A Heat Exchanger Tube

Patent No. EP2459954 (titled "A Heat Exchanger Tube") was filed by Thermax on Jul 29, 2010. The application was issued on Nov 15, 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
ERK ECKROHRKESSEL	Aug 15, 2018	SCHULZ JUNGHANS 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

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Oct 17, 2019
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Oct 17, 2019
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Oct 14, 2019
Termination of the opposition proceedings with revocation of patent
Aug 2, 2019
Advice of delivery
Aug 1, 2019
Advice of delivery
Jul 12, 2019
Advice of delivery
Jul 3, 2019
Advice of delivery
Jul 1, 2019
Acknowledgement of a document
Jul 1, 2019
Acknowledgement of a document
Jul 1, 2019
Decision of the Opposition Division and instruction
Jul 1, 2019
Decision revoking the European patent
Jul 1, 2019
Grounds for the decision (Annex) - opposition
Jul 1, 2019
Internal form - Opposition/addressees
Jul 1, 2019
Means of redress
Jan 9, 2019
Brief communication - Opposition proceedings
Jan 7, 2019
Grant of extension of time limit (opposition procedure)
Dec 21, 2018
(Electronic) Receipt
Dec 21, 2018
Letter accompanying subsequently filed items
Dec 21, 2018
Request for extension of time limit
Oct 5, 2018
Brief communication - Opposition proceedings
Sep 27, 2018
Letter regarding the opposition procedure (no time limit)
Aug 29, 2018
Communication of a notice of opposition and request to file observations
Aug 29, 2018
Notice of further oppositions to opponent(s)
Aug 27, 2018
Request for documents
Aug 24, 2018
Communication of a notice of opposition - first information to patent proprietor
Aug 15, 2018
(Electronic) Receipt
Aug 15, 2018
General authorisation
Aug 15, 2018
Notice of opposition
Aug 15, 2018
Notice of opposition
Aug 15, 2018
Patent document cited during the opposition procedure
Aug 15, 2018
Patent document cited during the opposition procedure
Aug 15, 2018
Patent document cited during the opposition procedure
Aug 15, 2018
Patent document cited during the opposition procedure
Aug 15, 2018
Patent document cited during the opposition procedure
Aug 15, 2018
Patent document cited during the opposition procedure
Aug 15, 2018
Patent document cited during the opposition procedure
Aug 15, 2018
Patent document cited during the opposition procedure
Aug 15, 2018
Patent document cited during the opposition procedure
Aug 15, 2018
Patent document cited during the opposition procedure
Aug 15, 2018
Patent document cited during the opposition procedure
Nov 22, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 19, 2017
Decision to grant a European patent
Oct 2, 2017
(Electronic) Receipt
Oct 2, 2017
Filing of the translations of the claims
Oct 2, 2017
French translation of claims
Oct 2, 2017
German translation of the claims
Oct 2, 2017
Letter accompanying subsequently filed items
May 29, 2017
Bibliographic data of the European patent application
May 29, 2017
Communication about intention to grant a European patent
May 29, 2017
Intention to grant (signatures)
May 29, 2017
Text intended for grant (clean copy)
May 29, 2017
Text intended for grant (version for approval)
Sep 7, 2016
(Electronic) Receipt
Sep 7, 2016
Letter accompanying subsequently filed items
Sep 7, 2016
Reply to communication from the Examining Division
May 4, 2016
Annex to the communication
May 4, 2016
Communication from the Examining Division
Jan 22, 2016
(Electronic) Receipt
Jan 22, 2016
Amended claims with annotations
Jan 22, 2016
Claims
Jan 22, 2016
Letter accompanying subsequently filed items
Jan 22, 2016
Reply to communication from the Examining Division
Sep 23, 2015
Annex to the communication
Sep 23, 2015
Communication from the Examining Division
Aug 7, 2015
Payment of fees and costs
Jul 28, 2015
Payment of fees and costs
Nov 21, 2014
(Electronic) Receipt
Nov 21, 2014
(Electronic) Receipt
Nov 21, 2014
Amended claims filed after receipt of (European) search report
Nov 21, 2014
Amended claims with annotations
Nov 21, 2014
Amended description filed after receipt of (European) search report
Nov 21, 2014
Amendments received before examination
Nov 21, 2014
Letter accompanying subsequently filed items
Nov 21, 2014
Letter accompanying subsequently filed items
Nov 21, 2014
Reply to Written Opinion prepared by the EPO
Aug 7, 2014
Payment of fees and costs
Jul 30, 2014
Payment of fees and costs
May 13, 2014
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Apr 25, 2014
Communication regarding the transmission of the European search report
Apr 25, 2014
European search opinion
Apr 25, 2014
Supplementary European search report
Apr 16, 2014
Search started
Oct 11, 2013
Submission concerning representation
Jul 13, 2013
Letter concerning fees and payments
Jul 13, 2013
Payment of fees and costs
Jul 2, 2013
Letter concerning fees and payments
Jul 2, 2013
Payment of fees and costs
May 9, 2012
Notification on forthcoming publication of bibliographic data
Apr 12, 2012
Communication regarding possible amendment of the application/payment of claims fee
Feb 27, 2012
(Electronic) Receipt
Feb 27, 2012
Amended claims filed after receipt of (European) search report
Feb 27, 2012
Request for entry into the European phase
Feb 14, 2012
Copy of the international preliminary report on patentability
Dec 7, 2011
Information on entry into European phase
Apr 28, 2011
Copy of the international search report
Apr 28, 2011
International publication of the international search report
Feb 25, 2011
Priority document (electronically transmitted)
Feb 3, 2011
Published international application - A2

EP2459954

THERMAX

Application Number: EP10804010A
Filing Date: Jul 29, 2010
Status: Revoked; Oct 18, 2019
Publication Date: Nov 15, 2017
External Links: Slate, Register , Google Patents

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A Heat Exchanger Tube

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Dossier Documents

EP2459954