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IP Verse

Barrier Sealing System For Centrifugal Compressors - EP1995465

The patent EP1995465 was granted to General Electric on Aug 2, 2017. The application was originally filed on May 23, 2008 under application number EP08156777A. The patent is currently recorded with a legal status of "Revoked".

EP1995465

GENERAL ELECTRIC

Application Number: EP08156777A
Filing Date: May 23, 2008
Status: Revoked; Nov 6, 2023
Publication Date: Aug 2, 2017
External Links: Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Oppositions

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	Opposition Status
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UNITED	May 2, 2018	DEHNS	-

Patent Citations (4) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation Phase	Publication Number
SEARCH	EP1070888
SEARCH	JP2006233899
SEARCH	US2002197154
SEARCH	US6609888

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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Oct 11, 2023
Decision of the Board of Appeal
Appeal
Oct 11, 2023
F3032 Notification(s) of the decision
Appeal
Oct 11, 2023
F3032 Notification(s) of the decision
Appeal
Oct 5, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Appeal
Oct 5, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Appeal
Sep 29, 2023
F3014 Oral Proceedings: Order cancelling/postponing
Appeal
Sep 19, 2023
F3345 Forwarding of submissions to parties
Appeal
Sep 14, 2023
(Electronic) Receipt
Appeal
Sep 14, 2023
Letter accompanying subsequently filed items
Appeal
Sep 14, 2023
Withdrawal of a request for oral proceedings
Appeal
Aug 3, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Appeal
Aug 3, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Appeal
Jun 22, 2023
Miscellaneous requests concerning client data
Appeal
Feb 6, 2023
F3022 Oral proceedings: change of board composition
Appeal
Feb 6, 2023
F3022 Oral proceedings: change of board composition
Appeal
Feb 1, 2023
F3303.16 Change of composition of the Board (T)
Appeal
May 13, 2022
F3011.1 Oral Proceedings: summons
Appeal
May 13, 2022
F3011.1 Oral Proceedings: summons
Appeal
May 10, 2022
F3010 Oral proceedings: order for summons
Appeal
Feb 10, 2022
F3022 Oral proceedings: change of board composition
Appeal
Feb 10, 2022
F3022 Oral proceedings: change of board composition
Appeal
Feb 7, 2022
F3303.16 Change of composition of the Board (T)
Appeal
Oct 14, 2020
F3345 Forwarding of submissions to parties
Appeal
Oct 12, 2020
Reply to appeal
Appeal
Oct 9, 2020
Reply to appeal
Appeal
Jul 3, 2020
Composition of the board (T)
Appeal
Jun 9, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Appeal
May 29, 2020
(Electronic) Receipt
Appeal
May 29, 2020
Letter accompanying subsequently filed items
Appeal
May 29, 2020
Request for change of name -opponent
Appeal
May 29, 2020
Statement of grounds of appeal
Appeal
Feb 17, 2020
F3204 Communication of the file number to the parties
Appeal
Feb 10, 2020
(Electronic) Receipt
Appeal
Feb 10, 2020
Letter accompanying subsequently filed items
Appeal
Feb 10, 2020
Notice of appeal
Appeal
Jan 15, 2020
(Electronic) Receipt
OPPO
Jan 15, 2020
Advice of delivery
OPPO
Jan 10, 2020
Communication about missing advice of delivery
OPPO
Dec 18, 2019
Advice of delivery
OPPO
Nov 29, 2019
Acknowledgement of a document
OPPO
Nov 29, 2019
Acknowledgement of a document
OPPO
Nov 29, 2019
Annex to the communication - opposition
OPPO
Nov 29, 2019
Decision of the Opposition Division and instruction
OPPO
Nov 29, 2019
Decision rejecting the opposition
OPPO
Nov 29, 2019
Grounds for the decision (Annex) - opposition
OPPO
Nov 29, 2019
Internal form - Opposition/addressees
OPPO
Nov 29, 2019
Internal form - Opposition/addressees
