Centrifugal Separator

Patent No. EP2326428 (titled "Centrifugal Separator") was filed by Alfa Laval Corporate on Jul 16, 2009. The application was issued on Mar 1, 2023.

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
REINZ-DICHTUNGS-GMBH	Aug 16, 2017	PFENNING, MEINIG & PARTNER MBB, ET AL

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

Feb 2, 2023
Decision to maintain the European patent in amended form
Jan 30, 2023
Termination of the opposition proceedings with maintenance of patent
Jan 19, 2023
(Electronic) Receipt
Jan 19, 2023
French translation of claims
Jan 19, 2023
German translation of the claims
Jan 19, 2023
Letter accompanying subsequently filed items
Dec 21, 2022
Communication of bibliographic data
Dec 21, 2022
Communication with request to file translations
Dec 8, 2022
Maintenance of the patent with the documents specified in the final decision
Sep 26, 2022
Decision of the Opposition Division and instruction
Sep 26, 2022
Druckexemplar in opposition procedure
Sep 26, 2022
Grounds for the decision (Annex) - opposition
Sep 26, 2022
Interlocutory decision in opposition proceedings
Sep 26, 2022
Means of redress
Sep 26, 2022
Scanned annex to a communication - opposition procedure
Sep 26, 2022
Transmittal of decision / summons - opposition
Jun 13, 2022
Brief communication - Opposition proceedings
Jun 2, 2022
(Electronic) Receipt
Jun 2, 2022
Amended description with annotations
Jun 2, 2022
Description
Jun 2, 2022
Letter accompanying subsequently filed items
Jun 2, 2022
Reply to an examination report in opposition proceedings
Mar 4, 2022
Annex to the communication - opposition
Mar 4, 2022
Brief communication - Opposition proceedings
Mar 4, 2022
Communication inviting the parties to file observations
Jan 13, 2022
Decision of the Board of Appeal
Jan 13, 2022
F3032 Notification(s) of the decision
Oct 27, 2020
(Electronic) Receipt
Oct 27, 2020
Letter accompanying subsequently filed items
Oct 27, 2020
Letter relating to Appeal Procedure
Oct 14, 2020
F3326 Communication with time limit (inter partes)
Sep 23, 2020
F3303.14 Composition of the Board (T), in case Chairman is a legal member
Mar 9, 2020
F3348 Confirmation of withdrawal of the opposition by the respondent and former opponent
Mar 9, 2020
F3348 Confirmation of withdrawal of the opposition by the respondent and former opponent
Feb 28, 2020
Withdrawal of an opposition
Jan 7, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Dec 19, 2019
(Electronic) Receipt
Dec 19, 2019
Amended claims with annotations
Dec 19, 2019
Amended claims with annotations
Dec 19, 2019
Claims
Dec 19, 2019
Claims
Dec 19, 2019
Letter accompanying subsequently filed items
Dec 19, 2019
Statement of grounds of appeal
Oct 28, 2019
F3204 Communication of the file number to the parties
Oct 28, 2019
F3204 Communication of the file number to the parties
Oct 23, 2019
(Electronic) Receipt
Oct 23, 2019
Letter accompanying subsequently filed items
Oct 23, 2019
Notice of appeal
Aug 28, 2019
Advice of delivery
Aug 20, 2019
Advice of delivery
Aug 19, 2019
Advice of delivery
Aug 13, 2019
Acknowledgement of a document
Aug 13, 2019
Acknowledgement of a document
Aug 13, 2019
Annex to the communication - opposition
Aug 13, 2019
Decision of the Opposition Division and instruction
Aug 13, 2019
Grounds for the decision (Annex) - opposition
Aug 13, 2019
Interlocutory decision in opposition proceedings
Aug 13, 2019
Internal form - Opposition/addressees
Aug 13, 2019
Internal form - Opposition/addressees
Aug 13, 2019
Means of redress
Aug 13, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 13, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 13, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Aug 13, 2019
OPPODREX with handwritten amendments
Aug 13, 2019
Provision of a copy of the minutes - opposition procedure
Aug 13, 2019
Scanned annex to a communication - opposition procedure
Aug 13, 2019
Scanned annex to a communication - opposition procedure
Jun 5, 2019
Information about the result of oral proceedings
Apr 10, 2019
Brief communication - Opposition proceedings
Apr 9, 2019
Brief communication - Opposition proceedings
Apr 8, 2019
Any annexes (other than citation) to an opposition letter
Apr 8, 2019
Brief communication - Opposition proceedings
Apr 8, 2019
Letter regarding the opposition procedure (no time limit)
Apr 8, 2019
Request for interpreters during oral proceedings
Apr 5, 2019
(Electronic) Receipt
Apr 5, 2019
Amended claims with annotations
Apr 5, 2019
Amended claims with annotations
Apr 5, 2019
Amended claims with annotations
Apr 5, 2019
Amended claims with annotations
Apr 5, 2019
Amended claims with annotations
Apr 5, 2019
Amended claims with annotations
Apr 5, 2019
Amended claims with annotations
Apr 5, 2019
Amended claims with annotations
Apr 5, 2019
Amended claims with annotations
Apr 5, 2019
Amended claims with annotations
Apr 5, 2019
Auxiliary request during Opposition procedure
Apr 5, 2019
Auxiliary request during Opposition procedure - 01
