Method For The Production Of Composite Elements Based On Isocyanate-Based Foams

Patent No. EP2735375 (titled "Method For The Production Of Composite Elements Based On Isocyanate-Based Foams") was filed by Basf on Dec 15, 2008. The application was issued on Jun 17, 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
COVESTRO DEUTSCHLAND	Mar 16, 2021	LEVPAT
HUNTSMAN	Mar 10, 2021	MEISSNER BOLTE 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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Feb 28, 2024
(Electronic) Receipt
Feb 28, 2024
Advice of delivery
Feb 28, 2024
Letter accompanying subsequently filed items
Feb 26, 2024
Decision of the Board of Appeal
Feb 26, 2024
F3032 Notification(s) of the decision
Feb 26, 2024
F3032 Notification(s) of the decision
Feb 26, 2024
F3032 Notification(s) of the decision
Feb 12, 2024
Refund of fees
Feb 6, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Feb 6, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Feb 6, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Feb 5, 2024
(Electronic) Receipt
Feb 5, 2024
F3014 Oral Proceedings: Order cancelling/postponing
Feb 5, 2024
F3345 Forwarding of submissions to parties
Feb 5, 2024
F3345 Forwarding of submissions to parties
Feb 5, 2024
Letter accompanying subsequently filed items
Feb 5, 2024
Withdrawal of an appeal
Jan 12, 2024
F3345 Forwarding of submissions to parties
Jan 12, 2024
F3345 Forwarding of submissions to parties
Jan 9, 2024
(Electronic) Receipt
Jan 9, 2024
F3345 Forwarding of submissions to parties
Jan 9, 2024
F3345 Forwarding of submissions to parties
Jan 9, 2024
Letter accompanying subsequently filed items
Jan 9, 2024
Request for interpreters during oral proceedings
Jan 4, 2024
(Electronic) Receipt
Jan 4, 2024
Letter accompanying subsequently filed items
Jan 4, 2024
Request for interpreters during oral proceedings
Nov 14, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Nov 14, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Nov 14, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Nov 9, 2023
F3022 Oral proceedings: change of board composition
Nov 9, 2023
F3022 Oral proceedings: change of board composition
Nov 9, 2023
F3022 Oral proceedings: change of board composition
Nov 8, 2023
F3345 Forwarding of submissions to parties
Nov 8, 2023
F3345 Forwarding of submissions to parties
Nov 6, 2023
F3303.16 Change of composition of the Board (T)
Nov 3, 2023
(Electronic) Receipt
Nov 3, 2023
Letter accompanying subsequently filed items
Nov 3, 2023
Letter dealing with oral proceedings during the appeal procedure
Nov 2, 2023
F3345 Forwarding of submissions to parties
Nov 2, 2023
F3345 Forwarding of submissions to parties
Oct 30, 2023
F3345 Forwarding of submissions to parties
Oct 30, 2023
F3345 Forwarding of submissions to parties
Oct 27, 2023
(Electronic) Receipt
Oct 27, 2023
Letter accompanying subsequently filed items
Oct 27, 2023
Letter dealing with oral proceedings during the appeal procedure
Oct 25, 2023
(Electronic) Receipt
Oct 25, 2023
Letter accompanying subsequently filed items
Oct 25, 2023
Letter dealing with oral proceedings during the appeal procedure
Oct 20, 2023
F3345 Forwarding of submissions to parties
Oct 20, 2023
F3345 Forwarding of submissions to parties
Oct 17, 2023
(Electronic) Receipt
Oct 17, 2023
Letter accompanying subsequently filed items
Oct 17, 2023
Letter dealing with oral proceedings during the appeal procedure
Sep 29, 2023
F3011.1 Oral Proceedings: summons
Sep 29, 2023
F3011.1 Oral Proceedings: summons
Sep 29, 2023
F3011.1 Oral Proceedings: summons
Sep 26, 2023
Composition of the board (T)
Sep 26, 2023
