Brief communication - Opposition proceedings
Dec 4, 2021
Brief communication - Opposition proceedings
Dec 2, 2021
(Electronic) Receipt
Dec 2, 2021
Letter accompanying subsequently filed items
Dec 2, 2021
Notification concerning the date of oral proceedings
Dec 2, 2021
Notification concerning the date of oral proceedings
Oct 11, 2021
Brief communication - Opposition proceedings
Oct 11, 2021
Brief communication - Opposition proceedings
Oct 6, 2021
(Electronic) Receipt
Oct 6, 2021
(Electronic) Receipt
Oct 6, 2021
Auxiliary request during Opposition procedure
Oct 6, 2021
Auxiliary request during Opposition procedure
Oct 6, 2021
Auxiliary request during Opposition procedure - 04
Oct 6, 2021
Auxiliary request during Opposition procedure - 05
Oct 6, 2021
Citation in opposition procedure - 004
Oct 6, 2021
Consolidated list of cited opposition documents
Oct 6, 2021
Letter accompanying subsequently filed items
Oct 6, 2021
Letter accompanying subsequently filed items
Oct 6, 2021
Letter regarding the opposition procedure (no time limit)
Oct 6, 2021
Letter regarding the opposition procedure (no time limit)
Oct 6, 2021
Letter regarding the opposition procedure (no time limit)
Aug 24, 2021
Document concerning representation
Apr 1, 2021
Advice of delivery
Apr 1, 2021
Annex to the communication - opposition
Apr 1, 2021
Information concerning oral proceedings
Apr 1, 2021
Summons to attend oral proceedings
Apr 1, 2021
Summons to attend oral proceedings
Apr 1, 2021
Transmittal of decision / summons - opposition
Apr 1, 2021
Transmittal of decision / summons - opposition
Mar 29, 2021
Information about the result of oral proceedings
Oct 27, 2020
Brief communication - Opposition proceedings
Oct 23, 2020
Letter regarding the opposition procedure (no time limit)
Oct 21, 2020
Letter regarding the opposition procedure (no time limit)
Aug 17, 2020
Brief communication - Opposition proceedings
Aug 7, 2020
(Electronic) Receipt
Aug 7, 2020
Citation in opposition procedure - 004
Aug 7, 2020
Citation in opposition procedure - 006
Aug 7, 2020
Letter accompanying subsequently filed items
Aug 7, 2020
Letter regarding the opposition procedure (no time limit)
Apr 3, 2020
Brief communication - Opposition proceedings
Mar 31, 2020
(Electronic) Receipt
Mar 31, 2020
Amended claims with annotations
Mar 31, 2020
Amended claims with annotations
Mar 31, 2020
Amended claims with annotations
Mar 31, 2020
Auxiliary request during Opposition procedure - 01
Mar 31, 2020
Auxiliary request during Opposition procedure - 02
Mar 31, 2020
Auxiliary request during Opposition procedure - 03
Mar 31, 2020
Letter accompanying subsequently filed items
Mar 31, 2020
Reply of the patent proprietor to the notice(s) of opposition
Dec 2, 2019
Communication of a notice of opposition and request to file observations
Dec 2, 2019
Notice of further oppositions to opponent(s)
Nov 26, 2019
Communication of a notice of opposition - first information to patent proprietor
Nov 20, 2019
Citation in opposition procedure - 001
Nov 20, 2019
Citation in opposition procedure - 001
Nov 20, 2019
Citation in opposition procedure - 002
Nov 20, 2019
Citation in opposition procedure - 002
Nov 20, 2019
Citation in opposition procedure - 003
Nov 20, 2019
Citation in opposition procedure - 003
Nov 20, 2019
Citation in opposition procedure - 004
Nov 20, 2019
Citation in opposition procedure - 004
Nov 20, 2019
Citation in opposition procedure - 004
Nov 20, 2019
Citation in opposition procedure - 004
Nov 20, 2019
Citation in opposition procedure - 004
Nov 20, 2019
Citation in opposition procedure - 005
Nov 20, 2019
International publication (Pamphlet)
Nov 20, 2019
Notice of opposition
Nov 20, 2019
Notice of opposition
Nov 20, 2019
Patent document cited during the opposition procedure
May 16, 2019
Confirmation of revocation of automatic debit order
May 13, 2019
Letter relating to the automatic debiting procedure
May 6, 2019
Communication of amended entries concerning the representative
Apr 23, 2019
Submission concerning change of applicant's representative
Mar 4, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 24, 2019
Decision to grant a European patent
Nov 16, 2018
(Electronic) Receipt
Nov 16, 2018
French translation of claims
Nov 16, 2018
German translation of the claims
Nov 16, 2018
Letter accompanying subsequently filed items
Aug 10, 2018
Bibliographic data of the European patent application
Aug 10, 2018
Communication about intention to grant a European patent
Aug 10, 2018
Intention to grant (signatures)
Aug 10, 2018
Text intended for grant (clean copy)
Aug 10, 2018
Text intended for grant (version for approval)
Jun 8, 2018
Examination started
Oct 14, 2015
Notification on forthcoming publication of bibliographic data
Sep 17, 2015
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Sep 15, 2015
Communication to designated inventor
Sep 15, 2015
Communication to designated inventor
Sep 15, 2015
Communication to designated inventor
Sep 10, 2015
Priority search results copy provided by EPO
Jul 7, 2015
(Electronic) Receipt
Jul 7, 2015
Amended claims filed after receipt of (European) search report
Jul 7, 2015
Copy of the international preliminary report on patentability
Jul 7, 2015
Request for entry into the European phase
May 4, 2015
Information on entry into European phase
Jul 17, 2014
Priority document (electronically transmitted)
Jun 26, 2014
Copy of the international search report
Jun 26, 2014
Published international application - A1
Apr 22, 2014
Written opinion of the ISA, boxes No. I to VIII
Apr 22, 2014
Written opinion of the ISA, cover sheet
Apr 22, 2014
Written opinion of the ISA, supplemental box
Dec 17, 2013
(Electronic) Receipt
Dec 17, 2013
Abstract
Dec 17, 2013
Claims
Dec 17, 2013
Description
Dec 17, 2013
Drawings

EP2941544

NUOVO PIGNONE

Application Number: EP13811179A
Filing Date: Dec 17, 2013
Status: Revoked; Nov 9, 2024
Publication Date: Feb 20, 2019
External Links: Slate, Register , Google Patents

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Sealing Arrangement For Axially Split Turbomachines

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Dossier Documents

EP2941544