The weekly litigation news digest is live. Subscribe now

IP Verse

Intumescent Composition - EP3022263

The patent EP3022263 was granted to Akzo Nobel on Jun 14, 2023. The application was originally filed on Jul 11, 2014 under application number EP14738824A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP3022263

AKZO NOBEL

Application Number: EP14738824A
Filing Date: Jul 11, 2014
Status: Patent Maintained As Amended; May 12, 2023
Publication Date: Jun 14, 2023
External Links: Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Oppositions (2)

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	Opposition Status
Get instant alerts for new oppositions and patent status changes
RUDOLF HENSEL	Jan 26, 2018	WACHINGER	ADMISSIBLE
PPG INDUSTRIES	Jan 23, 2018	APPLEYARD LEES	ADMISSIBLE

Patent Citations (18) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation Phase	Publication Number
INTERNATIONAL-SEARCH-REPORT	EP1377644
INTERNATIONAL-SEARCH-REPORT	US2684953
INTERNATIONAL-SEARCH-REPORT	US3513114
INTERNATIONAL-SEARCH-REPORT	US4879320
INTERNATIONAL-SEARCH-REPORT	US5356568
INTERNATIONAL-SEARCH-REPORT	WO0105886
INTERNATIONAL-SEARCH-REPORT	WO2006067478
INTERNATIONAL-SEARCH-REPORT	WO9603854
OPPOSITION	CN102675992
OPPOSITION	CN1380368
OPPOSITION	CN1927962
OPPOSITION	TW201024384
OPPOSITION	US2009215926
OPPOSITION	US6096812
OPPOSITION	US7217753
OPPOSITION	US8372899
OPPOSITION	WO2010054984
OPPOSITION	WO2012101042

