Acoustic Ceiling Board With Improved Aesthetics

Patent No. EP3143217 (titled "Acoustic Ceiling Board With Improved Aesthetics") was filed by Armstrong World Industries on May 14, 2015. The application was issued on Aug 14, 2019.

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
OWENS CORNING CAPITAL	Jun 1, 2020	LENTHALL

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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Sep 13, 2022
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Sep 13, 2022
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Sep 8, 2022
Termination of the opposition proceedings with maintenance of patent
Jun 9, 2022
Advice of delivery
May 31, 2022
Advice of delivery
May 30, 2022
Decision of the Opposition Division and instruction
May 30, 2022
Decision rejecting the opposition
May 30, 2022
Decision rejecting the opposition
May 30, 2022
Grounds for the decision (Annex) - opposition
May 30, 2022
Means of redress
May 30, 2022
Transmittal of decision / summons - opposition
May 30, 2022
Transmittal of decision / summons - opposition
Feb 14, 2022
Brief communication - Opposition proceedings
Feb 14, 2022
Communication of amended entries
Feb 2, 2022
Notification concerning the date of oral proceedings
Feb 2, 2022
Notification concerning the date of oral proceedings
Jan 31, 2022
Brief communication - Opposition proceedings
Jan 26, 2022
(Electronic) Receipt
Jan 26, 2022
Letter accompanying subsequently filed items
Jan 26, 2022
Withdrawal of a request for oral proceedings
Jan 24, 2022
Brief communication - Opposition proceedings
Jan 19, 2022
(Electronic) Receipt
Jan 19, 2022
Letter accompanying subsequently filed items
Jan 19, 2022
Withdrawal of a request for oral proceedings
Jan 4, 2022
Brief communication - Opposition proceedings
Dec 22, 2021
(Electronic) Receipt
Dec 22, 2021
Letter accompanying subsequently filed items
Dec 22, 2021
Request for interpreters during oral proceedings
Dec 16, 2021
Brief communication - Opposition proceedings
Dec 13, 2021
(Electronic) Receipt
Dec 13, 2021
Letter accompanying subsequently filed items
Dec 13, 2021
Written submission in preparation to/during oral proceedings
Dec 3, 2021
Notification concerning the date of oral proceedings
Dec 3, 2021
Notification concerning the date of oral proceedings
Mar 24, 2021
Advice of delivery
Mar 22, 2021
Advice of delivery
Mar 19, 2021
Annex to the communication - opposition
Mar 19, 2021
Information concerning oral proceedings
Mar 19, 2021
Summons to attend oral proceedings
Mar 19, 2021
Summons to attend oral proceedings
Mar 19, 2021
Transmittal of decision / summons - opposition
Mar 19, 2021
Transmittal of decision / summons - opposition
Mar 5, 2021
Annexes in respect of a client data request
Mar 5, 2021
Annexes in respect of a client data request
Mar 5, 2021
Miscellaneous requests concerning client data
Mar 5, 2021
Request for transfer of rights - opponent
Oct 30, 2020
Brief communication - Opposition proceedings
Oct 27, 2020
(Electronic) Receipt
Oct 27, 2020
Auxiliary request during Opposition procedure
Oct 27, 2020
Auxiliary request during Opposition procedure
Oct 27, 2020
Auxiliary request during Opposition procedure
Oct 27, 2020
Auxiliary request during Opposition procedure
Oct 27, 2020
Auxiliary request during Opposition procedure
Oct 27, 2020
Auxiliary request during Opposition procedure - 01
Oct 27, 2020
Auxiliary request during Opposition procedure - 02
Oct 27, 2020
Auxiliary request during Opposition procedure - 03
Oct 27, 2020
Auxiliary request during Opposition procedure - 04
Oct 27, 2020
Auxiliary request during Opposition procedure - 05
Oct 27, 2020
Letter accompanying subsequently filed items
Oct 27, 2020
Reply of the patent proprietor to the notice(s) of opposition
Jun 17, 2020
Communication of a notice of opposition and request to file observations
Jun 17, 2020
Notice of further oppositions to opponent(s)
Jun 5, 2020
Communication of a notice of opposition - first information to patent proprietor
Jun 1, 2020
(Electronic) Receipt
Jun 1, 2020
Citation in opposition procedure - 001
Jun 1, 2020
Citation in opposition procedure - 002
Jun 1, 2020
Citation in opposition procedure - 003
Jun 1, 2020