F3010 Oral proceedings: order for summons
Jul 14, 2023
F3345 Forwarding of submissions to parties
Jul 14, 2023
F3345 Forwarding of submissions to parties
Jul 13, 2023
F3345 Forwarding of submissions to parties
Jul 13, 2023
F3345 Forwarding of submissions to parties
Jul 12, 2023
F3345 Forwarding of submissions to parties
Jul 12, 2023
F3345 Forwarding of submissions to parties
Jul 11, 2023
(Electronic) Receipt
Jul 11, 2023
Letter accompanying subsequently filed items
Jul 11, 2023
Reply to appeal
Jul 10, 2023
(Electronic) Receipt
Jul 10, 2023
Annexes (other than cited documents) regarding appeal procedure
Jul 10, 2023
Annexes (other than cited documents) regarding appeal procedure
Jul 10, 2023
Annexes (other than cited documents) regarding appeal procedure
Jul 10, 2023
Letter accompanying subsequently filed items
Jul 10, 2023
Reply to appeal
Jul 7, 2023
(Electronic) Receipt
Jul 7, 2023
Letter accompanying subsequently filed items
Jul 7, 2023
Reply to appeal
Mar 20, 2023
Letter accompanying subsequently filed items
Mar 20, 2023
Request for change of opponent's representative
Mar 1, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Mar 1, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Mar 1, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Mar 1, 2023
F3345 Forwarding of submissions to parties
Feb 24, 2023
(Electronic) Receipt
Feb 24, 2023
Amended claims with annotations
Feb 24, 2023
Amended claims with annotations
Feb 24, 2023
Amended claims with annotations
Feb 24, 2023
Amended claims with annotations
Feb 24, 2023
Amended claims with annotations
Feb 24, 2023
Amended claims with annotations
Feb 24, 2023
Auxiliary request during appeals procedure - 01
Feb 24, 2023
Auxiliary request during appeals procedure - 02
Feb 24, 2023
Auxiliary request during appeals procedure - 03
Feb 24, 2023
Auxiliary request during appeals procedure - 04
Feb 24, 2023
Auxiliary request during appeals procedure - 05
Feb 24, 2023
Auxiliary request during appeals procedure - 06
Feb 24, 2023
Letter accompanying subsequently filed items
Feb 24, 2023
Statement of grounds of appeal
Feb 23, 2023
(Electronic) Receipt
Feb 23, 2023
Letter accompanying subsequently filed items
Feb 23, 2023
Statement of grounds of appeal
Jan 4, 2023
F3204 Communication of the file number to the parties
Jan 4, 2023
F3204 Communication of the file number to the parties
Jan 4, 2023
F3204 Communication of the file number to the parties
Dec 23, 2022
(Electronic) Receipt
Dec 23, 2022
Letter accompanying subsequently filed items
Dec 23, 2022
Notice of appeal
Dec 16, 2022
F3204 Communication of the file number to the parties
Dec 16, 2022
F3204 Communication of the file number to the parties
Dec 16, 2022
F3204 Communication of the file number to the parties
Dec 13, 2022
(Electronic) Receipt
Dec 13, 2022
Letter accompanying subsequently filed items
Dec 13, 2022
Notice of appeal
Oct 28, 2022
(Electronic) Receipt
Oct 28, 2022
Advice of delivery
Oct 20, 2022
Advice of delivery
Oct 18, 2022
Advice of delivery
Oct 14, 2022
Annex to the communication - opposition
Oct 14, 2022
Decision of the Opposition Division and instruction
Oct 14, 2022
Druckexemplar in opposition procedure
Oct 14, 2022
Grounds for the decision (Annex) - opposition
Oct 14, 2022
Interlocutory decision in opposition proceedings
Oct 14, 2022
Interlocutory decision in opposition proceedings
Oct 14, 2022
Interlocutory decision in opposition proceedings
Oct 14, 2022
Means of redress
Oct 14, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 14, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 14, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 14, 2022