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

Get instant alerts for new documents

May 19, 2023
Decision to maintain the European patent in amended form
OPPO
May 19, 2023
Decision to maintain the European patent in amended form
OPPO
May 19, 2023
Decision to maintain the European patent in amended form
OPPO
May 12, 2023
Termination of the opposition proceedings with maintenance of patent
OPPO
May 9, 2023
(Electronic) Receipt
OPPO
May 9, 2023
Description
OPPO
May 9, 2023
Druckexemplar in opposition procedure
OPPO
May 9, 2023
French translation of claims
OPPO
May 9, 2023
German translation of the claims
OPPO
May 9, 2023
Letter accompanying subsequently filed items
OPPO
May 9, 2023
Maintenance of the application
OPPO
Feb 24, 2023
Communication of bibliographic data
OPPO
Feb 24, 2023
Communication to opponent concerning maintenance
OPPO
Feb 24, 2023
Communication to opponent concerning maintenance
OPPO
Feb 24, 2023
Communication with request to file translations
OPPO
Feb 21, 2023
Maintenance of the patent with the documents specified in the final decision
OPPO
Jan 17, 2023
Refund of fees
Search/Exam
Jan 16, 2023
Fax relating to Appeal procedure
Appeal
Jan 13, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Appeal
Jan 13, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Appeal
Jan 13, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Appeal
Jan 13, 2023
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Appeal
Jan 13, 2023
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Appeal
Jan 13, 2023
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Appeal
Jan 10, 2023
F3014 Oral Proceedings: Order cancelling/postponing
Appeal
Dec 12, 2022
F3345 Forwarding of submissions to parties
Appeal
Dec 12, 2022
F3345 Forwarding of submissions to parties
Appeal
Dec 7, 2022
(Electronic) Receipt
Appeal
Dec 7, 2022
Letter accompanying subsequently filed items
Appeal
Dec 7, 2022
Withdrawal of an appeal
Appeal
Nov 14, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Appeal
Nov 14, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Appeal
Nov 14, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Appeal
Mar 28, 2022
Fax relating to Appeal procedure
Appeal
Mar 23, 2022
F3011.1 Oral Proceedings: summons
Appeal
Mar 23, 2022
F3011.1 Oral Proceedings: summons
Appeal
Mar 23, 2022
F3011.1 Oral Proceedings: summons
Appeal
Mar 20, 2022
Consolidated list of documents cited in appeal procedure
Appeal
Mar 20, 2022
F3010 Oral proceedings: order for summons
Appeal
Jul 29, 2021
Communication of the registration of a transfer or change of name and/or address
Appeal
Jul 21, 2021
Letter accompanying subsequently filed items
Appeal
Jul 21, 2021
Submission concerning change of applicant's address
Appeal
May 4, 2020
F3345 Forwarding of submissions to parties
Appeal
May 4, 2020
F3345 Forwarding of submissions to parties
Appeal
Apr 24, 2020
(Electronic) Receipt
Appeal
Apr 24, 2020
Amended claims with annotations
Appeal
Apr 24, 2020
Amended claims with annotations
Appeal
Apr 24, 2020
Amended claims with annotations
Appeal
Apr 24, 2020
Amended claims with annotations
Appeal
Apr 24, 2020
Claims
Appeal
Apr 24, 2020
Claims
Appeal
Apr 24, 2020
Claims
Appeal
Apr 24, 2020
Claims
Appeal
Apr 24, 2020
Letter accompanying subsequently filed items
Appeal
Apr 24, 2020
Reply to appeal
Appeal
Apr 24, 2020
Reply to appeal
Appeal
Jan 7, 2020
Composition of the board (T)
Appeal
Dec 17, 2019
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Appeal
Dec 17, 2019
F3345 Forwarding of submissions to parties
Appeal
Dec 12, 2019
(Electronic) Receipt
Appeal
Dec 12, 2019
Citation in appeal procedure - 024
Appeal
Dec 12, 2019
Citation in appeal procedure - 025
Appeal
Dec 12, 2019
Letter accompanying subsequently filed items
Appeal
Dec 12, 2019
Letter relating to Appeal Procedure
Appeal
Dec 12, 2019
Statement of grounds of appeal
Appeal
Oct 22, 2019
F3204 Communication of the file number to the parties
Appeal
Oct 22, 2019
F3204 Communication of the file number to the parties
Appeal
Oct 22, 2019
F3204 Communication of the file number to the parties
