Kneading Device

Patent No. EP2676779 (titled "Kneading Device") was filed by Mitsubishi Heavy Industries Machinery Technology on May 2, 2011. The application was issued on Feb 24, 2021.

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
HARBURG FREUDENBERGER MASCHINENBAU	Jan 26, 2018	GROSSE

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 28, 2021
Decision to maintain the European patent in amended form
Jan 28, 2021
Decision to maintain the European patent in amended form
Jan 22, 2021
Termination of the opposition proceedings with maintenance of patent
Jan 20, 2021
Brief communication - Opposition proceedings
Jan 18, 2021
Brief communication - Opposition proceedings
Jan 18, 2021
Decision of the Opposition Division and instruction
Jan 15, 2021
Result of consultation by telephone/in person
Jan 13, 2021
(Electronic) Receipt
Jan 13, 2021
Filing of the translation of the amended claims
Jan 13, 2021
French translation of claims
Jan 13, 2021
German translation of the claims
Jan 13, 2021
Letter accompanying subsequently filed items
Oct 8, 2020
Communication to opponent concerning maintenance
Oct 8, 2020
Communication with request to file translations
Oct 5, 2020
Maintenance of the patent with the documents specified in the final decision
Jul 7, 2020
Brief communication - Opposition proceedings
Jul 7, 2020
Brief communication - Opposition proceedings
Jun 23, 2020
(Electronic) Receipt
Jun 23, 2020
(Electronic) Receipt
Jun 23, 2020
Advice of delivery
Jun 23, 2020
Advice of delivery
Jun 23, 2020
Communication about missing advice of delivery
Jun 23, 2020
General enquiry
Jun 23, 2020
Letter accompanying subsequently filed items
Jun 23, 2020
Letter accompanying subsequently filed items
May 8, 2020
Advice of delivery
May 7, 2020
Annex to the communication - opposition
May 7, 2020
Decision of the Opposition Division and instruction
May 7, 2020
Decision of the Opposition Division and instruction
May 7, 2020
Druckexemplar in opposition procedure
May 7, 2020
Grounds for the decision (Annex) - opposition
May 7, 2020
Interlocutory decision in opposition proceedings
May 7, 2020
Internal form - Opposition/addressees
May 7, 2020
Internal form - Opposition/addressees
May 7, 2020
Means of redress
May 7, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 7, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 7, 2020
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 7, 2020
Minutes of the taking of evidence
May 7, 2020
Provision of a copy of the minutes - opposition procedure
May 7, 2020
Scanned annex to a communication - opposition procedure
May 7, 2020
Scanned annex to a communication - opposition procedure
Dec 2, 2019
Information about the result of oral proceedings
Nov 4, 2019
Brief communication - Opposition proceedings
Oct 25, 2019
(Electronic) Receipt
Oct 25, 2019
Any annexes (other than citation) to an opposition letter
Oct 25, 2019
Letter accompanying subsequently filed items
Oct 25, 2019
Written submission in preparation to/during oral proceedings
Oct 11, 2019
Brief communication - Opposition proceedings
Oct 10, 2019
Brief communication - Opposition proceedings
Oct 9, 2019
Brief communication - Opposition proceedings
Oct 2, 2019
(Electronic) Receipt
Oct 2, 2019
Citation in opposition procedure
Oct 2, 2019
Letter accompanying subsequently filed items
Oct 2, 2019
Non-patent literature cited during the opposition procedure
Oct 2, 2019
Non-patent literature cited during the opposition procedure
Oct 2, 2019
Non-patent literature cited during the opposition procedure
Oct 2, 2019
Non-patent literature cited during the opposition procedure
Oct 2, 2019
Written submission in preparation to/during oral proceedings
Oct 1, 2019
(Electronic) Receipt
Oct 1, 2019
Amended claims with annotations
Oct 1, 2019
Amended claims with annotations
Oct 1, 2019
Amended claims with annotations
Oct 1, 2019
Amended claims with annotations
Oct 1, 2019
Amended claims with annotations
Oct 1, 2019
Auxiliary request during Opposition procedure - 01
Oct 1, 2019
Auxiliary request during Opposition procedure - 02
Oct 1, 2019
Auxiliary request during Opposition procedure - 03
Oct 1, 2019
Auxiliary request during Opposition procedure - 04
Oct 1, 2019
Auxiliary request during Opposition procedure - 05
Oct 1, 2019
Description
Oct 1, 2019
Letter accompanying subsequently filed items
