Exhaust Gas Cleaning System And Method For Cleaning Exhaust Gas

Patent No. EP3640444 (titled "Exhaust Gas Cleaning System And Method For Cleaning Exhaust Gas") was filed by Alfa Laval Corporate on Oct 15, 2018. The application was issued on Aug 7, 2024.

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
GEA WESTFALIA SEPARATOR GROUP	Jan 14, 2022	SPECHT

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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Jul 11, 2024
Decision to maintain the European patent in amended form
Jul 11, 2024
Decision to maintain the European patent in amended form
Jun 5, 2024
(Electronic) Receipt
Jun 5, 2024
Filing of the translation of the amended claims
Jun 5, 2024
French translation of claims
Jun 5, 2024
German translation of the claims
May 16, 2024
Miscellaneous requests concerning client data
Apr 26, 2024
Brief communication - Opposition proceedings
Apr 24, 2024
Communication confirming withdrawal from representation
Apr 24, 2024
Communication of amended entries concerning the representative
Apr 18, 2024
(Electronic) Receipt
Apr 18, 2024
Letter accompanying subsequently filed items
Apr 18, 2024
Submission concerning change of proprietor's representative
Apr 17, 2024
(Electronic) Receipt
Apr 17, 2024
Authorisation
Apr 17, 2024
Submission concerning change of proprietor's representative
Apr 16, 2024
Communication of bibliographic data
Apr 16, 2024
Communication to opponent concerning maintenance
Apr 16, 2024
Communication with request to file translations
Apr 10, 2024
Refund of fees
Apr 9, 2024
Maintenance of the patent with the documents specified in the final decision
Apr 8, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Apr 8, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Apr 3, 2024
Refund of fees
Apr 2, 2024
(Electronic) Receipt
Apr 2, 2024
Letter accompanying subsequently filed items
Apr 2, 2024
Withdrawal of an appeal
Mar 28, 2024
F3345 Forwarding of submissions to parties
Mar 22, 2024
Composition of the board (T)
Mar 19, 2024
(Electronic) Receipt
Mar 19, 2024
Letter accompanying subsequently filed items
Mar 19, 2024
Withdrawal of an appeal
Feb 12, 2024
F3204 Communication of the file number to the parties
Feb 12, 2024
F3204 Communication of the file number to the parties
Feb 12, 2024
F3204 Communication of the file number to the parties
Feb 12, 2024
F3204 Communication of the file number to the parties
Feb 6, 2024
(Electronic) Receipt
Feb 6, 2024
Letter accompanying subsequently filed items
Feb 6, 2024
Notice of appeal
Feb 2, 2024
(Electronic) Receipt
Feb 2, 2024
Letter accompanying subsequently filed items
Feb 2, 2024
Notice of appeal
Dec 7, 2023
Advice of delivery
Dec 6, 2023
Annex to the communication - opposition
Dec 6, 2023
Decision of the Opposition Division and instruction
Dec 6, 2023
Druckexemplar in opposition procedure
Dec 6, 2023
Grounds for the decision (Annex) - opposition
Dec 6, 2023
Interlocutory decision in opposition proceedings
Dec 6, 2023
Interlocutory decision in opposition proceedings
Dec 6, 2023
Means of redress
Dec 6, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 6, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 6, 2023
Provision of a copy of the minutes - opposition procedure
Dec 6, 2023
Provision of a copy of the minutes - opposition procedure
Dec 6, 2023
Scanned annex to a communication - opposition procedure
Dec 6, 2023
Scanned annex to a communication - opposition procedure
Dec 6, 2023
Transmittal of decision / summons - opposition
Dec 6, 2023
Transmittal of decision / summons - opposition
Oct 12, 2023
Information about the result of oral proceedings
Oct 9, 2023
Annex to the communication - opposition
Oct 9, 2023
Brief communication - Opposition proceedings
Oct 9, 2023
Brief communication - Opposition proceedings
Sep 27, 2023