Citation in opposition procedure - 004
Jun 1, 2020
Citation in opposition procedure - 005
Jun 1, 2020
Citation in opposition procedure - 006
Jun 1, 2020
Consolidated list of cited opposition documents
Jun 1, 2020
International publication (Pamphlet)
Jun 1, 2020
Notice of opposition
Jun 1, 2020
Notice of opposition
Aug 26, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 18, 2019
Decision to grant a European patent
Jul 2, 2019
(Electronic) Receipt
Jul 2, 2019
Filing of the translations of the claims
Jul 2, 2019
French translation of claims
Jul 2, 2019
German translation of the claims
Jul 2, 2019
Letter accompanying subsequently filed items
Mar 1, 2019
Bibliographic data of the European patent application
Mar 1, 2019
Communication about intention to grant a European patent
Mar 1, 2019
Intention to grant (signatures)
Mar 1, 2019
Text intended for grant (clean copy)
Mar 1, 2019
Text intended for grant (version for approval)
Jan 22, 2019
(Electronic) Receipt
Jan 22, 2019
Amended claims with annotations
Jan 22, 2019
Amended description with annotations
Jan 22, 2019
Claims
Jan 22, 2019
Description
Jan 22, 2019
Letter accompanying subsequently filed items
Jan 22, 2019
Reply to communication from the Examining Division
Oct 4, 2018
Annex to the communication
Oct 4, 2018
Communication from the Examining Division
Sep 3, 2018
(Electronic) Receipt
Sep 3, 2018
Amended claims with annotations
Sep 3, 2018
Claims
Sep 3, 2018
Letter accompanying subsequently filed items
Sep 3, 2018
Reply to communication from the Examining Division
Aug 17, 2018
Annex to the communication
Aug 17, 2018
Consultation by telephone/in person (with time limit)
Aug 17, 2018
Result of consultation by telephone/in person
Apr 23, 2018
Annex to the communication
Apr 23, 2018
Consultation by telephone/in person (with time limit)
Apr 23, 2018
Result of consultation by telephone/in person
Feb 20, 2018
(Electronic) Receipt
Feb 20, 2018
Amended claims with annotations
Feb 20, 2018
Claims
Feb 20, 2018
Letter accompanying subsequently filed items
Feb 20, 2018
Reply to communication from the Examining Division
Oct 10, 2017
Annex to the communication
Oct 10, 2017
Communication from the Examining Division
Oct 2, 2017
Examination started
Aug 10, 2017
(Electronic) Receipt
Aug 10, 2017
Amended claims filed after receipt of (European) search report
Aug 10, 2017
Amended claims with annotations
Aug 10, 2017
Amended description filed after receipt of (European) search report
Aug 10, 2017
Amended description with annotations
Aug 10, 2017
Amendments received before examination
Aug 10, 2017
Letter accompanying subsequently filed items
Feb 22, 2017
Notification on forthcoming publication of bibliographic data
Feb 7, 2017
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Jan 2, 2017
Communication to designated inventor
Jan 2, 2017
Communication to designated inventor
Jan 2, 2017
Communication to designated inventor
Jan 2, 2017
Communication to designated inventor
Dec 16, 2016
(Electronic) Receipt
Dec 16, 2016
Amended claims filed after receipt of (European) search report
Dec 16, 2016
Request for entry into the European phase
Dec 5, 2016
Copy of the international preliminary report on patentability
Oct 13, 2016
Notification of the recording of a change
Oct 13, 2016
Notification of the recording of a change
Oct 13, 2016
Notification of the recording of a change
Oct 13, 2016
Notification of the recording of a change
Sep 23, 2016
Information on entry into European phase
Dec 8, 2015
Priority document (electronically transmitted)
Nov 19, 2015
Copy of the international search report
Nov 19, 2015
Published international application - A1
Aug 17, 2015
Written opinion of the ISA, boxes No. I to VIII
Aug 17, 2015
Written opinion of the ISA, cover sheet
Aug 17, 2015
Written opinion of the ISA, supplemental box

EP3143217

ARMSTRONG WORLD INDUSTRIES

Application Number: EP15724916A
Filing Date: May 14, 2015
Status: Opposition Rejected; Sep 9, 2022
Publication Date: Aug 14, 2019
External Links: Slate, Register , Google Patents

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Acoustic Ceiling Board With Improved Aesthetics

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Dossier Documents

EP3143217