Electrically Isolated Power Device Package

Patent No. EP1255297 (titled "Electrically Isolated Power Device Package") was filed by Ixys on Mar 28, 2002. The application was issued on Jul 27, 2016.

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
DANFOSS SILICON POWER	Apr 19, 2017	KEIL & SCHAAFHAUSEN PATENTANWALTE PARTGMBB

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 7, 2022
Termination of the opposition proceedings with revocation of patent
Feb 1, 2022
Advice of delivery
Feb 1, 2022
Refund of fees
Jan 28, 2022
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jan 28, 2022
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jan 27, 2022
F3017 Oral Proceedings: Notification of cancellation/postponing
Jan 27, 2022
F3017 Oral Proceedings: Notification of cancellation/postponing
Jan 27, 2022
F3345 Forwarding of submissions to parties
Jan 26, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 26, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 24, 2022
(Electronic) Receipt
Jan 24, 2022
F3014 Oral Proceedings: Order cancelling/postponing
Jan 24, 2022
Letter accompanying subsequently filed items
Jan 24, 2022
Withdrawal of an appeal
Oct 29, 2021
Advice of delivery
Oct 26, 2021
F3011.2 Oral Proceedings: Summons VICO
Oct 26, 2021
F3011.2 Oral Proceedings: Summons VICO
Oct 21, 2021
F3010 Oral proceedings: order for summons
Oct 20, 2021
F3303.16 Change of composition of the Board (T)
Sep 18, 2020
Communication of amended entries concerning the representative
Sep 14, 2020
Letter accompanying subsequently filed items
Sep 14, 2020
Letter accompanying subsequently filed items
Sep 14, 2020
Submission concerning change of applicant's representative
Apr 15, 2019
Composition of the board (T)
Feb 28, 2019
F3345 Forwarding of submissions to parties
Feb 25, 2019
(Electronic) Receipt
Feb 25, 2019
Letter accompanying subsequently filed items
Feb 25, 2019
Reply to appeal
Dec 7, 2018
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Dec 3, 2018
(Electronic) Receipt
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Letter accompanying subsequently filed items
Dec 3, 2018
Statement of grounds of appeal
Dec 3, 2018
Statement of grounds of appeal
Oct 17, 2018
F3345 Forwarding of submissions to parties
Oct 11, 2018
Letter relating to Appeal Procedure
Sep 27, 2018
F3204 Communication of the file number to the parties
Sep 27, 2018
F3204 Communication of the file number to the parties
Sep 24, 2018
(Electronic) Receipt
Sep 24, 2018
Letter accompanying subsequently filed items
Sep 24, 2018
Notice of appeal
Jul 27, 2018
Advice of delivery
Jul 26, 2018
Advice of delivery
Jul 26, 2018
Advice of delivery
Jul 25, 2018
Advice of delivery
Jul 23, 2018
Acknowledgement of a document
Jul 23, 2018
Acknowledgement of a document
Jul 23, 2018
Annex to the communication - opposition
Jul 23, 2018
Decision of the Opposition Division and instruction
Jul 23, 2018
Decision revoking the European patent
Jul 23, 2018
Grounds for the decision (Annex) - opposition
Jul 23, 2018
Internal form - Opposition/addressees
Jul 23, 2018
Internal form - Opposition/addressees
Jul 23, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 23, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 23, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 23, 2018
Provision of a copy of the minutes - opposition procedure
Jul 23, 2018
Scanned annex to a communication - opposition procedure
Jul 23, 2018
Scanned annex to a communication - opposition procedure
Jun 26, 2018
Information about the result of oral proceedings
Jun 12, 2018
Brief communication - Opposition proceedings
Jun 12, 2018
Communication of amended entries
Jun 4, 2018
Brief communication - Opposition proceedings
Jun 4, 2018
Brief communication - Opposition proceedings
Jun 4, 2018
Request for change of opponent's representative
May 29, 2018
(Electronic) Receipt
May 29, 2018
Amended claims with annotations
May 29, 2018
Amended claims with annotations
May 29, 2018
Amended claims with annotations
May 29, 2018
Amended claims with annotations
May 29, 2018
Amended claims with annotations
May 29, 2018
Amended claims with annotations
May 29, 2018
Auxiliary request during Opposition procedure
May 29, 2018
Auxiliary request during Opposition procedure
May 29, 2018
Auxiliary request during Opposition procedure
May 29, 2018
Auxiliary request during Opposition procedure
May 29, 2018
Auxiliary request during Opposition procedure
May 29, 2018
Auxiliary request during Opposition procedure
May 29, 2018
Letter accompanying subsequently filed items
May 29, 2018
Written submission in preparation to/during oral proceedings
May 24, 2018
Brief communication - Opposition proceedings
May 17, 2018
Written submission in preparation to/during oral proceedings
Jan 18, 2018
Brief communication - Opposition proceedings
Jan 15, 2018
(Electronic) Receipt
