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Control Methods For The Synchronisation And Phase Shift Of The Pulse Width Modulation (Pwm) Strategy Of Power Converters

Patent No. EP1995863 (titled "Control Methods For The Synchronisation And Phase Shift Of The Pulse Width Modulation (Pwm) Strategy Of Power Converters") was filed by Converteam Technology on Mar 27, 2008. The application was issued on Jul 26, 2017.

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
VESTAS WIND SYSTEMS	Apr 26, 2018	SAMSON & PARTNER PATENTANWALTE MBB

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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Dec 9, 2019
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Dec 9, 2019
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Dec 4, 2019
Termination of the opposition proceedings with maintenance of patent
Sep 2, 2019
Advice of delivery
Aug 29, 2019
Advice of delivery
Aug 28, 2019
Advice of delivery
Aug 27, 2019
Advice of delivery
Aug 22, 2019
Acknowledgement of a document
Aug 22, 2019
Acknowledgement of a document
Aug 22, 2019
Annex to the communication - opposition
Aug 22, 2019
Decision of the Opposition Division and instruction
Aug 22, 2019
Decision rejecting the opposition
Aug 22, 2019
Grounds for the decision (Annex) - opposition
Aug 22, 2019
Internal form - Opposition/addressees
Aug 22, 2019
Internal form - Opposition/addressees
Aug 22, 2019
Means of redress
Aug 22, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 22, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 22, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Aug 22, 2019
Provision of a copy of the minutes - opposition procedure
Jul 23, 2019
Information about the result of oral proceedings
Jun 28, 2019
Brief communication - Opposition proceedings
Jun 24, 2019
(Electronic) Receipt
Jun 24, 2019
Brief communication - Opposition proceedings
Jun 24, 2019
Letter accompanying subsequently filed items
Jun 24, 2019
Written submission in preparation to/during oral proceedings
May 29, 2019
Brief communication - Opposition proceedings
May 29, 2019
Brief communication - Opposition proceedings
May 27, 2019
Brief communication - Opposition proceedings
May 23, 2019
(Electronic) Receipt
May 23, 2019
Letter accompanying subsequently filed items
May 23, 2019
Written submission in preparation to/during oral proceedings
May 23, 2019
Written submission in preparation to/during oral proceedings
May 21, 2019
(Electronic) Receipt
May 21, 2019
Letter accompanying subsequently filed items
May 21, 2019
Request for interpreters during oral proceedings
May 2, 2019
Brief communication - Opposition proceedings
Apr 26, 2019
Request for interpreters during oral proceedings
Nov 20, 2018
Advice of delivery
Nov 14, 2018
Advice of delivery
Nov 12, 2018
Advice of delivery
Nov 12, 2018
Advice of delivery
Nov 8, 2018
Acknowledgement of a document
Nov 8, 2018
Acknowledgement of a document
Nov 8, 2018
Annex to the communication - opposition
Nov 8, 2018
Information concerning oral proceedings
Nov 8, 2018
Preparation for oral proceedings
Nov 8, 2018
Summons to attend oral proceedings
Nov 8, 2018
Summons to attend oral proceedings
Sep 11, 2018
Brief communication - Opposition proceedings
Sep 5, 2018
(Electronic) Receipt
Sep 5, 2018
Amended claims with annotations
Sep 5, 2018
Amended claims with annotations
Sep 5, 2018
Amended claims with annotations
Sep 5, 2018
Auxiliary request during Opposition procedure
Sep 5, 2018
Auxiliary request during Opposition procedure
Sep 5, 2018
Auxiliary request during Opposition procedure
Sep 5, 2018
Letter accompanying subsequently filed items
Sep 5, 2018
Reply of the patent proprietor to the notice(s) of opposition
Sep 5, 2018
Reply of the patent proprietor to the notice(s) of opposition
May 17, 2018
Communication of a notice of opposition and request to file observations
May 17, 2018
Notice of further oppositions to opponent(s)
May 11, 2018
Communication of a notice of opposition - first information to patent proprietor
Apr 26, 2018
Letter concerning fees and payments
Apr 26, 2018
Non-patent literature cited during the opposition procedure
Apr 26, 2018
Notice of opposition
Apr 26, 2018
Patent document cited during the opposition procedure
Apr 26, 2018
Patent document cited during the opposition procedure
Apr 26, 2018
Patent document cited during the opposition procedure
Apr 26, 2018
Patent document cited during the opposition procedure
Apr 26, 2018
Patent document cited during the opposition procedure
Apr 26, 2018
Patent document cited during the opposition procedure
Apr 26, 2018
Patent document cited during the opposition procedure
Apr 26, 2018
Patent document cited during the opposition procedure
Jul 26, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 29, 2017
Decision to grant a European patent
Jun 15, 2017
(Electronic) Receipt
Jun 15, 2017
French translation of claims
Jun 15, 2017
German translation of the claims
Jun 15, 2017
Letter accompanying subsequently filed items
Feb 20, 2017
Bibliographic data of the European patent application
Feb 20, 2017
Communication about intention to grant a European patent
Feb 20, 2017
Intention to grant (signatures)
Feb 20, 2017
Text intended for grant (clean copy)
Feb 20, 2017
Text intended for grant (version for approval)
Feb 3, 2017
Examination started
May 22, 2015
Amended claims filed after receipt of (European) search report
May 22, 2015
Amended claims with annotations
May 22, 2015
Amendments received before examination
May 13, 2015
Payment of fees and costs
Apr 27, 2015
Submission concerning representation
Dec 1, 2014
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Oct 29, 2014
Communication regarding the transmission of the European search report
Oct 29, 2014
European search opinion
Oct 29, 2014
European search report
Oct 21, 2014
Search started
Jul 7, 2014
Communication of expected date of establishment of search report
Jul 1, 2014
Enquiry as to when the search report can be expected
Oct 21, 2013
Communication of amended entries concerning the representative
Oct 21, 2013
Communication of the registration of a transfer or change of name and/or address
Sep 24, 2013
Submission concerning change of applicant's representative
Jul 1, 2013
Refund of fees
Jul 1, 2013
Refund of fees
May 6, 2013
Notice drawing attention to the payment of the renewal fee and additional fee
Apr 23, 2012
CDS Clean up - amended data concerning the representative for the applicant
Apr 3, 2012
Submission concerning representation
Oct 29, 2008
Notification of forthcoming publication
Aug 28, 2008
Communication of the registration of a transfer or change of name and/or address
Aug 1, 2008
Annexes in respect of a client data request
Aug 1, 2008
Submission concerning a transfer of rights (applicant)
Jun 2, 2008
Designation of inventor
Jun 2, 2008
Letter concerning the inventor
May 7, 2008
Deficiency in designation of inventor
Apr 21, 2008
Letter concerning the priority
Apr 21, 2008
Priority document
Mar 27, 2008
Abstract
Mar 27, 2008
Claims
Mar 27, 2008
Description
Mar 27, 2008
Drawings
Mar 27, 2008
Request for grant of a European patent

EP1995863

CONVERTEAM TECHNOLOGY

Application Number: EP08005843A
Filing Date: Mar 27, 2008
Status: Opposition Rejected; Dec 6, 2019
Publication Date: Jul 26, 2017
External Links: Slate, Register , Google Patents