Mixing Device And Drive For The Mixing Device

Patent No. EP1993470 (titled "Mixing Device And Drive For The Mixing Device") was filed by 3M Innovative Properties Company on Mar 8, 2007. The application was issued on Apr 27, 2022.

Patent Family

Statuses, jurisdictions and citation links are shared on request.

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
RENFERT GMBH	Mar 21, 2018	DAUB
KULZER	Mar 20, 2018	BENDELE

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

Mar 31, 2022
Decision to maintain the European patent in amended form
Mar 31, 2022
Decision to maintain the European patent in amended form
Mar 31, 2022
Decision to maintain the European patent in amended form
Mar 25, 2022
Communication confirming withdrawal from representation
Mar 25, 2022
Communication of amended entries concerning the representative
Mar 25, 2022
Termination of the opposition proceedings with maintenance of patent
Mar 22, 2022
(Electronic) Receipt
Mar 22, 2022
Filing of the translation of the amended claims
Mar 22, 2022
French translation of claims
Mar 22, 2022
German translation of the claims
Mar 22, 2022
Letter accompanying subsequently filed items
Feb 7, 2022
Communication of bibliographic data
Feb 7, 2022
Communication to opponent concerning maintenance
Feb 7, 2022
Communication to opponent concerning maintenance
Feb 7, 2022
Communication with request to file translations
Feb 2, 2022
Maintenance of the patent with the documents specified in the final decision
Oct 7, 2021
Advice of delivery
Oct 7, 2021
Advice of delivery
Oct 7, 2021
Annex to the communication - opposition
Oct 7, 2021
Decision of the Opposition Division and instruction
Oct 7, 2021
Druckexemplar in opposition procedure
Oct 7, 2021
Grounds for the decision (Annex) - opposition
Oct 7, 2021
Interlocutory decision in opposition proceedings
Oct 7, 2021
Interlocutory decision in opposition proceedings
Oct 7, 2021
Interlocutory decision in opposition proceedings
Oct 7, 2021
Means of redress
Oct 7, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 7, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 7, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 7, 2021
Provision of a copy of the minutes - opposition procedure
Oct 7, 2021
Provision of a copy of the minutes - opposition procedure
Oct 7, 2021
Provision of a copy of the minutes - opposition procedure
Oct 7, 2021
Scanned annex to a communication - opposition procedure
Oct 7, 2021
Scanned annex to a communication - opposition procedure
Oct 7, 2021
Transmittal of decision / summons - opposition
Oct 7, 2021
Transmittal of decision / summons - opposition
Oct 7, 2021
Transmittal of decision / summons - opposition
Jun 22, 2021
Information about the result of oral proceedings
May 19, 2021
Notification concerning the date of oral proceedings
May 19, 2021
Notification concerning the date of oral proceedings
May 19, 2021
Notification concerning the date of oral proceedings
Apr 29, 2021
Written submission in preparation to/during oral proceedings
Apr 26, 2021
Brief communication - Opposition proceedings
Apr 26, 2021
Brief communication - Opposition proceedings
Apr 21, 2021
(Electronic) Receipt
Apr 21, 2021
Letter accompanying subsequently filed items
Apr 21, 2021
Oral proceedings: reply to date proposed
Apr 13, 2021
(Electronic) Receipt
Apr 13, 2021
Any annexes (other than citation) to an opposition letter
Apr 13, 2021
Letter accompanying subsequently filed items
Apr 13, 2021
Written submission in preparation to/during oral proceedings
Apr 12, 2021
Advice of delivery
Mar 31, 2021
Brief communication - Opposition proceedings
Mar 31, 2021
Brief communication - Opposition proceedings
Mar 30, 2021
Advice of delivery
Mar 26, 2021
(Electronic) Receipt
Mar 26, 2021
Letter accompanying subsequently filed items
Mar 26, 2021
