Preparation Of A Macrocellular Acoustic Foam

Patent No. EP1274779 (titled "Preparation Of A Macrocellular Acoustic Foam") was filed by DOW on Feb 13, 2001. The application was issued on Aug 27, 2014.

Patent Family

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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
NMC	May 27, 2015	KIHN

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

Jun 17, 2020
Termination of the opposition proceedings with maintenance of patent
Jun 10, 2020
Refund of fees
May 27, 2020
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
May 27, 2020
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
May 27, 2020
F3345 Forwarding of submissions to parties
May 12, 2020
(Electronic) Receipt
May 12, 2020
Letter relating to Appeal Procedure
May 12, 2020
Withdrawal of an appeal
Apr 8, 2020
Standard Communication Rule 103 (2) EPC
Jan 31, 2020
F3303.16 Change of composition of the Board (T)
Aug 24, 2018
Composition of the board (T)
Jan 8, 2018
F3345 Forwarding of submissions to parties
Jan 2, 2018
(Electronic) Receipt
Jan 2, 2018
Claims
Jan 2, 2018
Claims
Jan 2, 2018
Claims
Jan 2, 2018
Claims
Jan 2, 2018
Claims
Jan 2, 2018
Letter accompanying subsequently filed items
Jan 2, 2018
Reply to appeal
Aug 22, 2017
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Aug 16, 2017
(Electronic) Receipt
Aug 16, 2017
Cited document during appeal procedure
Aug 16, 2017
Cited document during appeal procedure
Aug 16, 2017
Cited document during appeal procedure
Aug 16, 2017
Cited document during appeal procedure
Aug 16, 2017
Letter accompanying subsequently filed items
Aug 16, 2017
Statement of grounds of appeal
Jun 21, 2017
F3204 Communication of the file number to the parties
Jun 21, 2017
F3204 Communication of the file number to the parties
Jun 16, 2017
Processing of an appeal
Jun 15, 2017
(Electronic) Receipt
Jun 15, 2017
Letter accompanying subsequently filed items
Jun 15, 2017
Notice of appeal
Apr 18, 2017
Advice of delivery
Apr 18, 2017
Advice of delivery
Apr 11, 2017
Advice of delivery
Apr 7, 2017
Advice of delivery
Apr 6, 2017
Annex to the communication - opposition
Apr 6, 2017
Decision of the Opposition Division and instruction
Apr 6, 2017
Decision rejecting the opposition
Apr 6, 2017
Grounds for the decision (Annex) - opposition
Apr 6, 2017
Internal form - Opposition/addressees
Apr 6, 2017
Internal form - Opposition/addressees
Apr 6, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 6, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 6, 2017
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Apr 6, 2017
Provision of a copy of the minutes - opposition procedure
Mar 24, 2017
Information about the result of oral proceedings
Jan 30, 2017
Brief communication - Opposition proceedings
Jan 30, 2017
Brief communication - Opposition proceedings
Jan 27, 2017
Brief communication - Opposition proceedings
Jan 27, 2017
Brief communication - Opposition proceedings
Jan 24, 2017
(Electronic) Receipt
Jan 24, 2017
(Electronic) Receipt
Jan 24, 2017
Claims
Jan 24, 2017
Claims
Jan 24, 2017
Claims
Jan 24, 2017
Claims
Jan 24, 2017
Claims
Jan 24, 2017
Letter accompanying subsequently filed items
Jan 24, 2017
Letter accompanying subsequently filed items
Jan 24, 2017
Letter regarding the opposition procedure (no time limit)
Jan 24, 2017
Letter regarding the opposition procedure (no time limit)
Jan 24, 2017
Patent document cited during the opposition procedure
Jan 20, 2017
(Electronic) Receipt
Jan 20, 2017
(Electronic) Receipt
Jan 20, 2017
Letter accompanying subsequently filed items
Jan 20, 2017
Letter accompanying subsequently filed items
Jan 20, 2017
Request for interpreters during oral proceedings
Jan 20, 2017
Request for interpreters during oral proceedings
Sep 16, 2016
Advice of delivery
Sep 7, 2016
Advice of delivery
Sep 2, 2016
Advice of delivery
Aug 31, 2016
Advice of delivery
Aug 30, 2016