Brief communication - Opposition proceedings
Sep 22, 2023
(Electronic) Receipt
Sep 22, 2023
Letter accompanying subsequently filed items
Sep 22, 2023
Written submission in preparation to/during oral proceedings
Aug 18, 2023
Brief communication - Opposition proceedings
Aug 10, 2023
(Electronic) Receipt
Aug 10, 2023
Auxiliary request during Opposition procedure
Aug 10, 2023
Auxiliary request during Opposition procedure
Aug 10, 2023
Auxiliary request during Opposition procedure
Aug 10, 2023
Auxiliary request during Opposition procedure
Aug 10, 2023
Auxiliary request during Opposition procedure
Aug 10, 2023
Auxiliary request during Opposition procedure
Aug 10, 2023
Auxiliary request during Opposition procedure
Aug 10, 2023
Auxiliary request during Opposition procedure
Aug 10, 2023
Auxiliary request during Opposition procedure
Aug 10, 2023
Auxiliary request during Opposition procedure - 01
Aug 10, 2023
Auxiliary request during Opposition procedure - 02
Aug 10, 2023
Auxiliary request during Opposition procedure - 03
Aug 10, 2023
Auxiliary request during Opposition procedure - 04
Aug 10, 2023
Auxiliary request during Opposition procedure - 05
Aug 10, 2023
Auxiliary request during Opposition procedure - 06
Aug 10, 2023
Auxiliary request during Opposition procedure - 07
Aug 10, 2023
Auxiliary request during Opposition procedure - 08
Aug 10, 2023
Auxiliary request during Opposition procedure - 09
Aug 10, 2023
Letter accompanying subsequently filed items
Aug 10, 2023
Written submission in preparation to/during oral proceedings
Aug 9, 2023
Brief communication - Opposition proceedings
Aug 1, 2023
(Electronic) Receipt
Aug 1, 2023
Letter accompanying subsequently filed items
Aug 1, 2023
Written submission in preparation to/during oral proceedings
Mar 17, 2023
Advice of delivery
Mar 16, 2023
Annex to the communication - opposition
Mar 16, 2023
Information concerning oral proceedings
Mar 16, 2023
Scanned annex to a communication - opposition procedure
Mar 16, 2023
Summons to attend oral proceedings
Mar 16, 2023
Summons to attend oral proceedings
Mar 16, 2023
Transmittal of decision / summons - opposition
Mar 16, 2023
Transmittal of decision / summons - opposition
Oct 4, 2022
Brief communication - Opposition proceedings
Sep 26, 2022
(Electronic) Receipt
Sep 26, 2022
Citation in opposition procedure - 017
Sep 26, 2022
Citation in opposition procedure - 018
Sep 26, 2022
Citation in opposition procedure - 019
Sep 26, 2022
Citation in opposition procedure - 020
Sep 26, 2022
Citation in opposition procedure - 021
Sep 26, 2022
Citation in opposition procedure - 022
Sep 26, 2022
Consolidated list of cited opposition documents
Sep 26, 2022
Letter accompanying subsequently filed items
Sep 26, 2022
Letter regarding the opposition procedure (no time limit)
Jun 10, 2022
Brief communication - Opposition proceedings
Jun 1, 2022
(Electronic) Receipt
Jun 1, 2022
Citation in opposition procedure - 014
Jun 1, 2022
Citation in opposition procedure - 015
Jun 1, 2022
Citation in opposition procedure - 016
Jun 1, 2022
Letter accompanying subsequently filed items
Jun 1, 2022
Reply of the patent proprietor to the notice(s) of opposition
Feb 11, 2022
Communication confirming withdrawal from representation
Feb 11, 2022
Communication of amended entries concerning the representative
Feb 2, 2022
(Electronic) Receipt
Feb 2, 2022
(Electronic) Receipt
Feb 2, 2022
Letter accompanying subsequently filed items
Feb 2, 2022
Letter accompanying subsequently filed items
Feb 2, 2022
Submission concerning change of applicant's representative
Jan 26, 2022
Brief communication - Opposition proceedings
Jan 26, 2022
Communication of a notice of opposition and request to file observations
Jan 26, 2022
Notice of further oppositions to opponent(s)
Jan 21, 2022
(Electronic) Receipt
Jan 21, 2022