Written submission in preparation to/during oral proceedings
Mar 25, 2021
Advice of delivery
Mar 22, 2021
Advice of delivery
Mar 18, 2021
Advice of delivery
Mar 18, 2021
Advice of delivery
Mar 18, 2021
Advice of delivery
Mar 17, 2021
Acknowledgement of a document
Mar 17, 2021
Acknowledgement of a document
Mar 17, 2021
Acknowledgement of a document
Mar 17, 2021
Acknowledgement of a document
Mar 17, 2021
Annex to the communication - opposition
Mar 17, 2021
Decision on the taking of evidence
Mar 17, 2021
Decision on the taking of evidence
Mar 17, 2021
Decision on the taking of evidence
Mar 17, 2021
Information concerning oral proceedings
Mar 17, 2021
Summons to attend oral proceedings
Mar 17, 2021
Summons to attend oral proceedings
Mar 17, 2021
Summons to attend oral proceedings
Mar 17, 2021
Summons to give evidence
Mar 17, 2021
Summons to give evidence
Mar 17, 2021
Summons to give evidence
Mar 17, 2021
Summons to give evidence
Mar 17, 2021
Transmittal of decision / summons - opposition
Mar 17, 2021
Transmittal of decision / summons - opposition
Mar 17, 2021
Transmittal of decision / summons - opposition
Jan 13, 2021
Brief communication - Opposition proceedings
Jan 13, 2021
Brief communication - Opposition proceedings
Dec 17, 2020
(Electronic) Receipt
Dec 17, 2020
Any annexes (other than citation) to an opposition letter
Dec 17, 2020
Letter accompanying subsequently filed items
Dec 17, 2020
Written submission in preparation to/during oral proceedings
Nov 23, 2020
Notification concerning the date of oral proceedings
Nov 23, 2020
Notification concerning the date of oral proceedings
Nov 23, 2020
Notification concerning the date of oral proceedings
Nov 23, 2020
Notification concerning the date of oral proceedings
Nov 23, 2020
Notification concerning the date of oral proceedings
Nov 23, 2020
Notification concerning the date of oral proceedings
Nov 23, 2020
Notification concerning the date of oral proceedings
Aug 26, 2020
Brief communication - Opposition proceedings
Aug 26, 2020
Brief communication - Opposition proceedings
Aug 21, 2020
(Electronic) Receipt
Aug 21, 2020
Letter accompanying subsequently filed items
Aug 21, 2020
Written submission in preparation to/during oral proceedings
Aug 18, 2020
Brief communication - Opposition proceedings
Aug 18, 2020
Brief communication - Opposition proceedings
Aug 18, 2020
Notification concerning the date of oral proceedings
Aug 18, 2020
Notification concerning the date of oral proceedings
Aug 18, 2020
Notification concerning the date of oral proceedings
Aug 14, 2020
Any annexes (other than citation) to an opposition letter
Aug 14, 2020
Oral proceedings: reply to date proposed
Aug 13, 2020
Advice of delivery
Aug 13, 2020
Advice of delivery
Aug 13, 2020
Annex to the communication - opposition
Aug 13, 2020
Any annexes (other than citation) to an opposition letter
Aug 13, 2020
Oral proceedings: reply to date proposed
Aug 13, 2020
Written submission in preparation to/during oral proceedings
Aug 10, 2020
Advice of delivery
Aug 10, 2020
Brief communication - Opposition proceedings
Aug 10, 2020
Brief communication - Opposition proceedings
Aug 4, 2020
Advice of delivery
Aug 4, 2020
Advice of delivery
Aug 4, 2020
Any annexes (other than citation) to an opposition letter
Aug 4, 2020
Brief communication - Opposition proceedings
Aug 4, 2020
Brief communication - Opposition proceedings
Aug 4, 2020
Oral proceedings: Request for postponement
Jul 30, 2020
(Electronic) Receipt
Jul 30, 2020
Advice of delivery
Jul 30, 2020
Letter accompanying subsequently filed items
Jul 30, 2020
Oral proceedings: reply to date proposed
Jul 29, 2020
Advice of delivery
Jul 27, 2020
Acknowledgement of a document
Jul 27, 2020
Acknowledgement of a document
Jul 27, 2020
Acknowledgement of a document
Jul 27, 2020
Acknowledgement of a document
Jul 27, 2020