Oct 1, 2019
Written submission in preparation to/during oral proceedings
Sep 30, 2019
Letter regarding the opposition procedure (no time limit)
Sep 16, 2019
Brief communication - Opposition proceedings
Sep 10, 2019
(Electronic) Receipt
Sep 10, 2019
Letter accompanying subsequently filed items
Sep 10, 2019
Request for interpreters during oral proceedings
Aug 29, 2019
Brief communication - Opposition proceedings
Aug 28, 2019
Submission concerning representation
Aug 22, 2019
(Electronic) Receipt
Aug 22, 2019
Letter accompanying subsequently filed items
Aug 22, 2019
Letter regarding the opposition procedure (no time limit)
May 17, 2019
Brief communication - Opposition proceedings
May 8, 2019
(Electronic) Receipt
May 8, 2019
Any annexes (other than citation) to an opposition letter
May 8, 2019
Letter accompanying subsequently filed items
May 8, 2019
Letter dealing with oral proceedings
May 2, 2019
Advice of delivery
Apr 30, 2019
Advice of delivery
Apr 29, 2019
Advice of delivery
Apr 26, 2019
Advice of delivery
Apr 25, 2019
(Electronic) Receipt
Apr 25, 2019
Acknowledgement of a document
Apr 25, 2019
Advice of delivery
Apr 25, 2019
Letter accompanying subsequently filed items
Apr 24, 2019
Decision on the taking of evidence
Apr 24, 2019
Summons to give evidence
Feb 27, 2019
Brief communication - Opposition proceedings
Feb 21, 2019
(Electronic) Receipt
Feb 21, 2019
Letter accompanying subsequently filed items
Feb 21, 2019
Letter dealing with oral proceedings
Jan 28, 2019
(Electronic) Receipt
Jan 28, 2019
Advice of delivery
Jan 28, 2019
Advice of delivery
Jan 28, 2019
Advice of delivery
Jan 28, 2019
Letter accompanying subsequently filed items
Jan 25, 2019
Advice of delivery
Jan 24, 2019
Annex to the communication - opposition
Jan 24, 2019
Information concerning oral proceedings
Jan 24, 2019
Summons to attend oral proceedings
Jan 24, 2019
Summons to attend oral proceedings
Jun 29, 2018
Brief communication - Opposition proceedings
Jun 22, 2018
(Electronic) Receipt
Jun 22, 2018
Letter accompanying subsequently filed items
Jun 22, 2018
Reply of the patent proprietor to the notice(s) of opposition
Feb 14, 2018
Communication of a notice of opposition and request to file observations
Feb 14, 2018
Notice of further oppositions to opponent(s)
Feb 1, 2018
Communication of a notice of opposition - first information to patent proprietor
Jan 26, 2018
(Electronic) Receipt
Jan 26, 2018
Citation in opposition procedure
Jan 26, 2018
Citation in opposition procedure
Jan 26, 2018
Citation in opposition procedure
Jan 26, 2018
Citation in opposition procedure
Jan 26, 2018
Citation in opposition procedure
Jan 26, 2018
Citation in opposition procedure
Jan 26, 2018
Citation in opposition procedure
Jan 26, 2018
Citation in opposition procedure
Jan 26, 2018
Citation in opposition procedure
Jan 26, 2018
Citation in opposition procedure
Jan 26, 2018
Citation in opposition procedure
Jan 26, 2018
Citation in opposition procedure
Jan 26, 2018
International publication (Pamphlet)
Jan 26, 2018
Non-patent literature cited during the opposition procedure
Jan 26, 2018
Non-patent literature cited during the opposition procedure
Jan 26, 2018
Non-patent literature cited during the opposition procedure
Jan 26, 2018
Non-patent literature cited during the opposition procedure
Jan 26, 2018
Notice of opposition
Jan 26, 2018
Notice of opposition
Jan 26, 2018
Patent document cited during the opposition procedure
Apr 26, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 30, 2017
Decision to grant a European patent
Mar 10, 2017
Filing of the translations of the claims
Mar 10, 2017
French translation of claims
Mar 10, 2017
German translation of the claims
Mar 10, 2017
Payment of fees and costs
Dec 2, 2016
Bibliographic data of the European patent application
Dec 2, 2016
Communication about intention to grant a European patent
Dec 2, 2016
Intention to grant (signatures)
Dec 2, 2016
Text intended for grant (clean copy)
Dec 2, 2016
Text intended for grant (version for approval)
Sep 13, 2016
Notification concerning the date of oral proceedings
Sep 5, 2016
Amended claims with annotations
Sep 5, 2016
Amended claims with annotations
Sep 5, 2016
Amended description with annotations
Sep 5, 2016
Amended description with annotations
Sep 5, 2016
Claims
Sep 5, 2016
Claims
Sep 5, 2016
