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Fall Duct Arrangement, Device, And Method For Cleaning A Fall Duct, In Particular A Device For Gluing Particles

Patent No. EP2922672 (titled "Fall Duct Arrangement, Device, And Method For Cleaning A Fall Duct, In Particular A Device For Gluing Particles") was filed by Dieffenbacher Maschinen UND Anlagenbau on Nov 22, 2013. The application was issued on Feb 7, 2018.

Patent Summary

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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
IMAL	Nov 6, 2018	GAGLIARDELLI

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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Feb 15, 2021
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Feb 10, 2021
Termination of the opposition proceedings with maintenance of patent
Nov 9, 2020
Advice of delivery
Oct 30, 2020
Acknowledgement of a document
Oct 30, 2020
Decision to discontinue the opposition proceedings
Oct 12, 2020
Brief communication - Opposition proceedings
Oct 12, 2020
Brief communication - Opposition proceedings
Oct 7, 2020
(Electronic) Receipt
Oct 7, 2020
Letter accompanying subsequently filed items
Oct 7, 2020
Withdrawal of an opposition
Aug 26, 2020
Notification concerning the date of oral proceedings
Aug 26, 2020
Notification concerning the date of oral proceedings
Aug 26, 2020
Notification concerning the date of oral proceedings
Aug 26, 2020
Notification concerning the date of oral proceedings
Aug 20, 2020
(Electronic) Receipt
Aug 20, 2020
Letter accompanying subsequently filed items
Aug 20, 2020
Oral proceedings: reply to date proposed
Jul 23, 2020
Brief communication - Opposition proceedings
Jul 23, 2020
Notification concerning the date of oral proceedings
Jul 23, 2020
Notification concerning the date of oral proceedings
Jul 17, 2020
(Electronic) Receipt
Jul 17, 2020
Auxiliary request during Opposition procedure
Jul 17, 2020
Auxiliary request during Opposition procedure
Jul 17, 2020
Auxiliary request during Opposition procedure
Jul 17, 2020
Auxiliary request during Opposition procedure
Jul 17, 2020
Auxiliary request during Opposition procedure
Jul 17, 2020
Auxiliary request during Opposition procedure - 01
Jul 17, 2020
Auxiliary request during Opposition procedure - 02
Jul 17, 2020
Auxiliary request during Opposition procedure - 03
Jul 17, 2020
Auxiliary request during Opposition procedure - 04
Jul 17, 2020
Auxiliary request during Opposition procedure - 05
Jul 17, 2020
Letter accompanying subsequently filed items
Jul 17, 2020
Letter regarding the opposition procedure (no time limit)
Jul 17, 2020
Request for interpreters during oral proceedings
Mar 12, 2020
Advice of delivery
Mar 4, 2020
Advice of delivery
Feb 26, 2020
Acknowledgement of a document
Feb 26, 2020
Acknowledgement of a document
Feb 26, 2020
Acknowledgement of a document
Feb 26, 2020
Acknowledgement of a document
Feb 26, 2020
Annex to the communication - opposition
Feb 26, 2020
Decision on the taking of evidence
Feb 26, 2020
Information concerning oral proceedings
Feb 26, 2020
Settlement of expenses for witnesses and experts
Feb 26, 2020
Settlement of expenses for witnesses and experts
Feb 26, 2020
Summons to attend oral proceedings
Feb 26, 2020
Summons to attend oral proceedings
Feb 26, 2020
Summons to give evidence
Feb 26, 2020
Summons to give evidence
Oct 21, 2019
Enlargement of the examining/opposition division
Apr 25, 2019
Confirmation of revocation of automatic debit order
Apr 18, 2019
Brief communication - Opposition proceedings
Apr 16, 2019
Communication of amended entries concerning the representative
Apr 10, 2019
(Electronic) Receipt
Apr 10, 2019
Citation in opposition procedure
Apr 10, 2019
Letter accompanying subsequently filed items
Apr 10, 2019
Patent document cited during the opposition procedure
Apr 10, 2019
Reply of the patent proprietor to the notice(s) of opposition
Apr 10, 2019
Submission concerning change of proprietor's representative
Nov 30, 2018
Communication of a notice of opposition and request to file observations
Nov 30, 2018
Notice of further oppositions to opponent(s)
Nov 12, 2018
Communication of a notice of opposition - first information to patent proprietor
Nov 6, 2018
(Electronic) Receipt
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Citation in opposition procedure
Nov 6, 2018
Letter accompanying subsequently filed items
Nov 6, 2018
Notice of opposition
Nov 6, 2018
Notice of opposition
Feb 23, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 11, 2018
Decision to grant a European patent
Dec 21, 2017
(Electronic) Receipt
Dec 21, 2017
English translation of the claims
Dec 21, 2017
Filing of the translations of the claims
Dec 21, 2017
French translation of claims
Dec 21, 2017
Letter accompanying subsequently filed items
Oct 31, 2017
Bibliographic data of the European patent application
Oct 31, 2017
Communication about intention to grant a European patent
Oct 31, 2017
Intention to grant (signatures)
Oct 31, 2017
Text intended for grant (clean copy)
Oct 31, 2017
Text intended for grant (version for approval)
Apr 19, 2017
(Electronic) Receipt
Apr 19, 2017
Amended description with annotations
Apr 19, 2017
Claims
Apr 19, 2017
Description
Apr 19, 2017
Letter accompanying subsequently filed items
Apr 19, 2017
Reply to communication from the Examining Division
Dec 9, 2016
Annex to the communication
Dec 9, 2016
Communication from the Examining Division
Nov 30, 2016
Examination started
Apr 14, 2016
(Electronic) Receipt
Apr 14, 2016
Letter accompanying subsequently filed items
Apr 14, 2016
Statement of non-availability of priority search results
Mar 7, 2016
Invitation to file a copy of search results(priority)
Jan 18, 2016
(Electronic) Receipt
Jan 18, 2016
Amended claims filed after receipt of (European) search report
Jan 18, 2016
Amended claims with annotations
Jan 18, 2016
Amendments received before examination
Jan 18, 2016
Letter accompanying subsequently filed items
Sep 2, 2015
Notification on forthcoming publication of bibliographic data
Jul 17, 2015
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Jul 15, 2015
Communication to designated inventor
Jun 18, 2015
(Electronic) Receipt
Jun 18, 2015
Request for entry into the European phase
Jun 8, 2015
Copy of the international preliminary report on patentability
Apr 7, 2015
Information on entry into European phase
Jun 25, 2014
Priority document (electronically transmitted)
May 30, 2014
Copy of the international search report
May 30, 2014
Copy of the international search report
May 30, 2014
Published international application - A1
Feb 13, 2014
Written opinion of the ISA, boxes No. I to VIII
Feb 13, 2014
Written opinion of the ISA, cover sheet
Feb 13, 2014
Written opinion of the ISA, supplemental box
Nov 22, 2013
(Electronic) Receipt
Nov 22, 2013
Abstract
Nov 22, 2013
Claims
Nov 22, 2013
Description
Nov 22, 2013
Drawings

EP2922672

DIEFFENBACHER MASCHINEN UND ANLAGENBAU

Application Number: EP13802269A
Filing Date: Nov 22, 2013
Status: Granted And Under Opposition; Jan 5, 2018
Publication Date: Feb 7, 2018
External Links: Slate, Register , Google Patents