Provision of a copy of the minutes - opposition procedure
Oct 14, 2022
Provision of a copy of the minutes - opposition procedure
Oct 14, 2022
Provision of a copy of the minutes - opposition procedure
Oct 14, 2022
Scanned annex to a communication - opposition procedure
Oct 14, 2022
Transmittal of decision / summons - opposition
Oct 14, 2022
Transmittal of decision / summons - opposition
Oct 14, 2022
Transmittal of decision / summons - opposition
Jun 30, 2022
Brief communication - Opposition proceedings
Jun 30, 2022
Brief communication - Opposition proceedings
Jun 27, 2022
Information about the result of oral proceedings
Jun 24, 2022
(Electronic) Receipt
Jun 24, 2022
Letter accompanying subsequently filed items
Jun 24, 2022
Written submission in preparation to/during oral proceedings
Jun 23, 2022
Brief communication - Opposition proceedings
Jun 23, 2022
Brief communication - Opposition proceedings
Jun 20, 2022
(Electronic) Receipt
Jun 20, 2022
Any annexes (other than citation) to an opposition letter
Jun 20, 2022
Any annexes (other than citation) to an opposition letter
Jun 20, 2022
Any annexes (other than citation) to an opposition letter
Jun 20, 2022
Letter accompanying subsequently filed items
Jun 20, 2022
Written submission in preparation to/during oral proceedings
Jun 17, 2022
Brief communication - Opposition proceedings
Jun 17, 2022
Brief communication - Opposition proceedings
Jun 13, 2022
(Electronic) Receipt
Jun 13, 2022
Letter accompanying subsequently filed items
Jun 13, 2022
Request for interpreters during oral proceedings
Jun 1, 2022
Brief communication - Opposition proceedings
Jun 1, 2022
Brief communication - Opposition proceedings
May 31, 2022
Brief communication - Opposition proceedings
May 31, 2022
Brief communication - Opposition proceedings
May 27, 2022
(Electronic) Receipt
May 27, 2022
Brief communication - Opposition proceedings
May 27, 2022
Brief communication - Opposition proceedings
May 27, 2022
Letter accompanying subsequently filed items
May 27, 2022
Written submission in preparation to/during oral proceedings
May 25, 2022
(Electronic) Receipt
May 25, 2022
Letter accompanying subsequently filed items
May 25, 2022
Written submission in preparation to/during oral proceedings
May 23, 2022
(Electronic) Receipt
May 23, 2022
Letter accompanying subsequently filed items
May 23, 2022
Written submission in preparation to/during oral proceedings
May 19, 2022
Brief communication - Opposition proceedings
May 18, 2022
Brief communication - Opposition proceedings
May 12, 2022
(Electronic) Receipt
May 12, 2022
Letter accompanying subsequently filed items
May 12, 2022
Written submission in preparation to/during oral proceedings
May 10, 2022
Brief communication - Opposition proceedings
May 10, 2022
Brief communication - Opposition proceedings
May 2, 2022
Brief communication - Opposition proceedings
May 2, 2022
Brief communication - Opposition proceedings
May 2, 2022
Brief communication - Opposition proceedings
May 2, 2022
Brief communication - Opposition proceedings
May 2, 2022
Brief communication - Opposition proceedings
May 2, 2022
Brief communication - Opposition proceedings
Apr 29, 2022
Brief communication - Opposition proceedings
Apr 29, 2022
Brief communication - Opposition proceedings
Apr 27, 2022
(Electronic) Receipt
Apr 27, 2022
(Electronic) Receipt
Apr 27, 2022
Citation in opposition procedure - 027
Apr 27, 2022
Consolidated list of cited opposition documents
Apr 27, 2022
Letter accompanying subsequently filed items
Apr 27, 2022
Letter accompanying subsequently filed items
