A Nonwoven For Air Filtration And A Preparation Method Thereof

Patent No. EP2220276 (titled "A Nonwoven For Air Filtration And A Preparation Method Thereof") was filed by Kolon Industries on Dec 15, 2008. The application was issued on Nov 23, 2016.

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
JOHNS MANVILLE EUROPE	Aug 21, 2017	MAI BESIER

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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Apr 4, 2019
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Apr 4, 2019
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Apr 1, 2019
Termination of the opposition proceedings with maintenance of patent
Jan 3, 2019
Advice of delivery
Jan 2, 2019
Advice of delivery
Jan 2, 2019
Advice of delivery
Dec 28, 2018
Advice of delivery
Dec 21, 2018
Acknowledgement of a document
Dec 21, 2018
Acknowledgement of a document
Dec 21, 2018
Annex to the communication - opposition
Dec 21, 2018
Decision of the Opposition Division and instruction
Dec 21, 2018
Decision rejecting the opposition
Dec 21, 2018
Grounds for the decision (Annex) - opposition
Dec 21, 2018
Internal form - Opposition/addressees
Dec 21, 2018
Internal form - Opposition/addressees
Dec 21, 2018
Means of redress
Dec 21, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 21, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 21, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 21, 2018
Provision of a copy of the minutes - opposition procedure
Nov 26, 2018
Information about the result of oral proceedings
Sep 27, 2018
Brief communication - Opposition proceedings
Sep 21, 2018
(Electronic) Receipt
Sep 21, 2018
Letter accompanying subsequently filed items
Sep 21, 2018
Written submission in preparation to/during oral proceedings
Sep 20, 2018
Brief communication - Opposition proceedings
Sep 17, 2018
Request for interpreters during oral proceedings
Sep 17, 2018
Written submission in preparation to/during oral proceedings
Mar 20, 2018
Advice of delivery
Mar 19, 2018
Advice of delivery
Mar 16, 2018
Advice of delivery
Mar 16, 2018
Advice of delivery
Mar 14, 2018
Acknowledgement of a document
Mar 14, 2018
Acknowledgement of a document
Mar 14, 2018
Annex to the communication - opposition
Mar 14, 2018
Information concerning oral proceedings
Mar 14, 2018
Summons to attend oral proceedings
Mar 14, 2018
Summons to attend oral proceedings
Mar 7, 2018
Preparation for oral proceedings
Feb 13, 2018
Brief communication - Opposition proceedings
Feb 7, 2018
(Electronic) Receipt
Feb 7, 2018
Letter accompanying subsequently filed items
Feb 7, 2018
Reply of the patent proprietor to the notice(s) of opposition
Sep 29, 2017
Communication of a notice of opposition and request to file observations
Sep 29, 2017
Notice of further oppositions to opponent(s)
Sep 7, 2017
Communication of a notice of opposition - first information to patent proprietor
Aug 22, 2017
Non-patent literature cited during the opposition procedure
Aug 22, 2017
Non-patent literature cited during the opposition procedure
Aug 22, 2017
Non-patent literature cited during the opposition procedure
Aug 22, 2017
Notice of opposition
Aug 22, 2017
Patent document cited during the opposition procedure
Aug 22, 2017
Patent document cited during the opposition procedure
Aug 22, 2017
Patent document cited during the opposition procedure
Aug 22, 2017
Patent document cited during the opposition procedure
Aug 22, 2017
Patent document cited during the opposition procedure
Aug 22, 2017
Payment of fees and costs
Aug 21, 2017
Non-patent literature cited during the opposition procedure
Aug 21, 2017
Non-patent literature cited during the opposition procedure
Aug 21, 2017
Non-patent literature cited during the opposition procedure
Aug 21, 2017
Notice of opposition
Aug 21, 2017
Patent document cited during the opposition procedure
Aug 21, 2017
Patent document cited during the opposition procedure
Aug 21, 2017
Patent document cited during the opposition procedure
Aug 21, 2017
Patent document cited during the opposition procedure
Aug 21, 2017
Patent document cited during the opposition procedure
Aug 21, 2017
Payment of fees and costs
Aug 21, 2017
Payment of fees and costs
Nov 23, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 27, 2016
Decision to grant a European patent
Oct 10, 2016
(Electronic) Receipt
Oct 10, 2016
Filing of the translations of the claims
Oct 10, 2016
French translation of claims
Oct 10, 2016
German translation of the claims
Aug 10, 2016
Communication of the registration of a transfer or change of name and/or address
Aug 3, 2016
Submission concerning change of applicant's address
Jun 17, 2016
Bibliographic data of the European patent application
Jun 17, 2016
Communication about intention to grant a European patent
Jun 17, 2016
Intention to grant (signatures)
Jun 17, 2016
Text intended for grant (clean copy)
Jun 17, 2016
Text intended for grant (version for approval)
May 27, 2016
Examination started
Jul 15, 2015
CDS Clean up - amended data concerning the representative of the applicant (Association)
Jul 13, 2015
Submission concerning representation
Jul 2, 2015
Communication of amended entries concerning the representative
Jun 26, 2015
Submission concerning change of applicant's representative
Dec 11, 2014
Submission concerning representation
Nov 27, 2014
(Electronic) Receipt
Nov 27, 2014
Amended claims filed after receipt of (European) search report
Nov 27, 2014
Amended claims with annotations
Nov 27, 2014
Amendments received before examination
Nov 27, 2014
Letter accompanying subsequently filed items
May 27, 2014
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
May 8, 2014
Communication regarding the transmission of the European search report
May 8, 2014
European search opinion
May 8, 2014
Supplementary European search report
Apr 28, 2014
Search started
Mar 18, 2013
Submission concerning representation
Sep 19, 2012
CDS Clean up - amended data concerning the representative for the applicant
Sep 15, 2010
Invitation to indicate correct address of inventor
Sep 6, 2010
Letter which had not been notified
Jul 28, 2010
Notification on forthcoming publication of bibliographic data
Jul 27, 2010
Communication regarding possible amendment of the application/payment of claims fee
Jun 30, 2010
Copy of the international preliminary report on patentability
May 25, 2010
Annex
May 25, 2010
Designation of inventor
May 25, 2010
Request for entry into the European phase
May 3, 2010
Information on entry into European phase
Sep 17, 2009
Copy of the international search report
Sep 17, 2009
International publication of the international search report
Jul 17, 2009
Priority document (electronically transmitted)
Jul 17, 2009
Priority document (electronically transmitted)
Jun 25, 2009
Published international application - A2

EP2220276

KOLON INDUSTRIES

Application Number: EP08862046A
Filing Date: Dec 15, 2008
Status: Opposition Rejected; Apr 5, 2019
Publication Date: Nov 23, 2016
External Links: Slate, Register , Google Patents

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A Nonwoven For Air Filtration And A Preparation Method Thereof

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Dossier Documents

EP2220276