Acknowledgement of a document
Jul 27, 2020
Acknowledgement of a document
Jul 27, 2020
Acknowledgement of a document
Jul 27, 2020
Annex to the communication - opposition
Jul 27, 2020
Decision on the taking of evidence
Jul 27, 2020
Decision on the taking of evidence
Jul 27, 2020
Decision on the taking of evidence
Jul 27, 2020
Information concerning oral proceedings
Jul 27, 2020
Settlement of expenses for witnesses and experts
Jul 27, 2020
Summons to attend oral proceedings
Jul 27, 2020
Summons to attend oral proceedings
Jul 27, 2020
Summons to attend oral proceedings
Jul 27, 2020
Summons to give evidence
Jul 27, 2020
Summons to give evidence
Jul 27, 2020
Summons to give evidence
Jul 27, 2020
Summons to give evidence
Jun 16, 2020
Notification concerning the date of oral proceedings
Jun 16, 2020
Notification concerning the date of oral proceedings
Jun 16, 2020
Notification concerning the date of oral proceedings
Jun 10, 2020
Brief communication - Opposition proceedings
Jun 10, 2020
Brief communication - Opposition proceedings
Jun 5, 2020
Request for interpreters during oral proceedings
Apr 29, 2020
Brief communication - Opposition proceedings
Apr 29, 2020
Brief communication - Opposition proceedings
Apr 23, 2020
(Electronic) Receipt
Apr 23, 2020
Letter accompanying subsequently filed items
Apr 23, 2020
Oral proceedings: reply to date proposed
Apr 8, 2020
Brief communication - Opposition proceedings
Apr 8, 2020
Brief communication - Opposition proceedings
Apr 3, 2020
(Electronic) Receipt
Apr 3, 2020
Any annexes (other than citation) to an opposition letter
Apr 3, 2020
Letter accompanying subsequently filed items
Apr 3, 2020
Written submission in preparation to/during oral proceedings
Feb 12, 2020
Consolidated list of cited opposition documents
Jan 21, 2020
Brief communication - Opposition proceedings
Jan 21, 2020
Brief communication - Opposition proceedings
Jan 15, 2020
Request for interpreters during oral proceedings
Jan 7, 2020
Brief communication - Opposition proceedings
Jan 7, 2020
Brief communication - Opposition proceedings
Jan 3, 2020
Communication concerning the filing of a power of attorney
Jan 3, 2020
Communication of amended entries concerning the representative
Dec 16, 2019
Submission concerning change of proprietor's representative
Dec 12, 2019
Advice of delivery
Dec 12, 2019
Advice of delivery
Dec 11, 2019
Advice of delivery
Dec 10, 2019
Advice of delivery
Dec 10, 2019
Advice of delivery
Dec 9, 2019
Advice of delivery
Dec 5, 2019
Advice of delivery
Dec 5, 2019
Advice of delivery
Dec 5, 2019
Advice of delivery
Dec 5, 2019
Advice of delivery
Dec 4, 2019
Advice of delivery
Dec 4, 2019
Advice of delivery
Dec 3, 2019
Acknowledgement of a document
Dec 3, 2019
Acknowledgement of a document
Dec 3, 2019
Acknowledgement of a document
Dec 3, 2019
Acknowledgement of a document
Dec 3, 2019
Acknowledgement of a document
Dec 3, 2019
Acknowledgement of a document
Dec 3, 2019
Acknowledgement of a document
Dec 3, 2019
Acknowledgement of a document
Dec 3, 2019
Acknowledgement of a document
Dec 3, 2019
Acknowledgement of a document
Dec 3, 2019
Annex to the communication - opposition
Dec 3, 2019
Decision on the taking of evidence
Dec 3, 2019
Decision on the taking of evidence
Dec 3, 2019
Decision on the taking of evidence
Dec 3, 2019
Information concerning oral proceedings
Dec 3, 2019
Summons to attend oral proceedings
Dec 3, 2019
Summons to attend oral proceedings
Dec 3, 2019
Summons to attend oral proceedings
Dec 3, 2019
Summons to give evidence
Dec 3, 2019
Summons to give evidence
Dec 3, 2019
Summons to give evidence
Dec 3, 2019
Summons to give evidence
Jul 23, 2019
Enlargement of the examining/opposition division
Jul 26, 2018
Brief communication - Opposition proceedings
Jul 26, 2018
Brief communication - Opposition proceedings
Jul 20, 2018
(Electronic) Receipt