Annex to the communication - opposition
Aug 30, 2016
Information concerning oral proceedings
Aug 30, 2016
Preparation for oral proceedings
Aug 30, 2016
Summons to attend oral proceedings
Aug 30, 2016
Summons to attend oral proceedings
Apr 13, 2016
CDS Clean up - amended data concerning the representative of the applicant (Association)
Jan 28, 2016
Brief communication - Opposition proceedings
Jan 12, 2016
(Electronic) Receipt
Jan 12, 2016
Letter accompanying subsequently filed items
Jan 12, 2016
Reply of the patent proprietor to the notice(s) of opposition
Nov 9, 2015
Brief communication - Opposition proceedings
Nov 9, 2015
Grant of extension of time limit (opposition procedure)
Nov 3, 2015
(Electronic) Receipt
Nov 3, 2015
Letter accompanying subsequently filed items
Nov 3, 2015
Request for extension of time limit
Jul 2, 2015
Communication of a notice of opposition and request to file observations
Jul 2, 2015
Notice of further oppositions to opponent(s)
Jun 2, 2015
Communication of a notice of opposition - first information to patent proprietor
May 27, 2015
(Electronic) Receipt
May 27, 2015
Non-patent literature cited during the opposition procedure
May 27, 2015
Non-patent literature cited during the opposition procedure
May 27, 2015
Non-patent literature cited during the opposition procedure
May 27, 2015
Notice of opposition
May 27, 2015
Notice of opposition
May 27, 2015
Patent document cited during the opposition procedure
May 27, 2015
Patent document cited during the opposition procedure
May 27, 2015
Patent document cited during the opposition procedure
May 27, 2015
Patent document cited during the opposition procedure
May 27, 2015
Patent document cited during the opposition procedure
Aug 27, 2014
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 31, 2014
Decision to grant a European patent
Jul 15, 2014
(Electronic) Receipt
Jul 15, 2014
Filing of the translations of the claims
Jul 15, 2014
French translation of claims
Jul 15, 2014
German translation of the claims
Jul 15, 2014
Letter accompanying subsequently filed items
Mar 5, 2014
Bibliographic data of the European patent application
Mar 5, 2014
Communication about intention to grant a European patent
Mar 5, 2014
Intention to grant (signatures)
Mar 5, 2014
Text intended for grant
Dec 11, 2013
(Electronic) Receipt
Dec 11, 2013
Letter accompanying subsequently filed items
Dec 11, 2013
Reply to communication from the Examining Division
Dec 9, 2013
(Electronic) Receipt
Dec 9, 2013
Amended claims with annotations
Dec 9, 2013
Amended description with annotations
Dec 9, 2013
Claims
Dec 9, 2013
Description
Dec 9, 2013
Letter accompanying subsequently filed items
Dec 9, 2013
Reply to communication from the Examining Division
Sep 30, 2013
Annex to the communication
Sep 30, 2013
Communication from the Examining Division
Sep 14, 2012
Reply to communication from the Examining Division
May 23, 2012
Annex to the communication
May 23, 2012
Communication from the Examining Division
May 3, 2012
Acknowledgement of receipt of third party observations
May 3, 2012
Transmittal of third party observations to applicant
Apr 26, 2012
Letter accompanying subsequently filed items
Apr 26, 2012
Non-patent literature filed by a third party
Apr 26, 2012
Non-patent literature filed by a third party
Apr 26, 2012
Non-patent literature filed by a third party
Apr 26, 2012
Observations by third parties
Apr 26, 2012
Patent document filed by a Third party
Sep 15, 2011
Reply to communication from the Examining Division
Aug 12, 2011
Communication of amended entries concerning the representative
Aug 12, 2011
Communication of the registration of a transfer or change of name and/or address
Aug 10, 2011
Refund of fees
Aug 10, 2011
Refund of fees
Aug 2, 2011
Annexes in respect of a client data request
Aug 2, 2011
Submission concerning a transfer of rights (applicant)
Jul 20, 2011
Request concerning the applicant/representative
