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System Composed Of An Apparatus For Treating A Fluid, A Handheld Device And A Method For Operating Such A System

Patent No. EP3571554 (titled "System Composed Of An Apparatus For Treating A Fluid, A Handheld Device And A Method For Operating Such A System") was filed by Donaldson Filtration Deutschland on Jan 22, 2018. The application was issued on Dec 9, 2020.

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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
KAESER KOMPRESSOREN	Sep 9, 2021	WITTE

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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Jun 3, 2025
Decision of the Board of Appeal
Jun 3, 2025
F3013 Oral Proceedings: Forwarding minutes
Jun 3, 2025
F3013 Oral Proceedings: Forwarding minutes
Jun 3, 2025
F3032 Notification(s) of the decision
Jun 3, 2025
F3032 Notification(s) of the decision
Jun 3, 2025
F3317 Oral Proceedings: Minutes (Appellant: Proprietor + Opponent)
Apr 28, 2025
F3345 Forwarding of submissions to parties
Apr 25, 2025
F3345 Forwarding of submissions to parties
Apr 23, 2025
(Electronic) Receipt
Apr 23, 2025
Communication confirming withdrawal from representation
Apr 23, 2025
Communication of amended entries concerning the representative
Apr 23, 2025
F3345 Forwarding of submissions to parties
Apr 23, 2025
Letter accompanying subsequently filed items
Apr 23, 2025
Letter dealing with oral proceedings during the appeal procedure
Apr 22, 2025
(Electronic) Receipt
Apr 22, 2025
(Electronic) Receipt
Apr 22, 2025
Letter accompanying subsequently filed items
Apr 22, 2025
Letter accompanying subsequently filed items
Apr 22, 2025
Letter dealing with oral proceedings during the appeal procedure
Apr 22, 2025
Letter dealing with oral proceedings during the appeal procedure
Apr 15, 2025
(Electronic) Receipt
Apr 15, 2025
Letter accompanying subsequently filed items
Apr 15, 2025
Submission concerning change of proprietor's representative
Dec 10, 2024
F3345 Forwarding of submissions to parties
Dec 4, 2024
(Electronic) Receipt
Dec 4, 2024
Letter accompanying subsequently filed items
Dec 4, 2024
Letter dealing with oral proceedings during the appeal procedure
Jul 16, 2024
F3011.2 Oral Proceedings: Summons VICO
Jul 16, 2024
F3011.2 Oral Proceedings: Summons VICO
Jul 16, 2024
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Jul 11, 2024
F3010 Oral proceedings: order for summons
Sep 29, 2023
F3345 Forwarding of submissions to parties
Sep 28, 2023
F3345 Forwarding of submissions to parties
Sep 26, 2023
(Electronic) Receipt
Sep 26, 2023
Letter accompanying subsequently filed items
Sep 26, 2023
Reply to appeal
Sep 25, 2023
(Electronic) Receipt
Sep 25, 2023
Letter accompanying subsequently filed items
Sep 25, 2023
Reply to appeal
May 16, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
May 16, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
May 11, 2023
(Electronic) Receipt
May 11, 2023
Cited document during appeal procedure
May 11, 2023
Cited document during appeal procedure
May 11, 2023
Cited document during appeal procedure
May 11, 2023
Cited document during appeal procedure
May 11, 2023
Cited document during appeal procedure
May 11, 2023
Cited document during appeal procedure
May 11, 2023
Cited document during appeal procedure
May 11, 2023
Cited document during appeal procedure
May 11, 2023
Cited document during appeal procedure
May 11, 2023
Cited document during appeal procedure
May 11, 2023
Cited document during appeal procedure
May 11, 2023
Cited document during appeal procedure
May 11, 2023
Letter accompanying subsequently filed items
May 11, 2023
Statement of grounds of appeal
May 9, 2023
(Electronic) Receipt
