Filter Assembly And Filter Assembly Manufacturing Method

Patent No. EP2895251 (titled "Filter Assembly And Filter Assembly Manufacturing Method") was filed by Camfil on Sep 12, 2012. The application was issued on Dec 26, 2018.

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
MANN HUMMEL	Sep 25, 2019	MAIWALD

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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May 26, 2021
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
May 26, 2021
Communication to the parties concerning the termination of the opposition proceedings (opponent)
May 20, 2021
Termination of the opposition proceedings with maintenance of patent
Feb 12, 2021
(Electronic) Receipt
Feb 12, 2021
Advice of delivery
Feb 12, 2021
Letter accompanying subsequently filed items
Feb 11, 2021
Advice of delivery
Feb 10, 2021
Annex to the communication - opposition
Feb 10, 2021
Decision of the Opposition Division and instruction
Feb 10, 2021
Decision rejecting the opposition
Feb 10, 2021
Grounds for the decision (Annex) - opposition
Feb 10, 2021
Internal form - Opposition/addressees
Feb 10, 2021
Internal form - Opposition/addressees
Feb 10, 2021
Means of redress
Feb 10, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 10, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 10, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Feb 10, 2021
Provision of a copy of the minutes - opposition procedure
Feb 10, 2021
Transmittal of decision / summons - opposition
Feb 10, 2021
Transmittal of decision / summons - opposition
Jan 19, 2021
Information about the result of oral proceedings
Jan 14, 2021
Brief communication - Opposition proceedings
Jan 12, 2021
(Electronic) Receipt
Jan 12, 2021
Letter accompanying subsequently filed items
Jan 8, 2021
(Electronic) Receipt
Jan 8, 2021
Letter accompanying subsequently filed items
Jan 8, 2021
Written submission in preparation to/during oral proceedings
Nov 30, 2020
Notification concerning the date of oral proceedings
Nov 30, 2020
Notification concerning the date of oral proceedings
Nov 25, 2020
Brief communication - Opposition proceedings
Nov 19, 2020
(Electronic) Receipt
Nov 19, 2020
Auxiliary request during Opposition procedure - 08
Nov 19, 2020
Letter accompanying subsequently filed items
Nov 19, 2020
Written submission in preparation to/during oral proceedings
Nov 19, 2020
Written submission in preparation to/during oral proceedings
Nov 6, 2020
Brief communication - Opposition proceedings
Nov 3, 2020
(Electronic) Receipt
Nov 3, 2020
(Electronic) Receipt
Nov 3, 2020
Citation in opposition procedure - 009
Nov 3, 2020
Citation in opposition procedure - 009
Nov 3, 2020
Consolidated list of cited opposition documents
Nov 3, 2020
Letter accompanying subsequently filed items
Nov 3, 2020
Request for interpreters during oral proceedings
Nov 3, 2020
Written submission in preparation to/during oral proceedings
May 28, 2020
Advice of delivery
May 19, 2020
Advice of delivery
May 12, 2020
Acknowledgement of a document
May 12, 2020
Acknowledgement of a document
May 12, 2020
Annex to the communication - opposition
May 12, 2020
Information concerning oral proceedings
May 12, 2020
Summons to attend oral proceedings
May 12, 2020
Summons to attend oral proceedings
Feb 13, 2020
Brief communication - Opposition proceedings
Feb 7, 2020
(Electronic) Receipt
Feb 7, 2020
Auxiliary request during Opposition procedure
Feb 7, 2020
Auxiliary request during Opposition procedure
Feb 7, 2020
Auxiliary request during Opposition procedure
Feb 7, 2020
Auxiliary request during Opposition procedure
Feb 7, 2020
Auxiliary request during Opposition procedure
Feb 7, 2020
Auxiliary request during Opposition procedure
Feb 7, 2020
Auxiliary request during Opposition procedure
Feb 7, 2020
Auxiliary request during Opposition procedure - 01
Feb 7, 2020
Auxiliary request during Opposition procedure - 02
Feb 7, 2020
Auxiliary request during Opposition procedure - 03