OPPO
Nov 29, 2019
Means of redress
OPPO
Nov 29, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Nov 29, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Nov 29, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
OPPO
Nov 29, 2019
Provision of a copy of the minutes - opposition procedure
OPPO
Nov 11, 2019
Information about the result of oral proceedings
OPPO
Oct 24, 2019
Brief communication - Opposition proceedings
OPPO
Oct 18, 2019
(Electronic) Receipt
OPPO
Oct 18, 2019
Request for interpreters during oral proceedings
OPPO
Jun 18, 2019
(Electronic) Receipt
OPPO
Jun 18, 2019
Advice of delivery
OPPO
Jun 6, 2019
Advice of delivery
OPPO
Jun 6, 2019
Advice of delivery
OPPO
May 22, 2019
Advice of delivery
OPPO
May 14, 2019
Acknowledgement of a document
OPPO
May 14, 2019
Acknowledgement of a document
OPPO
May 14, 2019
Information concerning oral proceedings
OPPO
May 14, 2019
Summons to attend oral proceedings
OPPO
May 14, 2019
Summons to attend oral proceedings
OPPO
May 13, 2019
Brief communication - Opposition proceedings
OPPO
May 13, 2019
Confirmation of revocation of automatic debit order
OPPO
May 10, 2019
Notification concerning the date of oral proceedings
OPPO
May 10, 2019
Notification concerning the date of oral proceedings
OPPO
May 8, 2019
Letter relating to the automatic debiting procedure
OPPO
May 7, 2019
(Electronic) Receipt
OPPO
May 7, 2019
Citation in opposition procedure
OPPO
May 7, 2019
Citation in opposition procedure
OPPO
May 7, 2019
Letter accompanying subsequently filed items
OPPO
May 7, 2019
Letter regarding the opposition procedure (no time limit)
OPPO
May 6, 2019
Communication of amended entries concerning the representative
OPPO
May 2, 2019
Brief communication - Opposition proceedings
OPPO
May 2, 2019
Brief communication - Opposition proceedings
OPPO
Apr 26, 2019
(Electronic) Receipt
OPPO
Apr 26, 2019
Letter accompanying subsequently filed items
OPPO
Apr 26, 2019
Letter regarding the opposition procedure (no time limit)
OPPO
Apr 25, 2019
(Electronic) Receipt
OPPO
Apr 25, 2019
Request for interpreters during oral proceedings
OPPO
Apr 23, 2019
Submission concerning change of applicant's representative
OPPO
Apr 18, 2019
Brief communication - Opposition proceedings
OPPO
Apr 15, 2019
(Electronic) Receipt
OPPO
Apr 15, 2019
Letter accompanying subsequently filed items
OPPO
Apr 15, 2019
Oral proceedings: reply to date proposed
OPPO
Jan 24, 2019
Advice of delivery
OPPO
Dec 21, 2018
Communication about missing advice of delivery
OPPO
Dec 4, 2018
Advice of delivery
OPPO
Dec 4, 2018
Advice of delivery
OPPO
Nov 23, 2018
Acknowledgement of a document
OPPO
Nov 23, 2018
Acknowledgement of a document
OPPO
Nov 23, 2018
Annex to the communication - opposition
OPPO
Nov 23, 2018
Information concerning oral proceedings
OPPO
Nov 23, 2018
Summons to attend oral proceedings
OPPO
Nov 23, 2018
Summons to attend oral proceedings
OPPO
Sep 24, 2018
Brief communication - Opposition proceedings
OPPO
Sep 19, 2018
(Electronic) Receipt
OPPO
Sep 19, 2018
Letter accompanying subsequently filed items
OPPO
Sep 19, 2018
Reply of the patent proprietor to the notice(s) of opposition
OPPO
May 17, 2018
Communication of a notice of opposition and request to file observations
OPPO
May 17, 2018
Notice of further oppositions to opponent(s)
OPPO
May 8, 2018
Communication of a notice of opposition - first information to patent proprietor
OPPO
May 2, 2018
(Electronic) Receipt
OPPO
May 2, 2018
Notice of opposition
OPPO
May 2, 2018
Notice of opposition
OPPO
May 2, 2018
Patent document cited during the opposition procedure
OPPO
May 2, 2018
Patent document cited during the opposition procedure
OPPO
May 2, 2018
Patent document cited during the opposition procedure