Appeal
Oct 14, 2019
(Electronic) Receipt
Appeal
Oct 14, 2019
Letter concerning fees and payments
Appeal
Oct 14, 2019
Notice of appeal
Appeal
Oct 14, 2019
Notice of appeal
Appeal
Aug 30, 2019
Advice of delivery
OPPO
Aug 20, 2019
Advice of delivery
OPPO
Aug 9, 2019
Advice of delivery
OPPO
Aug 7, 2019
Advice of delivery
OPPO
Aug 5, 2019
Advice of delivery
OPPO
Aug 2, 2019
Acknowledgement of a document
OPPO
Aug 2, 2019
Acknowledgement of a document
OPPO
Aug 2, 2019
Acknowledgement of a document
OPPO
Aug 2, 2019
Annex to the communication - opposition
OPPO
Aug 2, 2019
Decision of the Opposition Division and instruction
OPPO
Aug 2, 2019
Grounds for the decision (Annex) - opposition
OPPO
Aug 2, 2019
Interlocutory decision in opposition proceedings
OPPO
Aug 2, 2019
Internal form - Opposition/addressees
OPPO
Aug 2, 2019
Internal form - Opposition/addressees
OPPO
Aug 2, 2019
Means of redress
OPPO
Aug 2, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Aug 2, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Aug 2, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
OPPO
Aug 2, 2019
OPPODREX with handwritten amendments
OPPO
Aug 2, 2019
Provision of a copy of the minutes - opposition procedure
OPPO
Aug 2, 2019
Scanned annex to a communication - opposition procedure
OPPO
Jul 9, 2019
Information about the result of oral proceedings
OPPO
Jun 17, 2019
Brief communication - Opposition proceedings
OPPO
Jun 17, 2019
Brief communication - Opposition proceedings
OPPO
Jun 11, 2019
(Electronic) Receipt
OPPO
Jun 11, 2019
Letter accompanying subsequently filed items
OPPO
Jun 11, 2019
Oral proceedings: reply to date proposed
OPPO
May 15, 2019
Brief communication - Opposition proceedings
OPPO
May 15, 2019
Brief communication - Opposition proceedings
OPPO
May 14, 2019
Brief communication - Opposition proceedings
OPPO
May 14, 2019
Brief communication - Opposition proceedings
OPPO
May 14, 2019
Brief communication - Opposition proceedings
OPPO
May 14, 2019
Brief communication - Opposition proceedings
OPPO
May 13, 2019
Brief communication - Opposition proceedings
OPPO
May 13, 2019
Brief communication - Opposition proceedings
OPPO
May 9, 2019
(Electronic) Receipt
OPPO
May 9, 2019
Letter accompanying subsequently filed items
OPPO
May 9, 2019
Written submission in preparation to/during oral proceedings
OPPO
May 9, 2019
Written submission in preparation to/during oral proceedings
OPPO
May 8, 2019
(Electronic) Receipt
OPPO
May 8, 2019
Letter accompanying subsequently filed items
OPPO
May 8, 2019
Written submission in preparation to/during oral proceedings
OPPO
May 7, 2019
(Electronic) Receipt
OPPO
May 7, 2019
Amended claims with annotations
OPPO
May 7, 2019
Amended claims with annotations
OPPO
May 7, 2019
Amended claims with annotations
OPPO
May 7, 2019
Amended claims with annotations
OPPO
May 7, 2019
Claims
OPPO
May 7, 2019
Claims
OPPO
May 7, 2019
Claims
OPPO
May 7, 2019
Claims
OPPO
May 7, 2019
Letter accompanying subsequently filed items
OPPO
May 7, 2019
Written submission in preparation to/during oral proceedings
OPPO
May 6, 2019
(Electronic) Receipt
OPPO
May 6, 2019
Citation in opposition procedure
OPPO
May 6, 2019
Citation in opposition procedure
OPPO
May 6, 2019
Citation in opposition procedure
OPPO
May 6, 2019
Citation in opposition procedure
OPPO
May 6, 2019
Citation in opposition procedure
OPPO
May 6, 2019
Citation in opposition procedure - 019
OPPO
May 6, 2019
Citation in opposition procedure - 020
OPPO
May 6, 2019
Citation in opposition procedure - 021
OPPO
May 6, 2019
Citation in opposition procedure - 022
OPPO
May 6, 2019
Citation in opposition procedure - 023
OPPO
May 6, 2019
Consolidated list of cited opposition documents
OPPO
May 6, 2019
Letter accompanying subsequently filed items
OPPO
May 6, 2019
Written submission in preparation to/during oral proceedings
OPPO
Mar 7, 2019
Brief communication - Opposition proceedings
OPPO
Mar 7, 2019
Brief communication - Opposition proceedings
OPPO
Mar 4, 2019
Request for interpreters during oral proceedings
OPPO
Mar 1, 2019
(Electronic) Receipt
