Method Of Controlling A Power Supply For Short Circuit Arc Welding

Patent No. EP2327499 (titled "Method Of Controlling A Power Supply For Short Circuit Arc Welding") was filed by Illinois Tool Works on Jul 21, 2003. The application was issued on Dec 5, 2018.

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
FRONIUS	Sep 4, 2019	ISARPATENT

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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May 2, 2022
Communication to the parties concerning the termination of the opposition proceedings (opponent)
May 2, 2022
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Apr 27, 2022
Termination of the opposition proceedings with revocation of patent
Jan 17, 2022
Advice of delivery
Jan 17, 2022
Annex to a communication
Jan 17, 2022
Annex to the communication - opposition
Jan 17, 2022
Decision revoking the European patent
Jan 17, 2022
Decision revoking the European patent
Jan 17, 2022
Grounds for the decision (Annex) - opposition
Jan 17, 2022
Means of redress
Jan 17, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 17, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jan 17, 2022
Provision of a copy of the minutes - opposition procedure
Jan 17, 2022
Provision of a copy of the minutes - opposition procedure
Jan 17, 2022
Transmittal of decision / summons - opposition
Jan 17, 2022
Transmittal of decision / summons - opposition
Dec 22, 2021
Annex to a communication
Dec 22, 2021
Decision of the Opposition Division and instruction
Nov 30, 2021
Information about the result of oral proceedings
Oct 4, 2021
Brief communication - Opposition proceedings
Oct 4, 2021
Brief communication - Opposition proceedings
Sep 28, 2021
(Electronic) Receipt
Sep 28, 2021
(Electronic) Receipt
Sep 28, 2021
Letter accompanying subsequently filed items
Sep 28, 2021
Letter accompanying subsequently filed items
Sep 28, 2021
Written submission in preparation to/during oral proceedings
Sep 28, 2021
Written submission in preparation to/during oral proceedings
Jul 6, 2021
Communication of amended entries
Jun 23, 2021
Notification concerning the date of oral proceedings
Jun 23, 2021
Notification concerning the date of oral proceedings
Feb 1, 2021
Advice of delivery
Jan 29, 2021
Communication about missing advice of delivery
Dec 29, 2020
Advice of delivery
Dec 22, 2020
Annex to the communication - opposition
Dec 22, 2020
Information concerning oral proceedings
Dec 22, 2020
Summons to attend oral proceedings
Dec 22, 2020
Summons to attend oral proceedings
Dec 22, 2020
Transmittal of decision / summons - opposition
Dec 22, 2020
Transmittal of decision / summons - opposition
Dec 17, 2020
Annex to the communication - opposition
Dec 9, 2020
Brief communication - Opposition proceedings
Dec 3, 2020
(Electronic) Receipt
Dec 3, 2020
Letter accompanying subsequently filed items
Dec 3, 2020
Written submission in preparation to/during oral proceedings
Oct 14, 2020
Brief communication - Opposition proceedings
Oct 9, 2020
Brief communication - Opposition proceedings
Oct 8, 2020
(Electronic) Receipt
Oct 8, 2020
Auxiliary request during Opposition procedure
Oct 8, 2020
Auxiliary request during Opposition procedure
Oct 8, 2020
Auxiliary request during Opposition procedure
Oct 8, 2020
Auxiliary request during Opposition procedure
Oct 8, 2020
Auxiliary request during Opposition procedure
Oct 8, 2020
Auxiliary request during Opposition procedure
Oct 8, 2020
Auxiliary request during Opposition procedure
Oct 8, 2020
Auxiliary request during Opposition procedure
Oct 8, 2020
Auxiliary request during Opposition procedure
Oct 8, 2020
Auxiliary request during Opposition procedure
Oct 8, 2020
Auxiliary request during Opposition procedure
Oct 8, 2020
Auxiliary request during Opposition procedure - 01
Oct 8, 2020
Auxiliary request during Opposition procedure - 02
Oct 8, 2020
Auxiliary request during Opposition procedure - 03
Oct 8, 2020
Auxiliary request during Opposition procedure - 04
Oct 8, 2020
Auxiliary request during Opposition procedure - 05
Oct 8, 2020
Auxiliary request during Opposition procedure - 06
Oct 8, 2020
Auxiliary request during Opposition procedure - 07
Oct 8, 2020
Auxiliary request during Opposition procedure - 08
Oct 8, 2020
Auxiliary request during Opposition procedure - 09
Oct 8, 2020
Auxiliary request during Opposition procedure - 10
Oct 8, 2020
Auxiliary request during Opposition procedure - 11
Oct 8, 2020
Letter accompanying subsequently filed items
Oct 8, 2020
Written submission in preparation to/during oral proceedings
Oct 6, 2020
(Electronic) Receipt
Oct 6, 2020
Letter accompanying subsequently filed items
Oct 6, 2020
Written submission in preparation to/during oral proceedings
Aug 27, 2020
Notification concerning the date of oral proceedings
Aug 27, 2020
Notification concerning the date of oral proceedings
Aug 4, 2020
(Electronic) Receipt
Aug 4, 2020
Letter accompanying subsequently filed items
Aug 4, 2020
Oral proceedings: reply to date proposed
Jul 21, 2020
Notification concerning the date of oral proceedings
Jul 21, 2020
Notification concerning the date of oral proceedings
Jun 9, 2020
Advice of delivery
Jun 4, 2020
Communication of amended entries concerning the representative
May 29, 2020
Advice of delivery
May 29, 2020
Submission concerning change of applicant's representative
May 26, 2020
Acknowledgement of a document
May 26, 2020
Acknowledgement of a document
May 26, 2020
Annex to the communication - opposition
May 26, 2020
Information concerning oral proceedings
May 26, 2020
Summons to attend oral proceedings