Jan 15, 2018
Letter accompanying subsequently filed items
Jan 15, 2018
Request for interpreters during oral proceedings
Nov 30, 2017
Advice of delivery
Nov 30, 2017
Brief communication - Opposition proceedings
Nov 24, 2017
Advice of delivery
Nov 24, 2017
Request for interpreters during oral proceedings
Nov 23, 2017
Advice of delivery
Nov 22, 2017
Advice of delivery
Nov 21, 2017
Acknowledgement of a document
Nov 21, 2017
Acknowledgement of a document
Nov 21, 2017
Annex to the communication - opposition
Nov 21, 2017
Summons to attend oral proceedings
Nov 21, 2017
Summons to attend oral proceedings
Nov 16, 2017
Preparation for oral proceedings
Oct 19, 2017
Brief communication - Opposition proceedings
Oct 16, 2017
(Electronic) Receipt
Oct 16, 2017
Letter accompanying subsequently filed items
Oct 16, 2017
Reply of the patent proprietor to the notice(s) of opposition
Jun 12, 2017
(Electronic) Receipt
Jun 12, 2017
(Electronic) Receipt
Jun 12, 2017
Letter accompanying subsequently filed items
Jun 12, 2017
Letter accompanying subsequently filed items
Jun 7, 2017
Communication of a notice of opposition and request to file observations
Jun 7, 2017
Notice of further oppositions to opponent(s)
May 3, 2017
Communication of a notice of opposition - first information to patent proprietor
Apr 20, 2017
Submission concerning representation
Apr 19, 2017
(Electronic) Receipt
Apr 19, 2017
Notice of opposition
Apr 19, 2017
Notice of opposition
Jul 27, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 30, 2016
Decision to grant a European patent
Jun 20, 2016
(Electronic) Receipt
Jun 20, 2016
Filing of the translations of the claims
Jun 20, 2016
French translation of claims
Jun 20, 2016
German translation of the claims
Apr 8, 2016
Bibliographic data of the European patent application
Apr 8, 2016
Communication about intention to grant a European patent
Apr 8, 2016
Intention to grant (signatures)
Apr 8, 2016
Text intended for grant (clean copy)
Apr 8, 2016
Text intended for grant (version for approval)
Mar 31, 2016
Bibliographic data of the European patent application
Mar 27, 2012
Submission concerning representation
Feb 27, 2012
Communication of amended entries concerning the representative
Feb 20, 2012
Submission concerning change of applicant's representative
Feb 6, 2012
(Electronic) Receipt
Feb 6, 2012
Amended claims with annotations
Feb 6, 2012
Claims
Feb 6, 2012
Description
Feb 6, 2012
Letter accompanying subsequently filed items
Feb 6, 2012
Reply to communication from the Examining Division
Dec 13, 2011
Grant of extension of time limit (examination procedure)
Dec 5, 2011
Request for extension of time limit to communication from the Examining Division
Jul 27, 2011
Annex to the communication
Jul 27, 2011
Communication from the Examining Division
Sep 19, 2008
CDS Clean up - amended data concerning the representative for the applicant
Aug 13, 2007
Reply to communication from the Examining Division
Aug 9, 2007
Claims
Aug 9, 2007
Claims
Aug 9, 2007
Description
Aug 9, 2007
Reply to communication from the Examining Division
Jun 4, 2007
Grant of extension of time limit (examination procedure)
May 30, 2007
Request for extension of time limit to communication from the Examining Division
Feb 2, 2007
Annex to the communication
Feb 2, 2007
Communication from the Examining Division
Aug 17, 2004
Letter concerning fees and payments
Feb 23, 2004
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Jan 7, 2004
Annex to European Search report
Jan 7, 2004
Communication regarding the transmission of the European search report
Jan 7, 2004
European search report
May 30, 2003
Matter concerning the application
May 30, 2003
Observations by third parties
May 30, 2003
Patent document cited during the examination procedure
May 26, 2003
Acknowledgement of receipt of observations by third party
May 26, 2003
Communication to applicant regarding observations by third parties
May 9, 2003
Observations by third parties
May 9, 2003
Patent document cited during the examination procedure
May 9, 2003
Patent document cited during the examination procedure
Sep 25, 2002
Notification of forthcoming publication
Aug 15, 2002
Modified abstract
Aug 13, 2002
Communication for party to proceedings/third party
Jul 2, 2002
Letter concerning the priority
Jul 2, 2002
Priority document
May 23, 2002
Communication to designated inventor
Mar 28, 2002
Abstract
Mar 28, 2002
Claims
Mar 28, 2002
Description
Mar 28, 2002
Designation of inventor
Mar 28, 2002
Drawings
Mar 28, 2002
Request for grant of a European patent

EP1255297

IXYS

Application Number: EP02007433A
Filing Date: Mar 28, 2002
Status: Revoked; Feb 11, 2022
Publication Date: Jul 27, 2016
External Links: Slate, Register , Google Patents

IP Verse

Electrically Isolated Power Device Package

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP1255297