IP Verse

Dispersions Comprisng Cast Tungsten Carbide Particles Coated With Tungsten Carbide, Method For Producing Same, And Use Thereof

Patent No. EP2566638 (titled "Dispersions Comprisng Cast Tungsten Carbide Particles Coated With Tungsten Carbide, Method For Producing Same, And Use Thereof") was filed by HC Starck on Apr 4, 2011. The application was issued on Sep 2, 2015.

Patent Summary

Patent Family

Statuses, jurisdictions and citation links are shared on request.

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
DURUM VERSCHLEISSSCHUTZ	May 25, 2016	BENDEL

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

Jul 6, 2017
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jul 6, 2017
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Jul 3, 2017
Termination of the opposition proceedings with maintenance of patent
Mar 23, 2017
Advice of delivery
Mar 22, 2017
Advice of delivery
Mar 21, 2017
Acknowledgement of a document
Mar 21, 2017
Decision to discontinue the opposition proceedings
Jan 26, 2017
Brief communication - Opposition proceedings
Jan 26, 2017
Brief communication - Opposition proceedings
Jan 24, 2017
Withdrawal of an opposition
Jan 20, 2017
(Electronic) Receipt
Jan 20, 2017
Letter accompanying subsequently filed items
Jan 20, 2017
Reply of the patent proprietor to the notice(s) of opposition
Jan 20, 2017
Withdrawal of an opposition
Nov 11, 2016
Brief communication - Opposition proceedings
Nov 11, 2016
Grant of extension of time limit (opposition procedure)
Nov 10, 2016
Brief communication - Opposition proceedings
Nov 7, 2016
Communication of amended entries concerning the representative
Nov 7, 2016
Request for extension of time limit
Sep 15, 2016
Submission concerning change of applicant's representative
Jul 11, 2016
Communication of a notice of opposition and request to file observations
Jul 11, 2016
Notice of further oppositions to opponent(s)
Jun 6, 2016
Communication of a notice of opposition - first information to patent proprietor
May 25, 2016
(Electronic) Receipt
May 25, 2016
Letter regarding the opposition procedure (no time limit)
May 25, 2016
Notice of opposition
May 25, 2016
Patent document cited during the opposition procedure
May 25, 2016
Patent document cited during the opposition procedure
May 25, 2016
Patent document cited during the opposition procedure
May 25, 2016
Patent document cited during the opposition procedure
May 25, 2016
Patent document cited during the opposition procedure
May 25, 2016
Patent document cited during the opposition procedure
May 25, 2016
Patent document cited during the opposition procedure
May 25, 2016
Patent document cited during the opposition procedure
May 25, 2016
Patent document cited during the opposition procedure
May 25, 2016
Patent document cited during the opposition procedure
May 25, 2016
Patent document cited during the opposition procedure
May 25, 2016
Patent document cited during the opposition procedure
May 25, 2016
Patent document cited during the opposition procedure
Sep 2, 2015
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 6, 2015
Decision to grant a European patent
Jul 29, 2015
(Electronic) Receipt
Jul 29, 2015
Filing of the translations of the claims
Jul 29, 2015
Letter accompanying subsequently filed items
Jul 23, 2015
Bibliographic data of the European patent application
Jul 23, 2015
Communication about intention to grant a European patent
Jul 23, 2015
Intention to grant (signatures)
Jul 23, 2015
Text intended for grant
Jul 21, 2015
(Electronic) Receipt
Jul 21, 2015
English translation of the claims
Jul 21, 2015
French translation of claims
Jul 21, 2015
Letter accompanying subsequently filed items
Jul 6, 2015
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Jun 15, 2015
(Electronic) Receipt
Jun 15, 2015
Letter accompanying subsequently filed items
Jun 15, 2015
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Mar 24, 2015
Bibliographic data of the European patent application
Mar 24, 2015
Communication about intention to grant a European patent
Mar 24, 2015
Intention to grant (signatures)
Mar 24, 2015
Text intended for grant
Jul 22, 2014
(Electronic) Receipt
Jul 22, 2014
Amended claims with annotations
Jul 22, 2014
Amended description with annotations
Jul 22, 2014
Claims
Jul 22, 2014
Description
Jul 22, 2014
Letter accompanying subsequently filed items
Jul 22, 2014
Reply to communication from the Examining Division
May 23, 2014
Annex to the communication
May 23, 2014
Communication from the Examining Division
Apr 28, 2014
Statement of non-availability of priority search results
Mar 7, 2014
Invitation to file a copy of search results(priority)
Jan 20, 2014
(Electronic) Receipt
Jan 20, 2014
Amended claims filed after receipt of (European) search report
Jan 20, 2014
Amendments received before examination
Jan 20, 2014
Letter accompanying subsequently filed items
Jul 19, 2013
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Feb 13, 2013
Notification on forthcoming publication of bibliographic data
Jan 15, 2013
Reminder for payment period (examination fee/designation fees)
Jan 10, 2013
Copy of the international search report
Jan 10, 2013
Copy of the international search report
Jan 10, 2013
International publication of the international search report
Dec 12, 2012
Copy of the international preliminary report on patentability
Nov 19, 2012
Communication to designated inventor
Nov 19, 2012
Communication to designated inventor
Nov 14, 2012
Written opinion of the ISA, boxes No. I to VIII
Nov 14, 2012
Written opinion of the ISA, cover sheet
Nov 14, 2012
Written opinion of the ISA, supplemental box
Sep 26, 2012
(Electronic) Receipt
Sep 26, 2012
Request for entry into the European phase
Aug 20, 2012
Information on entry into European phase
Nov 1, 2011
Priority document (electronically transmitted)
Oct 13, 2011
Published international application - A2
Apr 4, 2011
(Electronic) Receipt
Apr 4, 2011
Abstract
Apr 4, 2011
Claims
Apr 4, 2011
Description

EP2566638

HC STARCK

Application Number: EP11713243A
Filing Date: Apr 4, 2011
Status: Opposition Procedure Closed
Publication Date: Sep 2, 2015
External Links: Slate, Register , Google Patents