Apr 5, 2019
Auxiliary request during Opposition procedure - 02
Apr 5, 2019
Auxiliary request during Opposition procedure - 03
Apr 5, 2019
Auxiliary request during Opposition procedure - 04
Apr 5, 2019
Auxiliary request during Opposition procedure - 05
Apr 5, 2019
Auxiliary request during Opposition procedure - 06
Apr 5, 2019
Auxiliary request during Opposition procedure - 07
Apr 5, 2019
Auxiliary request during Opposition procedure - 08
Apr 5, 2019
Auxiliary request during Opposition procedure - 09
Apr 5, 2019
Auxiliary request during Opposition procedure - 10
Apr 5, 2019
Letter accompanying subsequently filed items
Apr 5, 2019
Letter regarding the opposition procedure (no time limit)
Apr 5, 2019
Main request during Opposition procedure
Apr 4, 2019
Letter regarding the opposition procedure (no time limit)
Apr 3, 2019
Request for interpreters during oral proceedings
Mar 20, 2019
Brief communication - Opposition proceedings
Mar 15, 2019
(Electronic) Receipt
Mar 15, 2019
Letter accompanying subsequently filed items
Mar 15, 2019
Request for interpreters during oral proceedings
Feb 18, 2019
Notification concerning the date of oral proceedings
Feb 18, 2019
Notification concerning the date of oral proceedings
Feb 7, 2019
Brief communication - Opposition proceedings
Feb 1, 2019
Letter regarding the opposition procedure (no time limit)
Sep 12, 2018
Advice of delivery
Aug 31, 2018
Advice of delivery
Aug 28, 2018
Advice of delivery
Aug 27, 2018
Annex to the communication - opposition
Aug 27, 2018
Information concerning oral proceedings
Aug 27, 2018
Preparation for oral proceedings
Aug 27, 2018
Summons to attend oral proceedings
Aug 27, 2018
Summons to attend oral proceedings
Feb 5, 2018
Brief communication - Opposition proceedings
Jan 30, 2018
(Electronic) Receipt
Jan 30, 2018
Letter accompanying subsequently filed items
Jan 30, 2018
Reply of the patent proprietor to the notice(s) of opposition
Sep 20, 2017
Communication of a notice of opposition and request to file observations
Sep 20, 2017
Notice of further oppositions to opponent(s)
Aug 22, 2017
Communication of a notice of opposition - first information to patent proprietor
Aug 16, 2017
Any annexes (other than citation) to an opposition letter
Aug 16, 2017
Non-patent literature cited during the opposition procedure
Aug 16, 2017
Notice of opposition
Aug 16, 2017
Notice of opposition
Aug 16, 2017
Patent document cited during the examination procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Aug 16, 2017
Patent document cited during the opposition procedure
Nov 16, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 20, 2016
Decision to grant a European patent
Oct 3, 2016
(Electronic) Receipt
Oct 3, 2016
Filing of the translations of the claims
Oct 3, 2016
French translation of claims
Oct 3, 2016
German translation of the claims
Aug 1, 2016
Bibliographic data of the European patent application
Aug 1, 2016
Communication about intention to grant a European patent
Aug 1, 2016
Intention to grant (signatures)
Aug 1, 2016
Text intended for grant (clean copy)
Aug 1, 2016
Text intended for grant (version for approval)
Aug 21, 2015
(Electronic) Receipt
Aug 21, 2015
Amended claims with annotations
Aug 21, 2015
Claims
Aug 21, 2015
Letter accompanying subsequently filed items
Aug 21, 2015
Reply to communication from the Examining Division
May 22, 2015
Annex to the communication
May 22, 2015
Communication from the Examining Division
May 7, 2015
Examination started
Mar 20, 2014
Communication of amended entries concerning the representative
Mar 14, 2014
Submission concerning change of applicant's representative
Mar 14, 2013
(Electronic) Receipt
Mar 14, 2013
Maintenance of the application
Jan 21, 2013
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jan 2, 2013
Communication regarding the transmission of the European search report
Jan 2, 2013
European search opinion
Jan 2, 2013
Supplementary European search report
May 4, 2011
Notification on forthcoming publication of bibliographic data
Apr 6, 2011
Copy of the international preliminary examination report
Mar 29, 2011
Communication regarding possible amendment of the application/payment of claims fee
Jan 21, 2011
(Electronic) Receipt
Jan 21, 2011
Request for entry into the European phase
Jan 16, 2011
Copy of the international preliminary examination report
Nov 26, 2010
Information on entry into European phase
Mar 9, 2010
Notification of election of EPO
Feb 10, 2010
Priority document (electronically transmitted)
Jan 21, 2010
Copy of the international search report
Jan 21, 2010
Published international application - A1

EP2326428

ALFA LAVAL CORPORATE

Application Number: EP09798210A
Filing Date: Jul 16, 2009
Status: Patent Maintained As Amended; Jan 27, 2023
Publication Date: Mar 1, 2023
External Links: Slate, Register , Google Patents

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Centrifugal Separator

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Dossier Documents

EP2326428