OPPO
May 2, 2018
Patent document cited during the opposition procedure
OPPO
May 2, 2018
Patent document cited during the opposition procedure
OPPO
May 2, 2018
Patent document cited during the opposition procedure
OPPO
Aug 2, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Search/Exam
Jul 6, 2017
Decision to grant a European patent
Search/Exam
Jun 22, 2017
(Electronic) Receipt
Search/Exam
Jun 22, 2017
Filing of the translations of the claims
Search/Exam
Jun 22, 2017
French translation of claims
Search/Exam
Jun 22, 2017
German translation of the claims
Search/Exam
May 30, 2017
Bibliographic data of the European patent application
Search/Exam
May 30, 2017
Communication about intention to grant a European patent
Search/Exam
May 30, 2017
Intention to grant (signatures)
Search/Exam
May 30, 2017
Text intended for grant (clean copy)
Search/Exam
May 30, 2017
Text intended for grant (version for approval)
Search/Exam
Jan 13, 2017
(Electronic) Receipt
Search/Exam
Jan 13, 2017
Authorisation
Search/Exam
Jan 13, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 13, 2017
Reply to communication from the Examining Division
Search/Exam
Sep 9, 2016
Annex to the communication
Search/Exam
Sep 9, 2016
Communication from the Examining Division
Search/Exam
Mar 21, 2016
(Electronic) Receipt
Search/Exam
Mar 21, 2016
Amended claims with annotations
Search/Exam
Mar 21, 2016
Amended description with annotations
Search/Exam
Mar 21, 2016
Claims
Search/Exam
Mar 21, 2016
Description
Search/Exam
Mar 21, 2016
Letter accompanying subsequently filed items
Search/Exam
Mar 21, 2016
Reply to communication from the Examining Division
Search/Exam
Jan 25, 2016
Grant of extension of time limit (examination procedure)
Search/Exam
Jan 20, 2016
(Electronic) Receipt
Search/Exam
Jan 20, 2016
Letter accompanying subsequently filed items
Search/Exam
Sep 10, 2015
Annex to the communication
Search/Exam
Sep 10, 2015
Communication from the Examining Division
Search/Exam
Dec 19, 2014
Application deemed to be withdrawn (non-payment of renewal fee)
Search/Exam
Jun 24, 2014
Late/insufficient payment of the renewal fee without additional fee
Search/Exam
Jul 3, 2013
CDS Clean up - amended data concerning the representative for the applicant
Search/Exam
Jul 1, 2013
Submission concerning representation
Search/Exam
Nov 9, 2009
Claims
Search/Exam
Nov 9, 2009
Reply to communication from the Examining Division
Search/Exam
Nov 2, 2009
Claims
Search/Exam
Nov 2, 2009
Reply to communication from the Examining Division
Search/Exam
Jul 28, 2009
CDS Clean up - amended data concerning the representative for the applicant
Search/Exam
Jun 22, 2009
Communication from the Examining Division
Search/Exam
Nov 28, 2008
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Search/Exam
Oct 29, 2008
Notification of forthcoming publication
Search/Exam
Sep 22, 2008
Communication regarding the transmission of the European search report
Search/Exam
Sep 22, 2008
European search opinion
Search/Exam
Sep 22, 2008
European search report
Search/Exam
Jun 12, 2008
Confirmation of receipt of (electronically) transmitted priority document
Search/Exam
Jun 3, 2008
Letter concerning the priority
Search/Exam
Jun 3, 2008
Priority document
Search/Exam
May 23, 2008
Abstract
Search/Exam
May 23, 2008
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Search/Exam
May 23, 2008
Claims
Search/Exam
May 23, 2008
Description
Search/Exam
May 23, 2008
Designation of inventor
Search/Exam
May 23, 2008
Designation of inventor
Search/Exam
May 23, 2008
Designation of inventor
Search/Exam
May 23, 2008
Designation of inventor
Search/Exam
May 23, 2008
Drawings
Search/Exam
May 23, 2008
Request for grant of a European patent
Search/Exam