Jul 19, 2011
Request concerning the applicant/representative
Jul 4, 2011
Grant of extension of time limit (examination procedure)
Jul 1, 2011
Request for extension of time limit to communication from the Examining Division
Jun 29, 2011
Request for extension of time limit to communication from the Examining Division
Mar 16, 2011
Annex to the communication
Mar 16, 2011
Communication from the Examining Division
Mar 16, 2011
Communication of the registration of a transfer or change of name and/or address
Mar 7, 2011
Submission concerning change of applicant's name
Jun 12, 2008
Non-patent literature cited during the examination procedure
Jun 12, 2008
Reply to communication from the Examining Division
Feb 27, 2008
Annex
Feb 26, 2008
Annex to the communication
Feb 26, 2008
Communication from the Examining Division
Mar 3, 2007
Reply to communication from the Examining Division
Dec 19, 2006
Submission concerning representation
Oct 31, 2006
Annex to the communication
Oct 31, 2006
Communication from the Examining Division
Dec 14, 2005
Claims
Dec 14, 2005
Reply to communication from the Examining Division
Aug 5, 2005
Annex to the communication
Aug 5, 2005
Communication from the Examining Division
Nov 20, 2004
Claims
Nov 20, 2004
Reply to communication from the Examining Division
Jul 13, 2004
Annex to the communication
Jul 13, 2004
Communication from the Examining Division
Jun 8, 2004
Response to enquiry for communication from the Examining Division
May 21, 2004
General enquiry
Oct 28, 2003
Communication of amended entries concerning the representative
Dec 20, 2002
Amendments received before examination
Dec 20, 2002
Claims
Dec 4, 2002
Notification on forthcoming publication of bibliographic data
Nov 29, 2002
Communication regarding possible amendment of claims/payment of claims fees
Nov 19, 2002
Letter which had not been notified
Nov 7, 2002
Copy of the international preliminary examination report
Oct 30, 2002
Communication to designated inventor
Oct 30, 2002
Communication to designated inventor
Oct 30, 2002
Communication to designated inventor
Aug 9, 2002
Matter concerning the application
Aug 9, 2002
Request for entry into the European phase
Aug 7, 2002
Request for entry into the European phase
Jul 8, 2002
Notification of the recording of a change
Jul 5, 2002
Notification of the recording of a change
Jun 24, 2002
Copy of the international preliminary examination report
Jun 24, 2002
International preliminary examination report - Automated
Jun 24, 2002
Notification of documents sent to WIPO
Jun 24, 2002
Refund of fees
Jun 24, 2002
Transmittal of International Preliminary Examination Report
May 15, 2002
Communication for party to proceedings/third party
May 8, 2002
General enquiry
Mar 25, 2002
Written opinion - Automated
Jan 24, 2002
Copy of the international search report
Jan 24, 2002
International publication of the international search report
Dec 4, 2001
Notification of the recording of a change
Dec 4, 2001
Notification of the recording of a change
Oct 18, 2001
Notification of documents sent to WIPO
Oct 18, 2001
Notification of receipt of demand
Oct 16, 2001
Priority document
Oct 8, 2001
Information on entry into European phase
Oct 6, 2001
Letter regarding PCTII procedure
Oct 6, 2001
PCT demand form
Oct 6, 2001
Submission concerning representation
Sep 27, 2001
Published international application - A2
Apr 20, 2001
Submission concerning representation
Mar 12, 2001
Abstract
Mar 12, 2001
Claims
Mar 12, 2001
Description
Mar 12, 2001
Submission concerning representation

EP1274779

DOW

Application Number: EP01909185A
Filing Date: Feb 13, 2001
Status: Opposition Rejected; Jun 19, 2020
Publication Date: Aug 27, 2014
External Links: Slate, Register , Google Patents

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Preparation Of A Macrocellular Acoustic Foam

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP1274779