May 9, 2023
Amended claims with annotations
May 9, 2023
Amended claims with annotations
May 9, 2023
Amended claims with annotations
May 9, 2023
Amended claims with annotations
May 9, 2023
Amended claims with annotations
May 9, 2023
Amended claims with annotations
May 9, 2023
Amended claims with annotations
May 9, 2023
Amended claims with annotations
May 9, 2023
Amended claims with annotations
May 9, 2023
Amended claims with annotations
May 9, 2023
Auxiliary request during appeals procedure - 01
May 9, 2023
Auxiliary request during appeals procedure - 01
May 9, 2023
Auxiliary request during appeals procedure - 02
May 9, 2023
Auxiliary request during appeals procedure - 03
May 9, 2023
Auxiliary request during appeals procedure - 04
May 9, 2023
Auxiliary request during appeals procedure - 05
May 9, 2023
Auxiliary request during appeals procedure - 06
May 9, 2023
Auxiliary request during appeals procedure - 07
May 9, 2023
Auxiliary request during appeals procedure - 09
May 9, 2023
Auxiliary request during appeals procedure - 10
May 9, 2023
Letter accompanying subsequently filed items
May 9, 2023
Statement of grounds of appeal
Mar 15, 2023
F3204 Communication of the file number to the parties
Mar 15, 2023
F3204 Communication of the file number to the parties
Mar 14, 2023
Communication of amended entries in the Register of European Patents
Mar 14, 2023
Communication of amended entries in the Register of European Patents
Mar 14, 2023
F3345 Forwarding of submissions to parties
Mar 14, 2023
F3345 Forwarding of submissions to parties
Mar 9, 2023
(Electronic) Receipt
Mar 9, 2023
Letter accompanying subsequently filed items
Mar 9, 2023
Request for change of opponent's representative
Mar 8, 2023
(Electronic) Receipt
Mar 8, 2023
Notice of appeal
Mar 1, 2023
(Electronic) Receipt
Mar 1, 2023
Request for change of opponent's representative
Jan 27, 2023
F3204 Communication of the file number to the parties
Jan 27, 2023
F3204 Communication of the file number to the parties
Jan 23, 2023
(Electronic) Receipt
Jan 23, 2023
Letter accompanying subsequently filed items
Jan 23, 2023
Notice of appeal
Jan 10, 2023
Advice of delivery
Jan 5, 2023
Advice of delivery
Jan 2, 2023
Annex to the communication - opposition
Jan 2, 2023
Decision of the Opposition Division and instruction
Jan 2, 2023
Druckexemplar in opposition procedure
Jan 2, 2023
Grounds for the decision (Annex) - opposition
Jan 2, 2023
Interlocutory decision in opposition proceedings
Jan 2, 2023
Interlocutory decision in opposition proceedings
Jan 2, 2023
Means of redress
Jan 2, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 2, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 2, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jan 2, 2023
Provision of a copy of the minutes - opposition procedure
Jan 2, 2023
Provision of a copy of the minutes - opposition procedure
Jan 2, 2023
Scanned annex to a communication - opposition procedure
Jan 2, 2023
Scanned annex to a communication - opposition procedure
Jan 2, 2023
Scanned annex to a communication - opposition procedure
Jan 2, 2023
Scanned annex to a communication - opposition procedure
Jan 2, 2023
Scanned annex to a communication - opposition procedure
Jan 2, 2023
Scanned annex to a communication - opposition procedure
Jan 2, 2023
Scanned annex to a communication - opposition procedure
Jan 2, 2023
Scanned annex to a communication - opposition procedure
Jan 2, 2023
Scanned annex to a communication - opposition procedure
Jan 2, 2023
Scanned annex to a communication - opposition procedure
Jan 2, 2023
Scanned annex to a communication - opposition procedure
Jan 2, 2023
Scanned annex to a communication - opposition procedure
Jan 2, 2023
