Device And Method For Screw-Type Supply Of Fine Powder Raw Material

Patent No. EP2810757 (titled "Device And Method For Screw-Type Supply Of Fine Powder Raw Material") was filed by The Japan Steel Works on Apr 26, 2013. The application was issued on Jun 21, 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
COPERION	Mar 21, 2018	RAU

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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Jan 20, 2020
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Jan 20, 2020
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jan 15, 2020
Termination of the opposition proceedings with maintenance of patent
Nov 8, 2019
Advice of delivery
Oct 31, 2019
Advice of delivery
Oct 31, 2019
Advice of delivery
Oct 28, 2019
Annex to the communication - opposition
Oct 28, 2019
Decision of the Opposition Division and instruction
Oct 28, 2019
Decision rejecting the opposition
Oct 28, 2019
Grounds for the decision (Annex) - opposition
Oct 28, 2019
Internal form - Opposition/addressees
Oct 28, 2019
Internal form - Opposition/addressees
Oct 28, 2019
Means of redress
Oct 28, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 28, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 28, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 28, 2019
Provision of a copy of the minutes - opposition procedure
Sep 23, 2019
Information about the result of oral proceedings
Jul 29, 2019
Brief communication - Opposition proceedings
Jul 26, 2019
Brief communication - Opposition proceedings
Jul 24, 2019
Brief communication - Opposition proceedings
Jul 23, 2019
(Electronic) Receipt
Jul 23, 2019
(Electronic) Receipt
Jul 23, 2019
Letter accompanying subsequently filed items
Jul 23, 2019
Letter accompanying subsequently filed items
Jul 23, 2019
Letter regarding the opposition procedure (no time limit)
Jul 23, 2019
Non-patent literature cited during the opposition procedure
Jul 23, 2019
Written submission in preparation to/during oral proceedings
Jul 18, 2019
(Electronic) Receipt
Jul 18, 2019
Letter accompanying subsequently filed items
Jul 18, 2019
Request for interpreters during oral proceedings
Jan 29, 2019
Advice of delivery
Jan 15, 2019
Advice of delivery
Jan 11, 2019
Advice of delivery
Jan 10, 2019
Advice of delivery
Jan 8, 2019
Annex to the communication - opposition
Jan 8, 2019
Information concerning oral proceedings
Jan 8, 2019
Summons to attend oral proceedings
Jan 8, 2019
Summons to attend oral proceedings
Aug 2, 2018
Brief communication - Opposition proceedings
Jul 28, 2018
(Electronic) Receipt
Jul 28, 2018
Letter accompanying subsequently filed items
Jul 28, 2018
Reply of the patent proprietor to the notice(s) of opposition
Apr 10, 2018
Communication of a notice of opposition and request to file observations
Apr 10, 2018
Notice of further oppositions to opponent(s)
Mar 28, 2018
Communication of a notice of opposition - first information to patent proprietor
Mar 21, 2018
(Electronic) Receipt
Mar 21, 2018
Any annexes (other than citation) to an opposition letter
Mar 21, 2018
Any annexes (other than citation) to an opposition letter
Mar 21, 2018
Notice of opposition
Mar 21, 2018
Notice of opposition
Mar 21, 2018
Patent document cited during the opposition procedure
Mar 21, 2018
Patent document cited during the opposition procedure
Mar 21, 2018
Patent document cited during the opposition procedure
Mar 21, 2018
Patent document cited during the opposition procedure
Mar 21, 2018
Patent document cited during the opposition procedure
Mar 21, 2018
Patent document cited during the opposition procedure
Jun 22, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
May 26, 2017
Decision to grant a European patent
May 9, 2017
(Electronic) Receipt
May 9, 2017
Filing of the translations of the claims
May 9, 2017
French translation of claims
May 9, 2017
German translation of the claims
May 9, 2017
Letter accompanying subsequently filed items
Feb 1, 2017
Bibliographic data of the European patent application
Feb 1, 2017
Communication about intention to grant a European patent
Feb 1, 2017
Intention to grant (signatures)
Feb 1, 2017
Text intended for grant (clean copy)
Feb 1, 2017
Text intended for grant (version for approval)
Jul 11, 2016
(Electronic) Receipt
Jul 11, 2016
Amended claims with annotations
Jul 11, 2016
Amended description with annotations
Jul 11, 2016
Claims
Jul 11, 2016
Description
Jul 11, 2016
Letter accompanying subsequently filed items
Jul 11, 2016
Reply to communication from the Examining Division
Mar 29, 2016
Annex to the communication
Mar 29, 2016
Communication from the Examining Division
Nov 20, 2015
(Electronic) Receipt
Nov 20, 2015
Amended claims filed after receipt of (European) search report
Nov 20, 2015
Amended claims with annotations
Nov 20, 2015
Amended description filed after receipt of (European) search report
Nov 20, 2015
Amended description with annotations
Nov 20, 2015
Amendments received before examination
Nov 20, 2015
Letter accompanying subsequently filed items
Jun 12, 2015
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
May 27, 2015
Communication regarding the transmission of the European search report
May 27, 2015
European search opinion
May 27, 2015
Supplementary European search report
Dec 2, 2014
Communication to designated inventor
Dec 2, 2014
Communication to designated inventor
Dec 2, 2014
Communication to designated inventor
Nov 12, 2014
Copy of the international preliminary report on patentability
Nov 12, 2014
Notification of forthcoming publication
Nov 12, 2014
Translation of the international preliminary report on patentability
Sep 17, 2014
Communication regarding possible amendment of the application/payment of claims fee
Sep 15, 2014
Communication for party to proceedings/third party
Sep 5, 2014
(Electronic) Receipt
Sep 5, 2014
Abstract
Sep 5, 2014
Claims
Sep 5, 2014
Description
Sep 5, 2014
Drawings
Sep 5, 2014
Information on entry into European phase
Sep 5, 2014
Request for entry into the European phase
Nov 20, 2013
Priority document (electronically transmitted)
Oct 31, 2013
Copy of the international search report
Oct 31, 2013
Copy of the translated international search report
Oct 31, 2013
International publication pamphlet

EP2810757

THE JAPAN STEEL WORKS

Application Number: EP13782163A
Filing Date: Apr 26, 2013
Status: Opposition Rejected; Jan 17, 2020
Publication Date: Jun 21, 2017
External Links: Slate, Register , Google Patents

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Device And Method For Screw-Type Supply Of Fine Powder Raw Material

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Dossier Documents

EP2810757