Gas Blast Circuit Breaker

Patent No. EP2569795 (titled "Gas Blast Circuit Breaker") was filed by Siemens on May 3, 2011. The application was issued on Mar 18, 2015.

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
ABB SCHWEIZ	Dec 18, 2015	ABB PATENT ATTORNEYS

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

Feb 19, 2018
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Feb 19, 2018
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Feb 15, 2018
Termination of the opposition proceedings with revocation of patent
Nov 21, 2017
Advice of delivery
Nov 13, 2017
Advice of delivery
Nov 9, 2017
Advice of delivery
Nov 9, 2017
Advice of delivery
Nov 6, 2017
Acknowledgement of a document
Nov 6, 2017
Acknowledgement of a document
Nov 6, 2017
Annex to the communication - opposition
Nov 6, 2017
Decision of the Opposition Division and instruction
Nov 6, 2017
Decision revoking the European patent
Nov 6, 2017
Grounds for the decision (Annex) - opposition
Nov 6, 2017
Internal form - Opposition/addressees
Nov 6, 2017
Internal form - Opposition/addressees
Nov 6, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 6, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 6, 2017
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 6, 2017
Provision of a copy of the minutes - opposition procedure
Oct 11, 2017
Information about the result of oral proceedings
Oct 11, 2017
Notification concerning the date of oral proceedings
Oct 11, 2017
Notification concerning the date of oral proceedings
Oct 6, 2017
Notification concerning the date of oral proceedings
Oct 6, 2017
Notification concerning the date of oral proceedings
Sep 15, 2017
Brief communication - Opposition proceedings
Sep 11, 2017
(Electronic) Receipt
Sep 11, 2017
Amended claims with annotations
Sep 11, 2017
Amended description with annotations
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Description
Sep 11, 2017
Letter accompanying subsequently filed items
Sep 11, 2017
Written submission in preparation to/during oral proceedings
Jul 31, 2017
Communication of the registration of a transfer or change of name and/or address
Jul 26, 2017
Brief communication - Opposition proceedings
Jul 24, 2017
Submission concerning change of applicant's address
Jul 20, 2017
(Electronic) Receipt
Jul 20, 2017
Letter accompanying subsequently filed items
Jul 20, 2017
Letter regarding the opposition procedure (no time limit)
Dec 14, 2016
Advice of delivery
Dec 13, 2016
Advice of delivery
Dec 8, 2016
Advice of delivery
Dec 8, 2016
Advice of delivery
Dec 7, 2016
Acknowledgement of a document
Dec 7, 2016
Acknowledgement of a document
Dec 7, 2016
Annex to the communication - opposition
Dec 7, 2016
Information concerning oral proceedings
Dec 7, 2016
Preparation for oral proceedings
Dec 7, 2016
Summons to attend oral proceedings
Dec 7, 2016
Summons to attend oral proceedings
Apr 20, 2016
Brief communication - Opposition proceedings
Apr 13, 2016
(Electronic) Receipt
Apr 13, 2016
Letter accompanying subsequently filed items
Apr 13, 2016
Reply of the patent proprietor to the notice(s) of opposition
Jan 26, 2016
Communication of a notice of opposition and request to file observations
Jan 26, 2016
Notice of further oppositions to opponent(s)
Jan 8, 2016
Brief communication - Opposition proceedings
Jan 4, 2016
Communication of a notice of opposition - first information to patent proprietor
Dec 22, 2015
(Electronic) Receipt
Dec 22, 2015
Letter accompanying subsequently filed items
Dec 22, 2015
Letter regarding the opposition procedure (no time limit)
Dec 18, 2015
(Electronic) Receipt
Dec 18, 2015
Letter accompanying subsequently filed items
Dec 18, 2015
Notice of opposition
Dec 18, 2015
Patent document cited during the opposition procedure
Dec 18, 2015
Patent document cited during the opposition procedure
Dec 18, 2015
Patent document cited during the opposition procedure
Dec 18, 2015
Patent document cited during the opposition procedure
Dec 18, 2015
Patent document cited during the opposition procedure
Mar 19, 2015
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 19, 2015
Decision to grant a European patent
Feb 11, 2015
(Electronic) Receipt
Feb 11, 2015
English translation of the claims
Feb 11, 2015
French translation of claims
Feb 11, 2015
Letter accompanying subsequently filed items
Oct 20, 2014
Bibliographic data of the European patent application
Oct 20, 2014
Communication about intention to grant a European patent
Oct 20, 2014
Intention to grant (signatures)
Oct 20, 2014
Text intended for grant
Aug 28, 2014
Examination started
Jun 14, 2013
Amended description filed after receipt of (European) search report
Jun 14, 2013
Amendments received before examination
Feb 20, 2013
Notification on forthcoming publication of bibliographic data
Feb 11, 2013
Communication of the registration of a transfer or change of name and/or address
Feb 5, 2013
CDS Clean up - amended data concerning the postal address of the applicant
Feb 5, 2013
Submission concerning change of applicant's name
Feb 5, 2013
Submission concerning change of applicant's name
Dec 21, 2012
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Dec 17, 2012
Communication to designated inventor
Nov 27, 2012
Copy of the international preliminary report on patentability
Oct 23, 2012
(Electronic) Receipt
Oct 23, 2012
Priority search results
Oct 23, 2012
Request for entry into the European phase
Sep 21, 2012
Information on entry into European phase
Dec 5, 2011
Priority document (electronically transmitted)
Nov 17, 2011
Copy of the international search report
Nov 17, 2011
Copy of the international search report
Nov 17, 2011
Published international application - A1
Jul 28, 2011
Written opinion of the ISA, boxes No. I to VIII
Jul 28, 2011
Written opinion of the ISA, cover sheet
Jul 28, 2011
Written opinion of the ISA, supplemental box
May 3, 2011
(Electronic) Receipt
May 3, 2011
Abstract
May 3, 2011
Claims
May 3, 2011
Description
May 3, 2011
Drawings

EP2569795

SIEMENS

Application Number: EP11720067A
Filing Date: May 3, 2011
Status: Revoked; Feb 16, 2018
Publication Date: Mar 18, 2015
External Links: Slate, Register , Google Patents

IP Verse

Gas Blast Circuit Breaker

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2569795