OPPO
Mar 1, 2019
Letter accompanying subsequently filed items
OPPO
Mar 1, 2019
Request for interpreters during oral proceedings
OPPO
Mar 1, 2019
Request for interpreters during oral proceedings
OPPO
Dec 24, 2018
Advice of delivery
OPPO
Dec 11, 2018
Advice of delivery
OPPO
Dec 7, 2018
Advice of delivery
OPPO
Dec 5, 2018
Advice of delivery
OPPO
Dec 3, 2018
Advice of delivery
OPPO
Nov 30, 2018
Acknowledgement of a document
OPPO
Nov 30, 2018
Acknowledgement of a document
OPPO
Nov 30, 2018
Acknowledgement of a document
OPPO
Nov 30, 2018
Notification concerning the date of oral proceedings
OPPO
Nov 30, 2018
Notification concerning the date of oral proceedings
OPPO
Nov 30, 2018
Notification concerning the date of oral proceedings
OPPO
Nov 30, 2018
Summons to attend oral proceedings
OPPO
Nov 30, 2018
Summons to attend oral proceedings
OPPO
Nov 30, 2018
Summons to attend oral proceedings
OPPO
Nov 20, 2018
Advice of delivery
OPPO
Nov 20, 2018
Advice of delivery
OPPO
Nov 20, 2018
Brief communication - Opposition proceedings
OPPO
Nov 20, 2018
Brief communication - Opposition proceedings
OPPO
Nov 16, 2018
Advice of delivery
OPPO
Nov 15, 2018
(Electronic) Receipt
OPPO
Nov 15, 2018
Advice of delivery
OPPO
Nov 15, 2018
Letter accompanying subsequently filed items
OPPO
Nov 15, 2018
Oral proceedings: Request for postponement
OPPO
Nov 13, 2018
Acknowledgement of a document
OPPO
Nov 13, 2018
Acknowledgement of a document
OPPO
Nov 13, 2018
Acknowledgement of a document
OPPO
Nov 13, 2018
Annex to the communication - opposition
OPPO
Nov 13, 2018
Information concerning oral proceedings
OPPO
Nov 13, 2018
Summons to attend oral proceedings
OPPO
Nov 13, 2018
Summons to attend oral proceedings
OPPO
Nov 13, 2018
Summons to attend oral proceedings
OPPO
Sep 14, 2018
Brief communication - Opposition proceedings
OPPO
Sep 14, 2018
Brief communication - Opposition proceedings
OPPO
Sep 7, 2018
(Electronic) Receipt
OPPO
Sep 7, 2018
Letter accompanying subsequently filed items
OPPO
Sep 7, 2018
Letter regarding the opposition procedure (no time limit)
OPPO
Sep 7, 2018
Non-patent literature cited during the opposition procedure
OPPO
Jul 6, 2018
Brief communication - Opposition proceedings
OPPO
Jul 6, 2018
Brief communication - Opposition proceedings
OPPO
Jul 3, 2018
(Electronic) Receipt
OPPO
Jul 3, 2018
Amended claims with annotations
OPPO
Jul 3, 2018
Amended claims with annotations
OPPO
Jul 3, 2018
Amended claims with annotations
OPPO
Jul 3, 2018
Amended claims with annotations
OPPO
Jul 3, 2018
Citation in opposition procedure
OPPO
Jul 3, 2018
Claims
OPPO
Jul 3, 2018
Claims
OPPO
Jul 3, 2018
Claims
OPPO
Jul 3, 2018
Claims
OPPO
Jul 3, 2018
Letter accompanying subsequently filed items
OPPO
Jul 3, 2018
Reply of the patent proprietor to the notice(s) of opposition
OPPO
Apr 13, 2018
Brief communication - Opposition proceedings
OPPO
Apr 13, 2018
Brief communication - Opposition proceedings
OPPO
Apr 9, 2018
(Electronic) Receipt
OPPO
Apr 9, 2018
Citation in opposition procedure
OPPO
Apr 9, 2018
Citation in opposition procedure
OPPO
Apr 9, 2018
Citation in opposition procedure
OPPO
Apr 9, 2018
Citation in opposition procedure
OPPO
Apr 9, 2018
Letter accompanying subsequently filed items
OPPO
Apr 9, 2018
Letter regarding the opposition procedure (no time limit)
OPPO
Apr 9, 2018
Non-patent literature cited during the opposition procedure
OPPO
Apr 9, 2018
Translation of the evidence during Opposition procedure
OPPO
Apr 9, 2018
Translation of the evidence during Opposition procedure
OPPO
Apr 9, 2018
Translation of the evidence during Opposition procedure
OPPO
Mar 5, 2018
Brief communication - Opposition proceedings
OPPO
Feb 27, 2018
Letter regarding the opposition procedure (no time limit)
OPPO
Feb 23, 2018
Brief communication - Opposition proceedings
OPPO
Feb 22, 2018
Communication of a notice of opposition and request to file observations
OPPO
Feb 22, 2018
Notice of further oppositions to opponent(s)
OPPO
Feb 22, 2018
Notice of further oppositions to opponent(s)
OPPO
Feb 13, 2018
Authorisation
OPPO
Feb 13, 2018
