A Waterproofing Membrane Composition

Patent No. EP3216831 (titled "A Waterproofing Membrane Composition") was filed by Imperbel on Mar 8, 2017. The application was issued on Nov 30, 2022.

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
ALWITRA	Mar 11, 2020	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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Jun 14, 2023
Request for change of client data cannot be registered anymore
Nov 4, 2022
Decision to maintain the European patent in amended form
Nov 4, 2022
Decision to maintain the European patent in amended form
Oct 28, 2022
Termination of the opposition proceedings with maintenance of patent
Oct 25, 2022
(Electronic) Receipt
Oct 25, 2022
French translation of claims
Oct 25, 2022
German translation of the claims
Oct 25, 2022
Letter accompanying subsequently filed items
Oct 24, 2022
Communication to opponent concerning maintenance
Oct 24, 2022
Communication with request to file translations
Oct 20, 2022
Communication of bibliographic data
Oct 17, 2022
Refund of fees
Oct 14, 2022
Maintenance of the patent with the documents specified in the final decision
Oct 13, 2022
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Oct 13, 2022
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Oct 7, 2022
(Electronic) Receipt
Oct 7, 2022
Composition of the board (T)
Oct 7, 2022
F3345 Forwarding of submissions to parties
Oct 7, 2022
Letter accompanying subsequently filed items
Oct 7, 2022
Withdrawal of an appeal
Jul 8, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jul 4, 2022
(Electronic) Receipt
Jul 4, 2022
Annexes (other than cited documents) regarding appeal procedure
Jul 4, 2022
Annexes (other than cited documents) regarding appeal procedure
Jul 4, 2022
Annexes (other than cited documents) regarding appeal procedure
Jul 4, 2022
Annexes (other than cited documents) regarding appeal procedure
Jul 4, 2022
Cited document during appeal procedure
Jul 4, 2022
Cited document during appeal procedure
Jul 4, 2022
Cited document during appeal procedure
Jul 4, 2022
Cited document during appeal procedure
Jul 4, 2022
Cited document during appeal procedure
Jul 4, 2022
Cited document during appeal procedure
Jul 4, 2022
Cited document during appeal procedure
Jul 4, 2022
Cited document during appeal procedure
Jul 4, 2022
Cited document during appeal procedure
Jul 4, 2022
Cited document during appeal procedure
Jul 4, 2022
Cited document during appeal procedure
Jul 4, 2022
Letter accompanying subsequently filed items
Jul 4, 2022
Statement of grounds of appeal
May 6, 2022
F3204 Communication of the file number to the parties
May 6, 2022
F3204 Communication of the file number to the parties
Apr 27, 2022
(Electronic) Receipt
Apr 27, 2022
Letter accompanying subsequently filed items
Apr 27, 2022
Notice of appeal
Feb 25, 2022
Advice of delivery
Feb 22, 2022
(Electronic) Receipt
Feb 22, 2022
Advice of delivery
Feb 22, 2022
Annex to the communication - opposition
Feb 22, 2022
Decision of the Opposition Division and instruction
Feb 22, 2022
Druckexemplar in opposition procedure
Feb 22, 2022
Grounds for the decision (Annex) - opposition
Feb 22, 2022
Interlocutory decision in opposition proceedings
Feb 22, 2022
Interlocutory decision in opposition proceedings
Feb 22, 2022
Letter accompanying subsequently filed items
Feb 22, 2022
Means of redress
Feb 22, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 22, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 22, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Feb 22, 2022
Provision of a copy of the minutes - opposition procedure
Feb 22, 2022
Provision of a copy of the minutes - opposition procedure
Feb 22, 2022
Scanned annex to a communication - opposition procedure
Feb 22, 2022
Scanned annex to a communication - opposition procedure
Feb 22, 2022
Scanned annex to a communication - opposition procedure
Feb 22, 2022
Transmittal of decision / summons - opposition
Feb 22, 2022
Transmittal of decision / summons - opposition
Feb 1, 2022
Information about the result of oral proceedings
Jan 28, 2022
Brief communication - Opposition proceedings
Jan 28, 2022
Brief communication - Opposition proceedings
Jan 26, 2022
(Electronic) Receipt
Jan 26, 2022
(Electronic) Receipt
Jan 26, 2022
Auxiliary request during Opposition procedure - 02
Jan 26, 2022
Auxiliary request during Opposition procedure - 03
Jan 26, 2022
Auxiliary request during Opposition procedure - 04
Jan 26, 2022
Citation in opposition procedure - 016
Jan 26, 2022
Citation in opposition procedure - 016
Jan 26, 2022
Citation in opposition procedure - 016
Jan 26, 2022
Citation in opposition procedure - 017
Jan 26, 2022
Consolidated list of cited opposition documents
Jan 26, 2022
Letter accompanying subsequently filed items