Transmittal of decision / summons - opposition
Jan 2, 2023
Transmittal of decision / summons - opposition
Oct 25, 2022
Information about the result of oral proceedings
Oct 21, 2022
(Electronic) Receipt
Oct 21, 2022
Brief communication - Opposition proceedings
Oct 21, 2022
Letter accompanying subsequently filed items
Oct 21, 2022
Written submission in preparation to/during oral proceedings
Oct 17, 2022
(Electronic) Receipt
Oct 17, 2022
Letter accompanying subsequently filed items
Oct 17, 2022
Written submission in preparation to/during oral proceedings
Aug 31, 2022
Brief communication - Opposition proceedings
Aug 30, 2022
Brief communication - Opposition proceedings
Aug 29, 2022
Brief communication - Opposition proceedings
Aug 25, 2022
(Electronic) Receipt
Aug 25, 2022
(Electronic) Receipt
Aug 25, 2022
Citation in opposition procedure - 008
Aug 25, 2022
Citation in opposition procedure - 009
Aug 25, 2022
Citation in opposition procedure - 010
Aug 25, 2022
Citation in opposition procedure - 011
Aug 25, 2022
Citation in opposition procedure - 012
Aug 25, 2022
Citation in opposition procedure - 013
Aug 25, 2022
Consolidated list of cited opposition documents
Aug 25, 2022
Letter accompanying subsequently filed items
Aug 25, 2022
Letter accompanying subsequently filed items
Aug 25, 2022
Written submission in preparation to/during oral proceedings
Aug 25, 2022
Written submission in preparation to/during oral proceedings
Aug 24, 2022
(Electronic) Receipt
Aug 24, 2022
Letter accompanying subsequently filed items
Aug 24, 2022
Request for interpreters during oral proceedings
Jul 29, 2022
Brief communication - Opposition proceedings
Jul 26, 2022
(Electronic) Receipt
Jul 26, 2022
Letter accompanying subsequently filed items
Jul 26, 2022
Written submission in preparation to/during oral proceedings
Jun 28, 2022
Communication of amended entries concerning the representative
Jun 7, 2022
Letter accompanying subsequently filed items
Jun 7, 2022
Submission concerning change of applicant's representative
May 6, 2022
Notification concerning the date of oral proceedings
May 6, 2022
Notification concerning the date of oral proceedings
Apr 11, 2022
Advice of delivery
Apr 11, 2022
Advice of delivery
Apr 5, 2022
Annex to the communication - opposition
Apr 5, 2022
Information concerning oral proceedings
Apr 5, 2022
Summons to attend oral proceedings
Apr 5, 2022
Summons to attend oral proceedings
Apr 5, 2022
Transmittal of decision / summons - opposition
Apr 5, 2022
Transmittal of decision / summons - opposition
Feb 8, 2022
Brief communication - Opposition proceedings
Feb 1, 2022
(Electronic) Receipt
Feb 1, 2022
Auxiliary request during Opposition procedure
Feb 1, 2022
Auxiliary request during Opposition procedure
Feb 1, 2022
Auxiliary request during Opposition procedure
Feb 1, 2022
Auxiliary request during Opposition procedure
Feb 1, 2022
Auxiliary request during Opposition procedure
Feb 1, 2022
Auxiliary request during Opposition procedure
Feb 1, 2022
Auxiliary request during Opposition procedure
Feb 1, 2022
Auxiliary request during Opposition procedure
Feb 1, 2022
Auxiliary request during Opposition procedure - 01
Feb 1, 2022
Auxiliary request during Opposition procedure - 02
Feb 1, 2022
Auxiliary request during Opposition procedure - 03
Feb 1, 2022
Auxiliary request during Opposition procedure - 04
Feb 1, 2022
Auxiliary request during Opposition procedure - 05
Feb 1, 2022
Auxiliary request during Opposition procedure - 06
Feb 1, 2022
Auxiliary request during Opposition procedure - 07
Feb 1, 2022
Auxiliary request during Opposition procedure - 08
Feb 1, 2022
Letter accompanying subsequently filed items
Feb 1, 2022
Reply of the patent proprietor to the notice(s) of opposition
Sep 24, 2021