Letter regarding the opposition procedure (no time limit)
OPPO
Feb 1, 2018
Communication of a notice of opposition - first information to patent proprietor
OPPO
Jan 29, 2018
Communication of a notice of opposition - first information to patent proprietor
OPPO
Jan 26, 2018
Authorisation
OPPO
Jan 26, 2018
Citation in opposition procedure - 018
OPPO
Jan 26, 2018
Letter concerning fees and payments
OPPO
Jan 26, 2018
Non-patent literature cited during the opposition procedure
OPPO
Jan 26, 2018
Non-patent literature cited during the opposition procedure
OPPO
Jan 26, 2018
Non-scannable object
OPPO
Jan 26, 2018
Non-scannable object
OPPO
Jan 26, 2018
Notice of opposition
OPPO
Jan 26, 2018
Notice of opposition
OPPO
Jan 26, 2018
Notice of opposition
OPPO
Jan 26, 2018
Notice of opposition
OPPO
Jan 26, 2018
Patent document cited during the opposition procedure
OPPO
Jan 26, 2018
Patent document cited during the opposition procedure
OPPO
Jan 23, 2018
(Electronic) Receipt
OPPO
Jan 23, 2018
Citation in opposition procedure - 001
OPPO
Jan 23, 2018
Citation in opposition procedure - 001
OPPO
Jan 23, 2018
Non-patent literature cited during the opposition procedure
OPPO
Jan 23, 2018
Non-patent literature cited during the opposition procedure
OPPO
Jan 23, 2018
Non-patent literature cited during the opposition procedure
OPPO
Jan 23, 2018
Notice of opposition
OPPO
Jan 23, 2018
Notice of opposition
OPPO
Jan 23, 2018
Patent document cited during the opposition procedure
OPPO
Jan 23, 2018
Patent document cited during the opposition procedure
OPPO
Jan 23, 2018
Patent document cited during the opposition procedure
OPPO
Jan 23, 2018
Patent document cited during the opposition procedure
OPPO
Jan 23, 2018
Patent document cited during the opposition procedure
OPPO
Jan 23, 2018
Patent document cited during the opposition procedure
OPPO
Jan 23, 2018
Patent document cited during the opposition procedure
OPPO
Jan 23, 2018
Translation of the evidence during Opposition procedure
OPPO
Jan 23, 2018
Translation of the evidence during Opposition procedure
OPPO
Jan 23, 2018
Translation of the evidence during Opposition procedure
OPPO
Apr 26, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Search/Exam
Mar 30, 2017
Decision to grant a European patent
Search/Exam
Mar 17, 2017
(Electronic) Receipt
Search/Exam
Mar 17, 2017
Filing of the translations of the claims
Search/Exam
Mar 17, 2017
French translation of claims
Search/Exam
Mar 17, 2017
German translation of the claims
Search/Exam
Nov 17, 2016
Bibliographic data of the European patent application
Search/Exam
Nov 17, 2016
Communication about intention to grant a European patent
Search/Exam
Nov 17, 2016
Intention to grant (signatures)
Search/Exam
Nov 17, 2016
Text intended for grant (clean copy)
Search/Exam
Nov 17, 2016
Text intended for grant (version for approval)
Search/Exam
Oct 26, 2016
Examination started
Search/Exam
Apr 28, 2016
Notification on forthcoming publication of bibliographic data
Search/Exam
Feb 23, 2016
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Search/Exam
Feb 19, 2016
Communication to designated inventor
Search/Exam
Feb 19, 2016
Communication to designated inventor
Search/Exam
Feb 16, 2016
Priority search results copy provided by EPO
Search/Exam
Feb 1, 2016
Copy of the international preliminary report on patentability
Search/Exam
Jan 26, 2016
(Electronic) Receipt
Search/Exam
Jan 26, 2016
Request for entry into the European phase
Search/Exam
Nov 27, 2015
Information on entry into European phase
Search/Exam
Feb 10, 2015
Priority document (electronically transmitted)
Search/Exam
Jan 22, 2015
Copy of the international search report
Search/Exam
Jan 22, 2015
Published international application - A1
Search/Exam
Oct 1, 2014
Written opinion of the ISA, boxes No. I to VIII
PCTISA
Oct 1, 2014
Written opinion of the ISA, cover sheet
PCTISA
Oct 1, 2014
Written opinion of the ISA, supplemental box
PCTISA
Jul 11, 2014
(Electronic) Receipt
PCTRO
Jul 11, 2014
Abstract
PCTRO
Jul 11, 2014
Claims
PCTRO
Jul 11, 2014
Description
PCTRO
Jul 11, 2014
Priority document (RO-procedure)
PCTRO