May 26, 2020
Summons to attend oral proceedings
May 14, 2020
Brief communication - Opposition proceedings
Apr 30, 2020
(Electronic) Receipt
Apr 30, 2020
Letter accompanying subsequently filed items
Apr 30, 2020
Letter regarding the opposition procedure (no time limit)
Feb 11, 2020
Brief communication - Opposition proceedings
Jan 27, 2020
(Electronic) Receipt
Jan 27, 2020
Letter accompanying subsequently filed items
Jan 27, 2020
Reply of the patent proprietor to the notice(s) of opposition
Jan 7, 2020
Brief communication - Opposition proceedings
Sep 17, 2019
Communication of a notice of opposition and request to file observations
Sep 17, 2019
Notice of further oppositions to opponent(s)
Sep 10, 2019
Communication of a notice of opposition - first information to patent proprietor
Sep 4, 2019
(Electronic) Receipt
Sep 4, 2019
Citation in opposition procedure - 001
Sep 4, 2019
Citation in opposition procedure - 002
Sep 4, 2019
Citation in opposition procedure - 003
Sep 4, 2019
Citation in opposition procedure - 004
Sep 4, 2019
Citation in opposition procedure - 005
Sep 4, 2019
Citation in opposition procedure - 006
Sep 4, 2019
Citation in opposition procedure - 007
Sep 4, 2019
Citation in opposition procedure - 008
Sep 4, 2019
Citation in opposition procedure - 009
Sep 4, 2019
Citation in opposition procedure - 010
Sep 4, 2019
Citation in opposition procedure - 011
Sep 4, 2019
Consolidated list of cited opposition documents
Sep 4, 2019
Notice of opposition
Sep 4, 2019
Notice of opposition
Jul 16, 2019
Submission concerning representation
Dec 17, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Nov 8, 2018
Decision to grant a European patent
Oct 23, 2018
(Electronic) Receipt
Oct 23, 2018
Filing of the translations of the claims
Oct 23, 2018
French translation of claims
Oct 23, 2018
German translation of the claims
Oct 23, 2018
Letter accompanying subsequently filed items
Jul 6, 2018
Bibliographic data of the European patent application
Jul 6, 2018
Communication about intention to grant a European patent
Jul 6, 2018
Intention to grant (signatures)
Jul 6, 2018
Text intended for grant (clean copy)
Jul 6, 2018
Text intended for grant (version for approval)
Jun 18, 2018
Examination started
Feb 14, 2018
Communication of amended entries concerning the representative
Feb 5, 2018
Communication of amended entries concerning the representative
Feb 1, 2018
Submission concerning change of applicant's representative
Jan 30, 2018
Submission concerning change of applicant's representative
Oct 24, 2017
Submission concerning representation
Sep 19, 2017
Communication of amended entries concerning the representative
Sep 7, 2017
Submission concerning change of applicant's representative
Feb 9, 2017
Communication of amended entries concerning the representative
Feb 1, 2017
Submission concerning change of applicant's representative
Apr 29, 2016
(Electronic) Receipt
Apr 29, 2016
Amended claims filed after receipt of (European) search report
Apr 29, 2016
Amended claims with annotations
Apr 29, 2016
Amended description filed after receipt of (European) search report
Apr 29, 2016
Amended description with annotations
Apr 29, 2016
Amendments received before examination
Apr 29, 2016
Letter accompanying subsequently filed items
Jan 29, 2016
Communication of amended entries concerning the representative
Jan 22, 2016
Submission concerning change of applicant's representative
Jan 15, 2016
Submission concerning change of applicant's name
Jan 15, 2016
Submission concerning change of applicant's representative
Nov 9, 2015
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Oct 7, 2015
Refund of fees
Oct 2, 2015
Communication regarding the transmission of the European search report
Oct 2, 2015
European search opinion
Oct 2, 2015
European search report
Sep 24, 2015
Search started
Apr 16, 2014
Communication of the registration of a transfer or change of name and/or address
Dec 3, 2012
(Electronic) Receipt
Dec 3, 2012
Enquiry as to when the search report can be expected
Dec 3, 2012
Letter accompanying subsequently filed items
May 30, 2011
Submission concerning representation
May 4, 2011
Notification of forthcoming publication
Feb 23, 2011
Refund of fees
Feb 14, 2011
(Electronic) Receipt
Feb 14, 2011
Abstract
Feb 14, 2011
Claims
Feb 14, 2011
Letter accompanying subsequently filed items
Feb 14, 2011
Matter concerning the application
Feb 1, 2011
Payment of fees and costs
Jan 25, 2011
Invitation to indicate correct address of inventor
Jan 19, 2011
Letter which had not been notified
Dec 15, 2010
Refund of fees
Nov 4, 2010
Confirmation of receipt of (electronically) transmitted priority document
Oct 27, 2010
Submission concerning representation
Oct 1, 2010
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Oct 1, 2010
Description
Oct 1, 2010
Designation of inventor
Oct 1, 2010
Designation of inventor
Oct 1, 2010
Designation of inventor
Oct 1, 2010
Designation of inventor
Oct 1, 2010
Designation of inventor
Oct 1, 2010
Drawings
Oct 1, 2010
Matter concerning the application
Oct 1, 2010
Request for grant of a European patent
Jul 21, 2003
Priority document

EP2327499

ILLINOIS TOOL WORKS

Application Number: EP10186198A
Filing Date: Jul 21, 2003
Status: Revoked; Apr 29, 2022
Publication Date: Dec 5, 2018
External Links: Slate, Register , Google Patents

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Method Of Controlling A Power Supply For Short Circuit Arc Welding

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Dossier Documents

EP2327499