Transformer With On-Load Tap-Changing Device

Patent No. EP2815411 (titled "Transformer With On-Load Tap-Changing Device") was filed by Maschinenfabrik Reinhausen on Jan 15, 2013. The application was issued on May 31, 2017.

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
SIEMENS	Feb 27, 2018	-

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

Get instant alerts for new documents

Sep 18, 2019
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Sep 18, 2019
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Sep 13, 2019
Termination of the opposition proceedings with revocation of patent
Jun 11, 2019
Advice of delivery
Jun 7, 2019
Advice of delivery
Jun 6, 2019
Advice of delivery
Jun 5, 2019
Advice of delivery
Jun 4, 2019
Acknowledgement of a document
Jun 4, 2019
Acknowledgement of a document
Jun 4, 2019
Annex to the communication - opposition
Jun 4, 2019
Decision of the Opposition Division and instruction
Jun 4, 2019
Decision revoking the European patent
Jun 4, 2019
Grounds for the decision (Annex) - opposition
Jun 4, 2019
Internal form - Opposition/addressees
Jun 4, 2019
Internal form - Opposition/addressees
Jun 4, 2019
Means of redress
Jun 4, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jun 4, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jun 4, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jun 4, 2019
Provision of a copy of the minutes - opposition procedure
Jun 4, 2019
Scanned annex to a communication - opposition procedure
Jun 4, 2019
Scanned annex to a communication - opposition procedure
May 9, 2019
Information about the result of oral proceedings
Mar 28, 2019
Brief communication - Opposition proceedings
Mar 28, 2019
Communication of amended entries concerning the representative
Mar 25, 2019
(Electronic) Receipt
Mar 25, 2019
Letter accompanying subsequently filed items
Mar 25, 2019
Submission concerning change of proprietor's representative
Mar 14, 2019
Brief communication to applicant/representative (Legal Division)
Mar 12, 2019
Brief communication - Opposition proceedings
Mar 6, 2019
(Electronic) Receipt
Mar 6, 2019
Amended claims with annotations
Mar 6, 2019
Amended claims with annotations
Mar 6, 2019
Amended claims with annotations
Mar 6, 2019
Amended claims with annotations
Mar 6, 2019
Authorisation
Mar 6, 2019
Auxiliary request during Opposition procedure
Mar 6, 2019
Auxiliary request during Opposition procedure
Mar 6, 2019
Auxiliary request during Opposition procedure
Mar 6, 2019
Letter accompanying subsequently filed items
Mar 6, 2019
Main request during Opposition procedure
Mar 6, 2019
Written submission in preparation to/during oral proceedings
Oct 8, 2018
Advice of delivery
Oct 4, 2018
Advice of delivery
Oct 4, 2018
Advice of delivery
Oct 2, 2018
Advice of delivery
Sep 28, 2018
Acknowledgement of a document
Sep 28, 2018
Acknowledgement of a document
Sep 28, 2018
Annex to the communication - opposition
Sep 28, 2018
Information concerning oral proceedings
Sep 28, 2018
Preparation for oral proceedings
Sep 28, 2018
Summons to attend oral proceedings
Sep 28, 2018
Summons to attend oral proceedings
Jun 1, 2018
Brief communication - Opposition proceedings
May 28, 2018
Amended claims with annotations
May 28, 2018
Amended claims with annotations
May 28, 2018
Amended claims with annotations
May 28, 2018
Amended claims with annotations
May 28, 2018
Auxiliary request during Opposition procedure
May 28, 2018
Auxiliary request during Opposition procedure
May 28, 2018
Auxiliary request during Opposition procedure
May 28, 2018
Main request during Opposition procedure
May 28, 2018
Non-patent literature cited during the opposition procedure
May 28, 2018
Reply of the patent proprietor to the notice(s) of opposition
May 15, 2018
Brief communication - Opposition proceedings
May 15, 2018
Rejection of request for extension of time limit
May 7, 2018
Request for extension of time limit
Mar 14, 2018
Communication of a notice of opposition and request to file observations
Mar 14, 2018
Notice of further oppositions to opponent(s)
Mar 7, 2018
