Multi-Component Filter Media With Nanofiber Attachment

Patent No. EP2321029 (titled "Multi-Component Filter Media With Nanofiber Attachment") was filed by Clarcor on Jul 13, 2009. The application was issued on Feb 24, 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
LOW & BONAR B.V.	Nov 23, 2016	CPW

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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Aug 28, 2017
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Aug 28, 2017
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Aug 23, 2017
Termination of the opposition proceedings with revocation of patent
May 22, 2017
Advice of delivery
May 18, 2017
Advice of delivery
May 16, 2017
Advice of delivery
May 15, 2017
Advice of delivery
May 12, 2017
Acknowledgement of a document
May 12, 2017
Acknowledgement of a document
May 12, 2017
Decision revoking the European patent
May 12, 2017
Decision revoking the European patent
May 10, 2017
Brief communication - Opposition proceedings
May 3, 2017
(Electronic) Receipt
May 3, 2017
Letter regarding the opposition procedure (no time limit)
May 3, 2017
Request for revocation of patent
Jan 12, 2017
Communication of a notice of opposition and request to file observations
Jan 12, 2017
Notice of further oppositions to opponent(s)
Dec 9, 2016
Communication of a notice of opposition - first information to patent proprietor
Nov 23, 2016
(Electronic) Receipt
Nov 23, 2016
Non-patent literature cited during the opposition procedure
Nov 23, 2016
Notice of opposition
Nov 23, 2016
Notice of opposition
Nov 23, 2016
Patent document cited during the opposition procedure
Nov 23, 2016
Patent document cited during the opposition procedure
Nov 23, 2016
Patent document cited during the opposition procedure
Nov 23, 2016
Patent document cited during the opposition procedure
Nov 23, 2016
Patent document cited during the opposition procedure
Nov 23, 2016
Patent document cited during the opposition procedure
Nov 23, 2016
Patent document cited during the opposition procedure
Nov 23, 2016
Patent document cited during the opposition procedure
Nov 23, 2016
Patent document cited during the opposition procedure
Feb 24, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 28, 2016
Decision to grant a European patent
Dec 16, 2015
(Electronic) Receipt
Dec 16, 2015
Filing of the translations of the claims
Dec 16, 2015
French translation of claims
Dec 16, 2015
German translation of the claims
Dec 16, 2015
Letter accompanying subsequently filed items
Aug 12, 2015
Bibliographic data of the European patent application
Aug 12, 2015
Communication about intention to grant a European patent
Aug 12, 2015
Intention to grant (signatures)
Aug 12, 2015
Text intended for grant
Jul 21, 2015
Examination started
Aug 13, 2014
(Electronic) Receipt
Aug 13, 2014
Amended claims filed after receipt of (European) search report
Aug 13, 2014
Amended claims with annotations
Aug 13, 2014
Amendments received before examination
Aug 13, 2014
Letter accompanying subsequently filed items
Feb 11, 2014
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jan 23, 2014
Communication regarding the transmission of the European search report
Jan 23, 2014
European search opinion
Jan 23, 2014
Supplementary European search report
Jan 8, 2014
Search started
Mar 11, 2013
Submission concerning representation
Feb 27, 2013
Submission concerning change of applicant's representative
May 11, 2011
(Electronic) Receipt
May 11, 2011
Letter accompanying subsequently filed items
May 11, 2011
Letter concerning the inventor
Apr 28, 2011
Invitation to indicate correct address of inventor
Apr 20, 2011
Notification on forthcoming publication of bibliographic data
Apr 19, 2011
Letter which had not been notified
Apr 14, 2011
(Electronic) Receipt
Apr 14, 2011
Amended claims filed after receipt of (European) search report
Apr 14, 2011
Amended claims with annotations
Apr 14, 2011
Amendments received before examination
Apr 14, 2011
Letter accompanying subsequently filed items
Mar 30, 2011
Communication regarding possible amendment of the application/payment of claims fee
Feb 4, 2011
Copy of the international preliminary report on patentability
Jan 11, 2011
(Electronic) Receipt
Jan 11, 2011
Request for entry into the European phase
Nov 26, 2010
Information on entry into European phase
Jun 3, 2010
Copy of the international search report
Jun 3, 2010
International publication of the international search report
Feb 10, 2010
Priority document (electronically transmitted)
Feb 10, 2010
Priority document (electronically transmitted)
Jan 21, 2010
Published international application - A2

EP2321029

CLARCOR

Application Number: EP09798609A
Filing Date: Jul 13, 2009
Status: Revoked; Apr 15, 2019
Publication Date: Feb 24, 2016
External Links: Slate, Register , Google Patents

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Multi-Component Filter Media With Nanofiber Attachment

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Dossier Documents

EP2321029