Apr 27, 2022
Request for interpreters during oral proceedings
Apr 27, 2022
Written submission in preparation to/during oral proceedings
Apr 26, 2022
(Electronic) Receipt
Apr 26, 2022
Auxiliary request during Opposition procedure
Apr 26, 2022
Auxiliary request during Opposition procedure
Apr 26, 2022
Auxiliary request during Opposition procedure
Apr 26, 2022
Auxiliary request during Opposition procedure
Apr 26, 2022
Auxiliary request during Opposition procedure
Apr 26, 2022
Auxiliary request during Opposition procedure
Apr 26, 2022
Auxiliary request during Opposition procedure
Apr 26, 2022
Auxiliary request during Opposition procedure - 14
Apr 26, 2022
Auxiliary request during Opposition procedure - 15
Apr 26, 2022
Auxiliary request during Opposition procedure - 16
Apr 26, 2022
Auxiliary request during Opposition procedure - 17
Apr 26, 2022
Auxiliary request during Opposition procedure - 18
Apr 26, 2022
Auxiliary request during Opposition procedure - 19
Apr 26, 2022
Auxiliary request during Opposition procedure - 20
Apr 26, 2022
Letter accompanying subsequently filed items
Apr 26, 2022
Written submission in preparation to/during oral proceedings
Apr 25, 2022
(Electronic) Receipt
Apr 25, 2022
Citation in opposition procedure - 026
Apr 25, 2022
Letter accompanying subsequently filed items
Apr 25, 2022
Written submission in preparation to/during oral proceedings
Apr 14, 2022
Notification concerning the date of oral proceedings
Apr 14, 2022
Notification concerning the date of oral proceedings
Apr 14, 2022
Notification concerning the date of oral proceedings
Dec 17, 2021
(Electronic) Receipt
Dec 17, 2021
Advice of delivery
Dec 3, 2021
Advice of delivery
Dec 2, 2021
Advice of delivery
Dec 2, 2021
Annex to the communication - opposition
Dec 2, 2021
Transmittal of decision / summons - opposition
Dec 2, 2021
Transmittal of decision / summons - opposition
Dec 2, 2021
Transmittal of decision / summons - opposition
Sep 1, 2021
Communication of amended entries concerning the representative
Aug 27, 2021
Letter accompanying subsequently filed items
Aug 27, 2021
Submission concerning change of proprietor's representative
Aug 9, 2021
Brief communication - Opposition proceedings
Aug 9, 2021
Brief communication - Opposition proceedings
Aug 5, 2021
Communication of amended entries concerning the representative
Aug 4, 2021
Brief communication - Opposition proceedings
Aug 4, 2021
Brief communication - Opposition proceedings
Jul 29, 2021
(Electronic) Receipt
Jul 29, 2021
Auxiliary request during Opposition procedure
Jul 29, 2021
Auxiliary request during Opposition procedure
Jul 29, 2021
Auxiliary request during Opposition procedure
Jul 29, 2021
Auxiliary request during Opposition procedure
Jul 29, 2021
Auxiliary request during Opposition procedure
Jul 29, 2021
Auxiliary request during Opposition procedure
Jul 29, 2021
Auxiliary request during Opposition procedure
Jul 29, 2021
Auxiliary request during Opposition procedure
Jul 29, 2021
Auxiliary request during Opposition procedure
Jul 29, 2021
Auxiliary request during Opposition procedure
Jul 29, 2021
Auxiliary request during Opposition procedure
Jul 29, 2021
Auxiliary request during Opposition procedure
Jul 29, 2021
Auxiliary request during Opposition procedure
Jul 29, 2021
Auxiliary request during Opposition procedure - 01
Jul 29, 2021
Auxiliary request during Opposition procedure - 02
Jul 29, 2021
Auxiliary request during Opposition procedure - 03
Jul 29, 2021
Auxiliary request during Opposition procedure - 04
Jul 29, 2021
Auxiliary request during Opposition procedure - 05
Jul 29, 2021
