Heatsinks Of Thermally Conductive Plastic Materials

Patent No. EP2254940 (titled "Heatsinks Of Thermally Conductive Plastic Materials") was filed by DSM Assets on Mar 17, 2009. The application was issued on Jun 25, 2014.

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
BAYER	Mar 24, 2015	BIP PATENTS
COVESTRO DEUTSCHLAND	Mar 24, 2015	LEVPAT

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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Nov 17, 2020
Termination of the opposition proceedings with revocation of patent
Nov 5, 2020
Decision of the Board of Appeal
Nov 5, 2020
F3017 Oral Proceedings: Notification of cancellation/postponing
Nov 5, 2020
F3017 Oral Proceedings: Notification of cancellation/postponing
Nov 5, 2020
F3032 Notification(s) of the decision
Nov 5, 2020
F3032 Notification(s) of the decision
Nov 2, 2020
(Electronic) Receipt
Nov 2, 2020
(Electronic) Receipt
Nov 2, 2020
Advice of delivery
Nov 2, 2020
Advice of delivery
Nov 2, 2020
Letter accompanying subsequently filed items
Nov 2, 2020
Letter accompanying subsequently filed items
Oct 30, 2020
F3014 Oral Proceedings: Order cancelling/postponing
Oct 23, 2020
F3345 Forwarding of submissions to parties
Oct 20, 2020
(Electronic) Receipt
Oct 20, 2020
(Electronic) Receipt
Oct 20, 2020
Letter accompanying subsequently filed items
Oct 20, 2020
Letter accompanying subsequently filed items
Oct 20, 2020
Letter dealing with oral proceedings during the appeal procedure
Oct 20, 2020
Letter dealing with oral proceedings during the appeal procedure
Sep 8, 2020
F3345 Forwarding of submissions to parties
Aug 27, 2020
(Electronic) Receipt
Aug 27, 2020
Letter accompanying subsequently filed items
Aug 27, 2020
Request for interpreters during oral proceedings
Aug 11, 2020
F3345 Forwarding of submissions to parties
Aug 6, 2020
(Electronic) Receipt
Aug 6, 2020
F3345 Forwarding of submissions to parties
Aug 6, 2020
Letter accompanying subsequently filed items
Aug 6, 2020
Letter relating to Appeal Procedure
Jul 31, 2020
(Electronic) Receipt
Jul 31, 2020
Description
Jul 31, 2020
Description
Jul 31, 2020
Description
Jul 31, 2020
Description
Jul 31, 2020
Description
Jul 31, 2020
Description
Jul 31, 2020
Letter accompanying subsequently filed items
Jul 31, 2020
Letter relating to Appeal Procedure
Jul 17, 2020
F3345 Forwarding of submissions to parties
Jul 14, 2020
(Electronic) Receipt
Jul 14, 2020
Cited document during appeal procedure
Jul 14, 2020
Cited document during appeal procedure
Jul 14, 2020
Cited document during appeal procedure
Jul 14, 2020
Cited document during appeal procedure
Jul 14, 2020
Cited document during appeal procedure
Jul 14, 2020
Cited document during appeal procedure
Jul 14, 2020
Letter accompanying subsequently filed items
Jul 14, 2020
Letter dealing with oral proceedings during the appeal procedure
May 25, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 25, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 23, 2020
(Electronic) Receipt
Jan 23, 2020
Advice of delivery
Jan 23, 2020
Letter accompanying subsequently filed items
Jan 17, 2020
Communication about missing proof of delivery
Dec 17, 2019
(Electronic) Receipt
Dec 17, 2019
Advice of delivery
Dec 17, 2019
Letter accompanying subsequently filed items
Dec 9, 2019
F3011.1 Oral Proceedings: summons
Dec 9, 2019
F3011.1 Oral Proceedings: summons
Dec 4, 2019
F3010 Oral proceedings: order for summons
Dec 3, 2019
F3303.16 Change of composition of the Board (T)
Apr 9, 2018
Composition of the board (T)
Apr 6, 2018
F3345 Forwarding of submissions to parties
Apr 3, 2018
(Electronic) Receipt
Apr 3, 2018
Letter accompanying subsequently filed items
Apr 3, 2018
Reply to appeal
Mar 28, 2018
F3345 Forwarding of submissions to parties
Mar 23, 2018
(Electronic) Receipt
Mar 23, 2018
Letter accompanying subsequently filed items
Mar 23, 2018
Reply to appeal
Nov 24, 2017
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Nov 24, 2017
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Nov 21, 2017
(Electronic) Receipt
Nov 21, 2017
(Electronic) Receipt
Nov 21, 2017
Amended claims with annotations
Nov 21, 2017
Amended claims with annotations
Nov 21, 2017
Cited document during appeal procedure
