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Rotary Screen Filtering Device For Medium To High-Viscosity Fluids And Sealing And Mounting Method Therefor

Patent No. EP3562647 (titled "Rotary Screen Filtering Device For Medium To High-Viscosity Fluids And Sealing And Mounting Method Therefor") was filed by Gneuss on Jan 2, 2018. The application was issued on Jun 23, 2021.

Patent Summary

Patent Family

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
BAGSIK	Feb 17, 2022	GOSDIN

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 25, 2025
Brief communication - Opposition proceedings
Jul 16, 2025
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Jul 16, 2025
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Apr 11, 2025
Brief communication - Opposition proceedings
Apr 11, 2025
Brief communication - Opposition proceedings
Apr 11, 2025
Decision rejecting the opposition
Apr 11, 2025
Decision rejecting the opposition
Apr 11, 2025
Grounds for the decision (Annex) - opposition
Apr 11, 2025
Means of redress
Apr 11, 2025
Scanned annex to a communication - opposition procedure
Apr 9, 2025
Decision of the Opposition Division and instruction
Mar 25, 2025
Notification concerning the date of oral proceedings
Mar 25, 2025
Notification concerning the date of oral proceedings
Mar 13, 2025
(Electronic) Receipt
Mar 13, 2025
Letter accompanying subsequently filed items
Mar 13, 2025
Request for interpreters during oral proceedings
Aug 5, 2024
Brief communication - Opposition proceedings
Jul 26, 2024
(Electronic) Receipt
Jul 26, 2024
Letter accompanying subsequently filed items
Jul 26, 2024
Written submission in preparation to/during oral proceedings
Jul 1, 2024
Annex to the communication - opposition
Jul 1, 2024
Brief communication - Opposition proceedings
Jul 1, 2024
Brief communication - Opposition proceedings
Jul 1, 2024
Information concerning oral proceedings
Jul 1, 2024
Scanned annex to a communication - opposition procedure
Jul 1, 2024
Summons to attend oral proceedings
Jul 1, 2024
Summons to attend oral proceedings
Jan 18, 2024
Communication of amended entries concerning the representative
Jan 12, 2024
Annexes in respect of a client data request
Jan 12, 2024
Annexes in respect of a client data request
Jan 12, 2024
Letter accompanying subsequently filed items
Jan 12, 2024
Submission concerning change of applicant's representative
Aug 22, 2022
Brief communication - Opposition proceedings
Aug 16, 2022
(Electronic) Receipt
Aug 16, 2022
Letter accompanying subsequently filed items
Aug 16, 2022
Reply of the patent proprietor to the notice(s) of opposition
Apr 6, 2022
Communication of a notice of opposition and request to file observations
Apr 6, 2022
Notice of further oppositions to opponent(s)
Mar 24, 2022
Document concerning representation
Mar 9, 2022
Brief communication - Opposition proceedings
Feb 23, 2022
Communication of a notice of opposition - first information to patent proprietor
Feb 21, 2022
Letter regarding the opposition procedure (no time limit)
Feb 17, 2022
(Electronic) Receipt
Feb 17, 2022
Citation in opposition procedure - 001
Feb 17, 2022
Citation in opposition procedure - 002
Feb 17, 2022
Citation in opposition procedure - 003
Feb 17, 2022
Citation in opposition procedure - 004
Feb 17, 2022
Citation in opposition procedure - 005
Feb 17, 2022
Citation in opposition procedure - 006
Feb 17, 2022
Citation in opposition procedure - 007
Feb 17, 2022
Citation in opposition procedure - 008
Feb 17, 2022
Citation in opposition procedure - 009
Feb 17, 2022
Citation in opposition procedure - 010
Feb 17, 2022
Citation in opposition procedure - 011
Feb 17, 2022
Consolidated list of cited opposition documents
Feb 17, 2022
Letter accompanying subsequently filed items
Feb 17, 2022
Notice of opposition
Feb 17, 2022
Notice of opposition
Jul 6, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
May 28, 2021
Decision to grant a European patent
May 21, 2021
Refund of fees
May 11, 2021
(Electronic) Receipt
May 11, 2021
English translation of the claims
May 11, 2021
French translation of claims
May 11, 2021
Letter accompanying subsequently filed items
Mar 15, 2021
Bibliographic data of the European patent application
Mar 15, 2021
Communication about intention to grant a European patent
Mar 15, 2021
Text intended for grant (clean copy)
Mar 15, 2021
Text intended for grant (version for approval)
Mar 12, 2021
Intention to grant (signatures)
Feb 11, 2021
(Electronic) Receipt
Feb 11, 2021
Amended claims with annotations
Feb 11, 2021
Amended description with annotations
Feb 11, 2021
Claims
Feb 11, 2021
Description
Feb 11, 2021
Letter accompanying subsequently filed items
Feb 11, 2021
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Oct 1, 2020
Bibliographic data of the European patent application
Oct 1, 2020
Communication about intention to grant a European patent
Oct 1, 2020
Intention to grant (signatures)
Oct 1, 2020
Text intended for grant (clean copy)
Oct 1, 2020
Text intended for grant (version for approval)
Sep 10, 2020
Examination started
May 11, 2020
(Electronic) Receipt
May 11, 2020
Letter accompanying subsequently filed items
May 11, 2020
Priority search results
Apr 15, 2020
(Electronic) Receipt
Apr 15, 2020
Letter accompanying subsequently filed items
Apr 15, 2020
Priority search results
Apr 8, 2020
Invitation to file a copy of search results(priority)
Oct 9, 2019
Notification on forthcoming publication of bibliographic data
Aug 19, 2019
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Aug 7, 2019
Communication to designated inventor
Aug 7, 2019
Communication to designated inventor
Aug 7, 2019
Communication to designated inventor
Jul 18, 2019
(Electronic) Receipt
Jul 18, 2019
Amended claims filed after receipt of (European) search report
Jul 18, 2019
Amended claims with annotations
Jul 18, 2019
Amended description filed after receipt of (European) search report
Jul 18, 2019
Amended description with annotations
Jul 18, 2019
Amendments received before examination
Jul 18, 2019
Copy of the international preliminary report on patentability
Jul 18, 2019
Request for entry into the European phase
May 10, 2019
Information on entry into European phase
Jul 24, 2018
Priority document (electronically transmitted)
Jul 5, 2018
Copy of the international search report
Jul 5, 2018
Copy of the international search report
Jul 5, 2018
Published international application - A1
Apr 16, 2018
ISR: cited documents
Apr 16, 2018
International Search Report - copy in English for the IB
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
Mar 1, 2018
Notification of receipt of Search copy
Feb 13, 2018
Abstract
Feb 13, 2018
Claims
Feb 13, 2018
Description
Feb 13, 2018
Drawings
Feb 13, 2018
Invitation to Correct Defects in the International Application (copy for ISA/EP)
Feb 13, 2018
Notification Concerning Documents Transmitted (copy for ISA/EP)
Feb 13, 2018
Request form for international application (copy for ISA/EP)
Feb 13, 2018
Substitute sheet (Rule 26) - drawings for ISA/EP

EP3562647

GNEUSS

Application Number: EP18705071A
Filing Date: Jan 2, 2018
Status: Opposition Rejected; Jul 18, 2025
Publication Date: Jun 23, 2021
External Links: Slate, Register , Google Patents