Auxiliary request during Opposition procedure - 06
Jul 29, 2021
Auxiliary request during Opposition procedure - 07
Jul 29, 2021
Auxiliary request during Opposition procedure - 08
Jul 29, 2021
Auxiliary request during Opposition procedure - 09
Jul 29, 2021
Auxiliary request during Opposition procedure - 10
Jul 29, 2021
Auxiliary request during Opposition procedure - 11
Jul 29, 2021
Auxiliary request during Opposition procedure - 12
Jul 29, 2021
Auxiliary request during Opposition procedure - 13
Jul 29, 2021
Citation in opposition procedure - 024
Jul 29, 2021
Citation in opposition procedure - 025
Jul 29, 2021
Letter accompanying subsequently filed items
Jul 29, 2021
Reply of the patent proprietor to the notice(s) of opposition
Jul 27, 2021
(Electronic) Receipt
Jul 27, 2021
Letter accompanying subsequently filed items
Jul 27, 2021
Submission concerning change of proprietor's representative
Mar 31, 2021
Communication of a notice of opposition and request to file observations
Mar 31, 2021
Notice of further oppositions to opponent(s)
Mar 31, 2021
Notice of further oppositions to opponent(s)
Mar 22, 2021
Communication of a notice of opposition - first information to patent proprietor
Mar 16, 2021
(Electronic) Receipt
Mar 16, 2021
Any annexes (other than citation) to an opposition letter
Mar 16, 2021
Any annexes (other than citation) to an opposition letter
Mar 16, 2021
Citation in opposition procedure
Mar 16, 2021
Citation in opposition procedure
Mar 16, 2021
Citation in opposition procedure
Mar 16, 2021
Citation in opposition procedure - 003
Mar 16, 2021
Citation in opposition procedure - 019
Mar 16, 2021
Citation in opposition procedure - 020
Mar 16, 2021
Citation in opposition procedure - 021
Mar 16, 2021
Citation in opposition procedure - 022
Mar 16, 2021
Citation in opposition procedure - 023
Mar 16, 2021
Communication of a notice of opposition - first information to patent proprietor
Mar 16, 2021
Letter accompanying subsequently filed items
Mar 16, 2021
Notice of opposition
Mar 10, 2021
(Electronic) Receipt
Mar 10, 2021
Citation in opposition procedure
Mar 10, 2021
Citation in opposition procedure - 001
Mar 10, 2021
Citation in opposition procedure - 002
Mar 10, 2021
Citation in opposition procedure - 002
Mar 10, 2021
Citation in opposition procedure - 004
Mar 10, 2021
Citation in opposition procedure - 005
Mar 10, 2021
Citation in opposition procedure - 006
Mar 10, 2021
Citation in opposition procedure - 007
Mar 10, 2021
Citation in opposition procedure - 008
Mar 10, 2021
Citation in opposition procedure - 008
Mar 10, 2021
Citation in opposition procedure - 009
Mar 10, 2021
Citation in opposition procedure - 010
Mar 10, 2021
Citation in opposition procedure - 011
Mar 10, 2021
Citation in opposition procedure - 012
Mar 10, 2021
Citation in opposition procedure - 013
Mar 10, 2021
Citation in opposition procedure - 014
Mar 10, 2021
Citation in opposition procedure - 015
Mar 10, 2021
Citation in opposition procedure - 016
Mar 10, 2021
Citation in opposition procedure - 017
Mar 10, 2021
Citation in opposition procedure - 018
Mar 10, 2021
Notice of opposition
Mar 10, 2021
Notice of opposition
Jun 29, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
May 25, 2020
Decision to grant a European patent
May 5, 2020
(Electronic) Receipt
May 5, 2020
English translation of the claims
May 5, 2020
Filing of the translations of the claims
May 5, 2020
French translation of claims
Apr 14, 2020
Bibliographic data of the European patent application
Apr 14, 2020
Communication about intention to grant a European patent
Apr 14, 2020
Text intended for grant (clean copy)
Apr 14, 2020