Nov 21, 2017
Cited document during appeal procedure
Nov 21, 2017
Cited document during appeal procedure
Nov 21, 2017
Cited document during appeal procedure
Nov 21, 2017
Claims
Nov 21, 2017
Claims
Nov 21, 2017
Claims
Nov 21, 2017
Letter accompanying subsequently filed items
Nov 21, 2017
Letter accompanying subsequently filed items
Nov 21, 2017
Statement of grounds of appeal
Nov 21, 2017
Statement of grounds of appeal
Oct 18, 2017
Communication of amended entries concerning the representative
Oct 18, 2017
F3345 Forwarding of submissions to parties
Oct 3, 2017
Submission concerning change of applicant's representative
Sep 22, 2017
F3204 Communication of the file number to the parties
Sep 22, 2017
F3204 Communication of the file number to the parties
Sep 15, 2017
Processing of an appeal
Sep 14, 2017
(Electronic) Receipt
Sep 14, 2017
Letter accompanying subsequently filed items
Sep 14, 2017
Notice of appeal
Sep 12, 2017
Notice of appeal
Sep 7, 2017
Annex to the communication - opposition
Sep 7, 2017
Internal form - Opposition/addressees
Sep 7, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Sep 7, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Sep 7, 2017
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Sep 7, 2017
Provision of a copy of the minutes - opposition procedure
Sep 7, 2017
Provision of a copy of the minutes - opposition procedure
Aug 9, 2017
Brief communication - Opposition proceedings
Aug 3, 2017
Letter regarding the opposition procedure (no time limit)
Aug 3, 2017
Letter regarding the opposition procedure (no time limit)
Jul 31, 2017
Advice of delivery
Jul 24, 2017
Advice of delivery
Jul 14, 2017
Acknowledgement of a document
Jul 14, 2017
Acknowledgement of a document
Jul 14, 2017
Annex to the communication - opposition
Jul 14, 2017
Decision of the Opposition Division and instruction
Jul 14, 2017
Druckexemplar in opposition procedure
Jul 14, 2017
Grounds for the decision (Annex) - opposition
Jul 14, 2017
Interlocutory decision in opposition proceedings
Jul 14, 2017
Internal form - Opposition/addressees
Jul 14, 2017
Internal form - Opposition/addressees
Jul 14, 2017
Means of redress
Jul 14, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 14, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 14, 2017
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 14, 2017
Provision of a copy of the minutes - opposition procedure
Jun 21, 2017
Information about the result of oral proceedings
Apr 24, 2017
Brief communication - Opposition proceedings
Apr 21, 2017
Brief communication - Opposition proceedings
Apr 19, 2017
Letter regarding the opposition procedure (no time limit)
Apr 19, 2017
Patent document cited during the opposition procedure
Apr 19, 2017
Patent document cited during the opposition procedure
Apr 19, 2017
Patent document cited during the opposition procedure
Apr 19, 2017
Patent document cited during the opposition procedure
Apr 19, 2017
Patent document cited during the opposition procedure
Apr 19, 2017
Patent document cited during the opposition procedure
Apr 19, 2017
Patent document cited during the opposition procedure
Apr 19, 2017
Patent document cited during the opposition procedure
Apr 19, 2017
Request for interpreters during oral proceedings
Apr 18, 2017
Claims
Apr 18, 2017
Clean copy of claims in the opposition procedure
Apr 18, 2017
Letter regarding the opposition procedure (no time limit)
Aug 11, 2016
Advice of delivery
Aug 4, 2016
Letter regarding the opposition procedure (no time limit)
Jul 20, 2016
Letter regarding the opposition procedure (no time limit)
Jul 13, 2016
Advice of delivery
Jul 13, 2016
Letter accompanying subsequently filed items
Jul 12, 2016
Acknowledgement of a document
Jul 12, 2016
Acknowledgement of a document
Jul 12, 2016
Annex to the communication - opposition
Jul 12, 2016
Information concerning oral proceedings
Jul 12, 2016
Preparation for oral proceedings
Jul 12, 2016
Summons to attend oral proceedings
Jul 12, 2016
Summons to attend oral proceedings
Nov 27, 2015
Brief communication - Opposition proceedings
Nov 19, 2015
Amended claims with annotations
Nov 19, 2015
Claims
Nov 19, 2015