Communication of a notice of opposition and request to file observations
Sep 24, 2021
Notice of further oppositions to opponent(s)
Sep 20, 2021
Communication of a notice of opposition - first information to patent proprietor
Sep 9, 2021
(Electronic) Receipt
Sep 9, 2021
Any annexes (other than citation) to an opposition letter
Sep 9, 2021
Any annexes (other than citation) to an opposition letter
Sep 9, 2021
Citation in opposition procedure - 001
Sep 9, 2021
Citation in opposition procedure - 002
Sep 9, 2021
Citation in opposition procedure - 003
Sep 9, 2021
Citation in opposition procedure - 004
Sep 9, 2021
Citation in opposition procedure - 005
Sep 9, 2021
Citation in opposition procedure - 006
Sep 9, 2021
Citation in opposition procedure - 007
Sep 9, 2021
Notice of opposition
Sep 9, 2021
Notice of opposition
Dec 21, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Nov 12, 2020
Decision to grant a European patent
Oct 28, 2020
(Electronic) Receipt
Oct 28, 2020
Filing of the translations of the claims
Oct 28, 2020
French translation of claims
Oct 28, 2020
German translation of the claims
Oct 28, 2020
Letter accompanying subsequently filed items
Jun 18, 2020
Bibliographic data of the European patent application
Jun 18, 2020
Communication about intention to grant a European patent
Jun 18, 2020
Intention to grant (signatures)
Jun 18, 2020
Text intended for grant (clean copy)
Jun 18, 2020
Text intended for grant (version for approval)
May 28, 2020
Examination started
May 5, 2020
(Electronic) Receipt
May 5, 2020
Letter accompanying subsequently filed items
May 5, 2020
Priority search results
May 5, 2020
Reply to invitation to file a copy of priority search results
Apr 17, 2020
Invitation to file a copy of search results(priority)
Mar 5, 2020
(Electronic) Receipt
Mar 5, 2020
Amended claims filed after receipt of (European) search report
Mar 5, 2020
Amended claims with annotations
Mar 5, 2020
Amended description filed after receipt of (European) search report
Mar 5, 2020
Amended description with annotations
Mar 5, 2020
Amendments received before examination
Mar 5, 2020
Letter accompanying subsequently filed items
Oct 30, 2019
Notification on forthcoming publication of bibliographic data
Aug 30, 2019
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Aug 28, 2019
Communication to designated inventor
Aug 28, 2019
Communication to designated inventor
Aug 20, 2019
(Electronic) Receipt
Aug 20, 2019
Request for entry into the European phase
Aug 7, 2019
Copy of the international preliminary report on patentability
Jun 3, 2019
Information on entry into European phase
Aug 16, 2018
Priority document (electronically transmitted)
Jul 26, 2018
Copy of the international search report
Jul 26, 2018
Published international application - A1
Apr 16, 2018
ISR: cited documents
Apr 13, 2018
Written opinion of the ISA, boxes No. I to VIII
Apr 13, 2018
Written opinion of the ISA, cover sheet
Apr 13, 2018
Written opinion of the ISA, supplemental box
Feb 7, 2018
Incoming letter related to PCT RO
Feb 6, 2018
Notification of receipt of Search copy
Feb 6, 2018
Notification of the international application number and of the international filing date
Feb 2, 2018
Request form for international application (copy for ISA/EP)
Jan 22, 2018
(Electronic) Receipt
Jan 22, 2018
Abstract
Jan 22, 2018
Claims
Jan 22, 2018
Description
Jan 22, 2018
Document concerning fees and payments
Jan 22, 2018
Drawings
Jan 22, 2018
Electronic request for grant of an International application

EP3571554

DONALDSON FILTRATION DEUTSCHLAND

Application Number: EP18701161A
Filing Date: Jan 22, 2018
Status: Revoked; Jun 4, 2025
Publication Date: Dec 9, 2020
External Links: Slate, EP3571554B1, Google Patents