Claims
Sep 5, 2016
Description
Sep 5, 2016
Letter dealing with oral proceedings
Sep 5, 2016
Written submission in preparation to/during oral proceedings
Aug 25, 2016
Annex to the communication
Aug 25, 2016
Consultation by telephone/in person
Aug 25, 2016
Result of consultation by telephone/in person
Aug 18, 2016
Amended claims with annotations
Aug 18, 2016
Amended claims with annotations
Aug 18, 2016
Claims
Aug 18, 2016
Claims
Aug 18, 2016
Claims
Aug 18, 2016
Written submission in preparation to/during oral proceedings
Aug 17, 2016
Amended claims with annotations
Aug 17, 2016
Amended claims with annotations
Aug 17, 2016
Amended claims with annotations
Aug 17, 2016
Claims
Aug 17, 2016
Claims
Aug 17, 2016
Claims
Aug 17, 2016
Written submission in preparation to/during oral proceedings
Mar 15, 2016
Advice of delivery
Mar 10, 2016
Acknowledgement of a document
Mar 10, 2016
Annex to the communication
Mar 10, 2016
Preparation for oral proceedings
Mar 10, 2016
Summons to attend oral proceedings
Dec 28, 2015
Amended claims with annotations
Dec 28, 2015
Claims
Dec 28, 2015
Description
Dec 28, 2015
Reply to communication from the Examining Division
Nov 27, 2015
Annex to the communication
Nov 27, 2015
Invitation to indicate the basis for amendments
Oct 15, 2015
Amended claims with annotations
Oct 15, 2015
Claims
Oct 15, 2015
Reply to communication from the Examining Division
Oct 12, 2015
Annex to the communication
Oct 12, 2015
Consultation by telephone/in person
Oct 12, 2015
Result of consultation by telephone/in person
Oct 9, 2015
Amended claims with annotations
Oct 9, 2015
Amended description with annotations
Oct 9, 2015
Claims
Oct 9, 2015
Description
Oct 9, 2015
Reply to communication from the Examining Division
Jun 1, 2015
Annex to the communication
Jun 1, 2015
Communication from the Examining Division
Feb 3, 2015
Amended claims filed after receipt of (European) search report
Feb 3, 2015
Amended claims with annotations
Feb 3, 2015
Amended description filed after receipt of (European) search report
Feb 3, 2015
Amended description with annotations
Feb 3, 2015
Amendments received before examination
Feb 3, 2015
Maintenance of the application
Aug 12, 2014
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jul 25, 2014
Communication regarding the transmission of the European search report
Jul 25, 2014
European search opinion
Jul 25, 2014
Supplementary European search report
Jan 24, 2014
Brief communication to applicant/representative
Dec 27, 2013
Matter concerning the application
Nov 27, 2013
Notification of forthcoming publication
Sep 24, 2013
Communication regarding possible amendment of the application/payment of claims fee
Sep 20, 2013
Communication to designated inventor
Sep 20, 2013
Communication to designated inventor
Sep 20, 2013
Communication to designated inventor
Sep 20, 2013
Communication to designated inventor
Sep 20, 2013
Communication to designated inventor
Sep 20, 2013
Communication to designated inventor
Sep 20, 2013
Communication to designated inventor
Sep 3, 2013
Copy of the international preliminary report on patentability
Sep 3, 2013
Translation of the international preliminary report on patentability
Jan 22, 2013
Annex
Jan 22, 2013
Brief communication to applicant/representative
Jan 22, 2013
Information regarding early processing
Jan 22, 2013
Matter concerning the application
Jan 3, 2013
Notification of the recording of a change
Jan 3, 2013
Notification of the recording of a change
Dec 7, 2012
(Electronic) Receipt
Dec 7, 2012
Abstract
Dec 7, 2012
Amendments received before examination
Dec 7, 2012
Claims
Dec 7, 2012
Description
Dec 7, 2012
Drawings
Dec 7, 2012
Request for entry into the European phase
Sep 11, 2012
Priority document (electronically transmitted)
Aug 23, 2012
Copy of the international search report
Aug 23, 2012
Copy of the translated international search report
Aug 23, 2012
International publication pamphlet

EP2676779

MITSUBISHI HEAVY INDUSTRIES MACHINERY TECHNOLOGY

Application Number: EP11858598A
Filing Date: May 2, 2011
Status: Patent Maintained As Amended; Jan 22, 2021
Publication Date: Feb 24, 2021
External Links: Slate, Register , Google Patents

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Kneading Device

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Dossier Documents

EP2676779