Text intended for grant (version for approval)
Apr 2, 2020
Bibliographic data of the European patent application
Apr 2, 2020
Intention to grant (signatures)
Nov 20, 2019
Reply to a complaint
Oct 10, 2019
Complaint
Jun 3, 2019
(Electronic) Receipt
Jun 3, 2019
Letter accompanying subsequently filed items
Jun 3, 2019
Reply to communication from the Examining Division
May 23, 2019
Annex to a communication
May 23, 2019
Annex to the communication
May 23, 2019
Communication from the Examining Division
Oct 16, 2018
(Electronic) Receipt
Oct 16, 2018
Amended claims with annotations
Oct 16, 2018
Amended description with annotations
Oct 16, 2018
Claims
Oct 16, 2018
Description
Oct 16, 2018
Letter accompanying subsequently filed items
Oct 16, 2018
Reply to communication from the Examining Division
Jun 14, 2018
Annex to the communication
Jun 14, 2018
Communication from the Examining Division
Jun 7, 2018
Examination started
Feb 26, 2018
Notification regarding date of start of examination with possibility to withdraw
Feb 15, 2017
CDS Clean up - amended data concerning the representative of the applicant (Association)
Feb 15, 2017
Submission concerning representation
Mar 16, 2016
Communication of amended entries concerning the representative
Mar 10, 2016
Submission concerning change of applicant's representative
Mar 3, 2016
CDS Clean up - amended applicant details
Mar 3, 2016
Submission concerning change of applicant's address
Nov 26, 2014
Amended claims filed after receipt of (European) search report
Nov 26, 2014
Amended claims with annotations
Nov 26, 2014
Amended description filed after receipt of (European) search report
Nov 26, 2014
Amended description with annotations
Nov 26, 2014
Amendments received before examination
Nov 21, 2014
Amended claims filed after receipt of (European) search report
Nov 21, 2014
Amended claims with annotations
Nov 21, 2014
Amended description filed after receipt of (European) search report
Nov 21, 2014
Amended description with annotations
Nov 21, 2014
Amendments received before examination
Jun 3, 2014
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
May 14, 2014
Refund of fees
Apr 30, 2014
Notification of forthcoming publication
Apr 28, 2014
Communication regarding the transmission of the European search report
Apr 28, 2014
European search opinion
Apr 28, 2014
European search report
Apr 22, 2014
Communication to designated inventor
Apr 22, 2014
Communication to designated inventor
Apr 22, 2014
Communication to designated inventor
Apr 22, 2014
Communication to designated inventor
Apr 22, 2014
Communication to designated inventor
Apr 22, 2014
Communication to designated inventor
Apr 22, 2014
Communication to designated inventor
Apr 22, 2014
Modified abstract
Jan 22, 2014
Abstract
Jan 22, 2014
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Jan 22, 2014
Claims
Jan 22, 2014
Description
Jan 22, 2014
Designation of inventor
Jan 22, 2014
Designation of inventor
Jan 22, 2014
Designation of inventor
Jan 22, 2014
Designation of inventor
Jan 22, 2014
Designation of inventor
Jan 22, 2014
Designation of inventor
Jan 22, 2014
Designation of inventor
Jan 22, 2014
Drawings
Jan 22, 2014
Request for grant of a European patent
Jul 17, 2009
Priority document (electronically transmitted)

EP2735375

BASF

Application Number: EP14152154A
Filing Date: Dec 15, 2008
Status: Revoked; Feb 27, 2024
Publication Date: Jun 17, 2020
External Links: Slate, Register , Google Patents

IP Verse

Method For The Production Of Composite Elements Based On Isocyanate-Based Foams

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP2735375