A Filter Apparatus For Filtering A Stream Of Gas

Patent No. EP3140021 (titled "A Filter Apparatus For Filtering A Stream Of Gas") was filed by Norgren on May 11, 2015. The application was issued on May 27, 2020.

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
FESTO	Mar 1, 2021	PATENTANWALTE MAGENBAUER & KOLLEGEN PARTNERSCHAFT MBB

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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Sep 13, 2022
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Sep 13, 2022
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Sep 8, 2022
Termination of the opposition proceedings with revocation of patent
Jun 1, 2022
(Electronic) Receipt
Jun 1, 2022
Advice of delivery
Jun 1, 2022
Letter accompanying subsequently filed items
May 30, 2022
Advice of delivery
May 30, 2022
Annex to the communication - opposition
May 30, 2022
Decision of the Opposition Division and instruction
May 30, 2022
Decision revoking the European patent
May 30, 2022
Decision revoking the European patent
May 30, 2022
Grounds for the decision (Annex) - opposition
May 30, 2022
Means of redress
May 30, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 30, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 30, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 30, 2022
Provision of a copy of the minutes - opposition procedure
May 30, 2022
Provision of a copy of the minutes - opposition procedure
May 30, 2022
Transmittal of decision / summons - opposition
May 30, 2022
Transmittal of decision / summons - opposition
May 18, 2022
Information about the result of oral proceedings
Apr 11, 2022
Brief communication - Opposition proceedings
Apr 11, 2022
Brief communication - Opposition proceedings
Mar 25, 2022
Brief communication - Opposition proceedings
Mar 25, 2022
Brief communication - Opposition proceedings
Mar 25, 2022
Notification concerning the date of oral proceedings
Mar 25, 2022
Notification concerning the date of oral proceedings
Mar 18, 2022
(Electronic) Receipt
Mar 18, 2022
Request for interpreters during oral proceedings
Mar 18, 2022
Written submission in preparation to/during oral proceedings
Mar 17, 2022
(Electronic) Receipt
Mar 17, 2022
Amended description with annotations
Mar 17, 2022
Description
Mar 17, 2022
Letter accompanying subsequently filed items
Mar 17, 2022
Withdrawal of a request for oral proceedings
Feb 2, 2022
Notification concerning the date of oral proceedings
Feb 2, 2022
Notification concerning the date of oral proceedings
Oct 19, 2021
(Electronic) Receipt
Oct 19, 2021
Advice of delivery
Oct 19, 2021
Advice of delivery
Oct 19, 2021
Letter accompanying subsequently filed items
Oct 14, 2021
Annex to the communication - opposition
Oct 14, 2021
Information concerning oral proceedings
Oct 14, 2021
Summons to attend oral proceedings
Oct 14, 2021
Summons to attend oral proceedings
Oct 14, 2021
Transmittal of decision / summons - opposition
Oct 14, 2021
Transmittal of decision / summons - opposition
Aug 26, 2021
Document concerning representation
Jul 29, 2021
Brief communication - Opposition proceedings
Jul 23, 2021
(Electronic) Receipt
Jul 23, 2021
Amended description with annotations
Jul 23, 2021
Amended description with annotations
Jul 23, 2021
Auxiliary request during Opposition procedure
Jul 23, 2021
Auxiliary request during Opposition procedure
Jul 23, 2021
Auxiliary request during Opposition procedure - 01
Jul 23, 2021
Auxiliary request during Opposition procedure - 02
Jul 23, 2021
Description
Jul 23, 2021
Description
Jul 23, 2021
Letter accompanying subsequently filed items
Jul 23, 2021
Reply of the patent proprietor to the notice(s) of opposition
Mar 17, 2021
Communication of a notice of opposition and request to file observations
Mar 17, 2021
Notice of further oppositions to opponent(s)
Mar 5, 2021
Communication of a notice of opposition - first information to patent proprietor
Mar 1, 2021
(Electronic) Receipt
Mar 1, 2021
Citation in opposition procedure - 001
Mar 1, 2021
Citation in opposition procedure - 002
Mar 1, 2021
Citation in opposition procedure - 003
Mar 1, 2021
Citation in opposition procedure - 004
Mar 1, 2021
Citation in opposition procedure - 005
Mar 1, 2021
Consolidated list of cited opposition documents
Mar 1, 2021
International publication (Pamphlet)
Mar 1, 2021
International publication (Pamphlet)
Mar 1, 2021
Notice of opposition
Mar 1, 2021
Notice of opposition
Jun 8, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
May 4, 2020
Decision to grant a European patent
Apr 21, 2020
(Electronic) Receipt
Apr 21, 2020
Filing of the translations of the claims
Apr 21, 2020
French translation of claims
Apr 21, 2020
German translation of the claims
Apr 21, 2020
Letter accompanying subsequently filed items
Jan 22, 2020
Bibliographic data of the European patent application
Jan 22, 2020
Communication about intention to grant a European patent
Jan 22, 2020
Intention to grant (signatures)
Jan 22, 2020
Text intended for grant (clean copy)
Jan 22, 2020
Text intended for grant (version for approval)
Dec 20, 2019
Examination started
Jun 9, 2017
(Electronic) Receipt
Jun 9, 2017
Amended claims filed after receipt of (European) search report
Jun 9, 2017
Amended claims with annotations
Jun 9, 2017
Amended description filed after receipt of (European) search report
Jun 9, 2017
Amended description with annotations
Jun 9, 2017
Amendments received before examination
Jun 9, 2017
Letter accompanying subsequently filed items
Feb 15, 2017
Notification on forthcoming publication of bibliographic data
Jan 3, 2017
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Dec 14, 2016
Communication to designated inventor
Nov 28, 2016
Copy of the international preliminary report on patentability
Nov 10, 2016
Notification of the recording of a change
Nov 10, 2016
Notification of the recording of a change
Nov 2, 2016
(Electronic) Receipt
Nov 2, 2016
Request for entry into the European phase
Sep 16, 2016
Information on entry into European phase
Aug 9, 2016
Notification of the recording of a change
Aug 9, 2016
Notification of the recording of a change
Aug 9, 2016
Notification of the recording of a change
Aug 9, 2016
Notification of the recording of a change
Dec 1, 2015
Priority document (electronically transmitted)
Nov 12, 2015
Copy of the international search report
Nov 12, 2015
Published international application - A1
Jul 22, 2015
Written opinion of the ISA, boxes No. I to VIII
Jul 22, 2015
Written opinion of the ISA, cover sheet
Jul 22, 2015
Written opinion of the ISA, supplemental box
May 15, 2015
Abstract
May 15, 2015
Claims
May 15, 2015
Description
May 15, 2015
Drawings

EP3140021

NORGREN

Application Number: EP15723550A
Filing Date: May 11, 2015
Status: Revoked; Sep 9, 2022
Publication Date: May 27, 2020
External Links: Slate, Register , Google Patents

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A Filter Apparatus For Filtering A Stream Of Gas

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Dossier Documents

EP3140021