Communication of a notice of opposition - first information to patent proprietor
Feb 27, 2018
(Electronic) Receipt
Feb 27, 2018
Non-patent literature cited during the opposition procedure
Feb 27, 2018
Non-patent literature cited during the opposition procedure
Feb 27, 2018
Notice of opposition
Feb 27, 2018
Notice of opposition
Feb 27, 2018
Patent document cited during the opposition procedure
Feb 27, 2018
Patent document cited during the opposition procedure
Feb 27, 2018
Patent document cited during the opposition procedure
Feb 27, 2018
Patent document cited during the opposition procedure
Feb 27, 2018
Patent document cited during the opposition procedure
Feb 27, 2018
Patent document cited during the opposition procedure
Feb 27, 2018
Patent document cited during the opposition procedure
Feb 27, 2018
Patent document cited during the opposition procedure
Feb 27, 2018
Patent document cited during the opposition procedure
Feb 27, 2018
Patent document cited during the opposition procedure
Feb 27, 2018
Translation of the evidence during Opposition procedure
Feb 27, 2018
Translation of the evidence during Opposition procedure
May 8, 2017
Decision to grant a European patent
Apr 13, 2017
English translation of the claims
Apr 13, 2017
Filing of the translations of the claims
Apr 13, 2017
French translation of claims
Feb 3, 2017
Bibliographic data of the European patent application
Feb 3, 2017
Communication about intention to grant a European patent
Feb 3, 2017
Intention to grant (signatures)
Feb 3, 2017
Text intended for grant (clean copy)
Feb 3, 2017
Text intended for grant (version for approval)
Jan 19, 2017
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Dec 21, 2016
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Dec 19, 2016
Claims
Dec 19, 2016
Description
Dec 19, 2016
Non-scannable object
Dec 19, 2016
Non-scannable object
Dec 19, 2016
Non-scannable object
Dec 19, 2016
Non-scannable object
Dec 19, 2016
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Nov 4, 2016
Bibliographic data of the European patent application
Nov 4, 2016
Communication about intention to grant a European patent
Nov 4, 2016
Intention to grant (signatures)
Nov 4, 2016
Text intended for grant (clean copy)
Nov 4, 2016
Text intended for grant (version for approval)
Aug 30, 2016
Examination started
Mar 18, 2015
Amended claims filed after receipt of (European) search report
Mar 18, 2015
Amended claims with annotations
Mar 18, 2015
Amendments received before examination
Nov 26, 2014
Notification on forthcoming publication of bibliographic data
Sep 25, 2014
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Sep 23, 2014
Communication to designated inventor
Sep 23, 2014
Communication to designated inventor
Sep 23, 2014
Communication to designated inventor
Sep 23, 2014
Communication to designated inventor
Sep 2, 2014
Copy of the international preliminary report on patentability
Aug 6, 2014
Notification of the recording of a change
Aug 6, 2014
Notification of the recording of a change
Aug 4, 2014
(Electronic) Receipt
Aug 4, 2014
Annex
Aug 4, 2014
Priority search results
Aug 4, 2014
Request for entry into the European phase
Jun 27, 2014
Information on entry into European phase
Sep 11, 2013
Priority document (electronically transmitted)
Aug 22, 2013
Copy of the international search report
Aug 22, 2013
Copy of the international search report
Aug 22, 2013
Published international application - A1
Mar 28, 2013
Written opinion of the ISA, boxes No. I to VIII
Mar 28, 2013
Written opinion of the ISA, cover sheet
Mar 28, 2013
Written opinion of the ISA, supplemental box
Jan 15, 2013
(Electronic) Receipt
Jan 15, 2013
Abstract
Jan 15, 2013
Claims
Jan 15, 2013
Description
Jan 15, 2013
Drawings

EP2815411

MASCHINENFABRIK REINHAUSEN

Application Number: EP13700690A
Filing Date: Jan 15, 2013
Status: Revoked; Sep 20, 2019
Publication Date: May 31, 2017
External Links: Slate, Register , Google Patents

IP Verse

Transformer With On-Load Tap-Changing Device

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2815411