Reply of the patent proprietor to the notice(s) of opposition
Sep 18, 2015
All other documents for the Appeal procedure not covered by any other Code
Sep 18, 2015
Annex
Sep 18, 2015
Letter accompanying subsequently filed items
Sep 9, 2015
Grant of extension of time limit (opposition procedure)
Sep 3, 2015
Request for extension of time limit
Aug 27, 2015
Request for change of opponent's representative
Aug 26, 2015
Request for change of opponent's representative
May 19, 2015
Communication of a notice of opposition and request to file observations
May 19, 2015
Notice of further oppositions to opponent(s)
May 15, 2015
Brief communication - Opposition proceedings
May 7, 2015
Noting of loss of rights (opposition deemed not to have been filed)
Mar 31, 2015
Communication of a notice of opposition - first information to patent proprietor
Mar 24, 2015
Any annexes (other than citation) to an opposition letter
Mar 24, 2015
Any annexes (other than citation) to an opposition letter
Mar 24, 2015
Citation in opposition procedure
Mar 24, 2015
Citation in opposition procedure
Mar 24, 2015
Non-patent literature cited during the opposition procedure
Mar 24, 2015
Non-patent literature cited during the opposition procedure
Mar 24, 2015
Notice of opposition
Mar 24, 2015
Notice of opposition
Mar 24, 2015
Patent document cited during the opposition procedure
Mar 24, 2015
Patent document cited during the opposition procedure
Mar 24, 2015
Patent document cited during the opposition procedure
Mar 24, 2015
Patent document cited during the opposition procedure
Mar 24, 2015
Patent document cited during the opposition procedure
Mar 24, 2015
Patent document cited during the opposition procedure
Jul 1, 2014
Brief communication to applicant/representative
Jun 25, 2014
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 4, 2014
(Electronic) Receipt
Jun 4, 2014
French translation of claims
Jun 4, 2014
German translation of the claims
Jun 4, 2014
Letter accompanying subsequently filed items
Jun 4, 2014
Matter concerning the application
Jun 4, 2014
Translation of the claims
May 30, 2014
Decision to grant a European patent
May 13, 2014
(Electronic) Receipt
May 13, 2014
Filing of the translations of the claims
May 13, 2014
Letter accompanying subsequently filed items
May 13, 2014
Translation of the claims
May 13, 2014
Translation of the claims
Jan 24, 2014
Bibliographic data of the European patent application
Jan 24, 2014
Communication about intention to grant a European patent
Jan 24, 2014
Intention to grant (signatures)
Jan 24, 2014
Text intended for grant
Jan 16, 2014
Bibliographic data of the European patent application
Nov 14, 2013
Examination started
Mar 23, 2011
CDS Clean up - amended data concerning the representative for the applicant
Mar 3, 2011
Submission concerning representation
Nov 17, 2010
Reply to Written Opinion prepared by the EPO
Nov 11, 2010
Reply to Written Opinion prepared by the EPO
Nov 4, 2010
Notification on forthcoming publication of bibliographic data
Oct 27, 2010
Communication concerning correction of deficiences in Written Opinion/amendment of application/payment of claims fee
Oct 5, 2010
Copy of the international preliminary report on patentability
Aug 23, 2010
(Electronic) Receipt
Aug 23, 2010
Request for entry into the European phase
Jul 28, 2010
Information on entry into European phase
Oct 15, 2009
Priority document (electronically transmitted)
Sep 24, 2009
Copy of the international search report
Sep 24, 2009
Published international application - A1
May 14, 2009
Written opinion of the ISA, boxes No. I to VIII
May 14, 2009
Written opinion of the ISA, cover sheet
May 14, 2009
Written opinion of the ISA, supplemental box
Mar 17, 2009
(Electronic) Receipt
Mar 17, 2009
Abstract
Mar 17, 2009
Claims
Mar 17, 2009
Description
Mar 17, 2009
Priority document (RO-procedure)
Mar 17, 2009
Submission concerning representation

EP2254940

DSM ASSETS

Application Number: EP09722883A
Filing Date: Mar 17, 2009
Status: Revoked; Nov 20, 2020
Publication Date: Jun 25, 2014
External Links: Slate, Register , Google Patents

IP Verse

Heatsinks Of Thermally Conductive Plastic Materials

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP2254940