Citation in opposition procedure - 010
Jan 21, 2022
Letter accompanying subsequently filed items
Jan 21, 2022
Letter regarding the opposition procedure (no time limit)
Jan 19, 2022
Communication of a notice of opposition - first information to patent proprietor
Jan 14, 2022
(Electronic) Receipt
Jan 14, 2022
Citation in opposition procedure - 001
Jan 14, 2022
Citation in opposition procedure - 001
Jan 14, 2022
Citation in opposition procedure - 002
Jan 14, 2022
Citation in opposition procedure - 003
Jan 14, 2022
Citation in opposition procedure - 004
Jan 14, 2022
Citation in opposition procedure - 005
Jan 14, 2022
Citation in opposition procedure - 006
Jan 14, 2022
Citation in opposition procedure - 007
Jan 14, 2022
Citation in opposition procedure - 008
Jan 14, 2022
Citation in opposition procedure - 009
Jan 14, 2022
Citation in opposition procedure - 010
Jan 14, 2022
Citation in opposition procedure - 011
Jan 14, 2022
Citation in opposition procedure - 012
Jan 14, 2022
Citation in opposition procedure - 013
Jan 14, 2022
Notice of opposition
Jan 14, 2022
Notice of opposition
Apr 28, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 18, 2021
Decision to grant a European patent
Mar 2, 2021
(Electronic) Receipt
Mar 2, 2021
French translation of claims
Mar 2, 2021
German translation of the claims
Mar 2, 2021
Letter accompanying subsequently filed items
Jan 15, 2021
Bibliographic data of the European patent application
Jan 15, 2021
Communication about intention to grant a European patent
Jan 15, 2021
Intention to grant (signatures)
Jan 15, 2021
Text intended for grant (clean copy)
Jan 15, 2021
Text intended for grant (version for approval)
Dec 17, 2020
(Electronic) Receipt
Dec 17, 2020
Amended claims with annotations
Dec 17, 2020
Claims
Dec 17, 2020
Letter accompanying subsequently filed items
Dec 17, 2020
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Dec 8, 2020
Bibliographic data of the European patent application
Dec 8, 2020
Communication about intention to grant a European patent
Dec 8, 2020
Intention to grant (signatures)
Dec 8, 2020
Text intended for grant (clean copy)
Dec 8, 2020
Text intended for grant (version for approval)
Nov 20, 2020
Examination started
Sep 11, 2020
(Electronic) Receipt
Sep 11, 2020
Amended claims filed after receipt of (European) search report
Sep 11, 2020
Amended claims with annotations
Sep 11, 2020
Amended description filed after receipt of (European) search report
Sep 11, 2020
Amended description with annotations
Sep 11, 2020
Amendments received before examination
Sep 11, 2020
Letter accompanying subsequently filed items
Apr 28, 2020
Invitation to confirm maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Mar 25, 2020
Notification of forthcoming publication
Jan 28, 2019
Communication regarding the transmission of the European search report
Jan 28, 2019
Document annexed to the Extended European Search Report
Jan 28, 2019
European search opinion
Jan 28, 2019
European search report
Jan 28, 2019
Information on Search Strategy
Jan 18, 2019
Search started
Dec 7, 2018
Communication to designated inventor
Dec 7, 2018
Communication to designated inventor
Oct 15, 2018
Abstract
Oct 15, 2018
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Oct 15, 2018
Claims
Oct 15, 2018
Description
Oct 15, 2018
Designation of inventor
Oct 15, 2018
Drawings
Oct 15, 2018
Request for grant of a European patent

EP3640444

ALFA LAVAL CORPORATE

Application Number: EP18200320A
Filing Date: Oct 15, 2018
Status: Patent Maintained As Amended; Jul 5, 2024
Publication Date: Aug 7, 2024
External Links: Slate, Register , Google Patents

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Exhaust Gas Cleaning System And Method For Cleaning Exhaust Gas

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Dossier Documents

EP3640444