Jul 20, 2018
Auxiliary request during Opposition procedure - 01
Jul 20, 2018
Auxiliary request during Opposition procedure - 02
Jul 20, 2018
Auxiliary request during Opposition procedure - 03
Jul 20, 2018
Auxiliary request during Opposition procedure - 04
Jul 20, 2018
Auxiliary request during Opposition procedure - 05
Jul 20, 2018
Clean copy of claims in the opposition procedure
Jul 20, 2018
Clean copy of claims in the opposition procedure
Jul 20, 2018
Clean copy of claims in the opposition procedure
Jul 20, 2018
Clean copy of claims in the opposition procedure
Jul 20, 2018
Clean copy of claims in the opposition procedure
Jul 20, 2018
Letter accompanying subsequently filed items
Jul 20, 2018
Reply of the patent proprietor to the notice(s) of opposition
Apr 6, 2018
Communication of a notice of opposition and request to file observations
Apr 6, 2018
Notice of further oppositions to opponent(s)
Apr 6, 2018
Notice of further oppositions to opponent(s)
Apr 3, 2018
Refund of fees
Mar 29, 2018
Communication of a notice of opposition - first information to patent proprietor
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
Citation in opposition procedure
Mar 21, 2018
Citation in opposition procedure - 001
Mar 21, 2018
Citation in opposition procedure - 002
Mar 21, 2018
Citation in opposition procedure - 003
Mar 21, 2018
Citation in opposition procedure - 004
Mar 21, 2018
Citation in opposition procedure - 005
Mar 21, 2018
Citation in opposition procedure - 006
Mar 21, 2018
Citation in opposition procedure - 007
Mar 21, 2018
Citation in opposition procedure - 008
Mar 21, 2018
Citation in opposition procedure - 017
Mar 21, 2018
Citation in opposition procedure - 018
Mar 21, 2018
Citation in opposition procedure - 019
Mar 21, 2018
Citation in opposition procedure - 020
Mar 21, 2018
Citation in opposition procedure - 021
Mar 21, 2018
Citation in opposition procedure - 022
Mar 21, 2018
Citation in opposition procedure - 023
Mar 21, 2018
Citation in opposition procedure - 024
Mar 21, 2018
Citation in opposition procedure - 025
Mar 21, 2018
Letter accompanying subsequently filed items
Mar 21, 2018
Notice of opposition
Mar 21, 2018
Notice of opposition
Mar 21, 2018
Patent document cited during the opposition procedure
Mar 20, 2018
(Electronic) Receipt
Mar 20, 2018
Citation in opposition procedure
Mar 20, 2018
Citation in opposition procedure
Mar 20, 2018
Citation in opposition procedure - 009
Mar 20, 2018
Citation in opposition procedure - 010
Mar 20, 2018
Citation in opposition procedure - 011
Mar 20, 2018
Citation in opposition procedure - 012
Mar 20, 2018
Citation in opposition procedure - 013
Mar 20, 2018
Citation in opposition procedure - 014
Mar 20, 2018
Citation in opposition procedure - 015
Mar 20, 2018
Citation in opposition procedure - 016
Mar 20, 2018
Notice of opposition
Mar 20, 2018
Notice of opposition
Jun 21, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
May 26, 2017
Decision to grant a European patent
May 12, 2017
Bibliographic data of the European patent application
May 12, 2017
Information about intention to grant a patent
May 12, 2017
Intention to grant (signatures)
May 12, 2017
Text intended for grant (clean copy)
May 12, 2017
Text intended for grant (version for approval)
May 10, 2017
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Apr 12, 2017
(Electronic) Receipt
Apr 12, 2017
Claims
Apr 12, 2017
French translation of claims
Apr 12, 2017
German translation of the claims
Apr 12, 2017
Letter accompanying subsequently filed items
Apr 12, 2017
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Feb 9, 2017
Bibliographic data of the European patent application
Feb 9, 2017
Communication about intention to grant a European patent
Feb 9, 2017
Intention to grant (signatures)
Feb 9, 2017
Text intended for grant (clean copy)