Feb 7, 2020
Auxiliary request during Opposition procedure - 04
Feb 7, 2020
Auxiliary request during Opposition procedure - 05
Feb 7, 2020
Auxiliary request during Opposition procedure - 06
Feb 7, 2020
Auxiliary request during Opposition procedure - 07
Feb 7, 2020
Letter accompanying subsequently filed items
Feb 7, 2020
Reply of the patent proprietor to the notice(s) of opposition
Oct 9, 2019
Communication of a notice of opposition and request to file observations
Oct 9, 2019
Notice of further oppositions to opponent(s)
Oct 2, 2019
Communication of a notice of opposition - first information to patent proprietor
Sep 25, 2019
(Electronic) Receipt
Sep 25, 2019
Any annexes (other than citation) to an opposition letter
Sep 25, 2019
Any annexes (other than citation) to an opposition letter
Sep 25, 2019
Citation in opposition procedure - 001
Sep 25, 2019
Citation in opposition procedure - 002
Sep 25, 2019
Citation in opposition procedure - 003
Sep 25, 2019
Citation in opposition procedure - 004
Sep 25, 2019
Citation in opposition procedure - 005
Sep 25, 2019
Citation in opposition procedure - 006
Sep 25, 2019
Citation in opposition procedure - 007
Sep 25, 2019
Citation in opposition procedure - 008
Sep 25, 2019
International publication (Pamphlet)
Sep 25, 2019
Notice of opposition
Sep 25, 2019
Notice of opposition
Jan 9, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Nov 29, 2018
Decision to grant a European patent
Nov 8, 2018
(Electronic) Receipt
Nov 8, 2018
Annex
Nov 8, 2018
French translation of claims
Nov 8, 2018
German translation of the claims
Nov 8, 2018
Letter accompanying subsequently filed items
Jul 9, 2018
Bibliographic data of the European patent application
Jul 9, 2018
Communication about intention to grant a European patent
Jul 9, 2018
Intention to grant (signatures)
Jul 9, 2018
Text intended for grant (clean copy)
Jul 9, 2018
Text intended for grant (version for approval)
May 17, 2018
Submission concerning representation
Mar 14, 2017
(Electronic) Receipt
Mar 14, 2017
Amended claims with annotations
Mar 14, 2017
Claims
Mar 14, 2017
Letter accompanying subsequently filed items
Mar 14, 2017
Reply to communication from the Examining Division
Nov 10, 2016
Annex to the communication
Nov 10, 2016
Communication from the Examining Division
Dec 4, 2015
Communication of amended entries concerning the representative
Nov 30, 2015
Submission concerning change of applicant's representative
Nov 2, 2015
(Electronic) Receipt
Nov 2, 2015
Letter accompanying subsequently filed items
Nov 2, 2015
Reply to Written Opinion prepared by the EPO
Jun 24, 2015
Notification on forthcoming publication of bibliographic data
Apr 23, 2015
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Apr 21, 2015
Communication to designated inventor
Mar 31, 2015
Copy of the international preliminary report on patentability
Mar 27, 2015
(Electronic) Receipt
Mar 27, 2015
Annex
Mar 27, 2015
Request for entry into the European phase
Jan 23, 2015
Information on entry into European phase
Jan 21, 2015
Notification of the recording of a change
Jan 21, 2015
Notification of the recording of a change
Mar 20, 2014
Copy of the international search report
Mar 20, 2014
Published international application - A1
Feb 6, 2013
Written opinion of the ISA, boxes No. I to VIII
Feb 6, 2013
Written opinion of the ISA, cover sheet
Feb 6, 2013
Written opinion of the ISA, supplemental box
Sep 12, 2012
(Electronic) Receipt
Sep 12, 2012
Abstract
Sep 12, 2012
Claims
Sep 12, 2012
Description
Sep 12, 2012
Drawings

EP2895251

CAMFIL

Application Number: EP12756500A
Filing Date: Sep 12, 2012
Status: Opposition Rejected; May 21, 2021
Publication Date: Dec 26, 2018
External Links: Slate, Register , Google Patents

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Filter Assembly And Filter Assembly Manufacturing Method

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Dossier Documents

EP2895251