Feb 9, 2017
Text intended for grant (version for approval)
Sep 1, 2014
Communication of amended entries concerning the representative
Aug 27, 2014
(Electronic) Receipt
Aug 27, 2014
(Electronic) Receipt
Aug 27, 2014
Amended claims with annotations
Aug 27, 2014
Claims
Aug 27, 2014
Letter accompanying subsequently filed items
Aug 27, 2014
Letter accompanying subsequently filed items
Aug 27, 2014
Reply to communication from the Examining Division
Aug 27, 2014
Submission concerning change of applicant's representative
Apr 29, 2014
Annex to the communication
Apr 29, 2014
Communication from the Examining Division
Nov 12, 2008
Letter concerning the inventor
Nov 11, 2008
Letter concerning the inventor
Nov 7, 2008
Invitation to indicate correct address of inventor
Oct 31, 2008
Letter which had not been notified
Oct 29, 2008
Notification on forthcoming publication of bibliographic data
Oct 17, 2008
Communication regarding possible amendment of claims/payment of claims fees
Oct 13, 2008
Annexes to the international preliminary examination report
Oct 13, 2008
Copy of the international preliminary examination report
Sep 16, 2008
(Electronic) Receipt
Sep 16, 2008
Amended claims filed after receipt of (European) search report
Sep 16, 2008
Request for entry into the European phase
Aug 8, 2008
Annex to International preliminary examination report
Aug 8, 2008
International preliminary examination report
Aug 8, 2008
International preliminary examination report
Aug 8, 2008
International preliminary examination report - free text sheet
Aug 8, 2008
International preliminary examination report - free text sheet
Aug 8, 2008
International preliminary examination report - points I-VIII
Aug 8, 2008
International preliminary examination report - points I-VIII
Aug 8, 2008
Notification of documents sent to WIPO
Aug 8, 2008
Transmittal of International Preliminary Examination Report
Jul 25, 2008
Information on entry into European phase
Jul 22, 2008
Annex to International preliminary examination report
Jul 22, 2008
International preliminary examination report
Jul 22, 2008
International preliminary examination report
Jul 22, 2008
International preliminary examination report - free text sheet
Jul 22, 2008
International preliminary examination report - free text sheet
Jul 22, 2008
International preliminary examination report - points I-VIII
Jul 22, 2008
International preliminary examination report - points I-VIII
Jul 22, 2008
Notification of documents sent to WIPO
Jul 22, 2008
Transmittal of International Preliminary Examination Report
Jun 25, 2008
Communication of amended entries concerning the applicant/patent proprietor
Jun 20, 2008
CDS Clean up - amended applicant details
Jun 9, 2008
Despatch of copy of consultation
Jun 9, 2008
Result of consultation
May 29, 2008
Letter regarding PCTII procedure
May 29, 2008
PCT(IPEA): Amended sheet - claims
Mar 6, 2008
Notification of election of EPO
Feb 13, 2008
Notification of documents sent to WIPO
Feb 13, 2008
Notification of receipt of demand
Jan 11, 2008
PCT demand form
Jan 11, 2008
PCT(IPEA): Amended sheet - claims
Jan 11, 2008
PCT(IPEA): Amended sheet - drawings
Jan 11, 2008
Reply to International Search Opinion
Nov 29, 2007
Copy of the international search report
Nov 29, 2007
International publication of the international search report
Oct 18, 2007
Priority document (electronically transmitted)
Oct 12, 2007
Abstract
Sep 20, 2007
Published international application - A2

EP1993470

3M INNOVATIVE PROPERTIES COMPANY

Application Number: EP07779278A
Filing Date: Mar 8, 2007
Status: Patent Maintained As Amended; Mar 25, 2022
Publication Date: Apr 27, 2022
External Links: Slate, Register , Google Patents

IP Verse

Mixing Device And Drive For The Mixing Device

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP1993470