Jan 26, 2022
Letter accompanying subsequently filed items
Jan 26, 2022
Main request during Opposition procedure
Jan 26, 2022
Written submission in preparation to/during oral proceedings
Jan 26, 2022
Written submission in preparation to/during oral proceedings
Dec 20, 2021
Brief communication - Opposition proceedings
Dec 6, 2021
Brief communication - Opposition proceedings
Dec 3, 2021
Brief communication - Opposition proceedings
Dec 1, 2021
(Electronic) Receipt
Dec 1, 2021
Auxiliary request during Opposition procedure
Dec 1, 2021
Auxiliary request during Opposition procedure
Dec 1, 2021
Auxiliary request during Opposition procedure
Dec 1, 2021
Auxiliary request during Opposition procedure - 01
Dec 1, 2021
Auxiliary request during Opposition procedure - 02
Dec 1, 2021
Auxiliary request during Opposition procedure - 03
Dec 1, 2021
Citation in opposition procedure - 013
Dec 1, 2021
Citation in opposition procedure - 014
Dec 1, 2021
Citation in opposition procedure - 015
Dec 1, 2021
Letter accompanying subsequently filed items
Dec 1, 2021
Main request during Opposition procedure
Dec 1, 2021
Main request during Opposition procedure
Dec 1, 2021
Result of consultation by telephone/in person
Dec 1, 2021
Written submission in preparation to/during oral proceedings
Nov 30, 2021
(Electronic) Receipt
Nov 30, 2021
(Electronic) Receipt
Nov 30, 2021
Citation in opposition procedure - 012
Nov 30, 2021
Consolidated list of cited opposition documents
Nov 30, 2021
Letter accompanying subsequently filed items
Nov 30, 2021
Letter accompanying subsequently filed items
Nov 30, 2021
Request for interpreters during oral proceedings
Nov 30, 2021
Written submission in preparation to/during oral proceedings
Mar 12, 2021
Advice of delivery
Mar 10, 2021
Communication about missing advice of delivery
Jan 29, 2021
Advice of delivery
Jan 26, 2021
Annex to the communication - opposition
Jan 26, 2021
Information concerning oral proceedings
Jan 26, 2021
Summons to attend oral proceedings
Jan 26, 2021
Summons to attend oral proceedings
Jan 26, 2021
Transmittal of decision / summons - opposition
Jan 26, 2021
Transmittal of decision / summons - opposition
Jan 21, 2021
Brief communication - Opposition proceedings
Jan 21, 2021
Communication concerning the filing of a power of attorney
Jan 21, 2021
Communication of amended entries concerning the representative
Jan 12, 2021
(Electronic) Receipt
Jan 12, 2021
General authorisation
Jan 12, 2021
Letter accompanying subsequently filed items
Jan 12, 2021
Submission concerning change of proprietor's representative
Nov 10, 2020
Brief communication - Opposition proceedings
Nov 4, 2020
(Electronic) Receipt
Nov 4, 2020
Letter accompanying subsequently filed items
Nov 4, 2020
Letter regarding the opposition procedure (no time limit)
Jul 30, 2020
Brief communication - Opposition proceedings
Jul 24, 2020
(Electronic) Receipt
Jul 24, 2020
Auxiliary request during Opposition procedure
Jul 24, 2020
Auxiliary request during Opposition procedure
Jul 24, 2020
Auxiliary request during Opposition procedure
Jul 24, 2020
Auxiliary request during Opposition procedure - 01
Jul 24, 2020
Auxiliary request during Opposition procedure - 02
Jul 24, 2020
Auxiliary request during Opposition procedure - 03
Jul 24, 2020
Citation in opposition procedure - 011
Jul 24, 2020
Letter accompanying subsequently filed items
Jul 24, 2020
Reply of the patent proprietor to the notice(s) of opposition
Mar 27, 2020
Communication of a notice of opposition and request to file observations
Mar 27, 2020
Notice of further oppositions to opponent(s)
Mar 17, 2020
Communication of a notice of opposition - first information to patent proprietor
Mar 11, 2020
(Electronic) Receipt
Mar 11, 2020
Any annexes (other than citation) to an opposition letter
Mar 11, 2020
Citation in opposition procedure - 001
Mar 11, 2020
Citation in opposition procedure - 002
Mar 11, 2020
Citation in opposition procedure - 003
Mar 11, 2020
Citation in opposition procedure - 004
Mar 11, 2020
Citation in opposition procedure - 005
Mar 11, 2020
Citation in opposition procedure - 006
Mar 11, 2020
Citation in opposition procedure - 007
Mar 11, 2020
Citation in opposition procedure - 008
Mar 11, 2020
Citation in opposition procedure - 009
Mar 11, 2020
Citation in opposition procedure - 010
Mar 11, 2020
International publication (Pamphlet)
Mar 11, 2020
International publication (Pamphlet)
Mar 11, 2020
Notice of opposition
Mar 11, 2020
Notice of opposition
Jun 25, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
May 16, 2019
Decision to grant a European patent
May 9, 2019
Miscellaneous requests concerning client data
Apr 30, 2019
(Electronic) Receipt
Apr 30, 2019
French translation of claims
Apr 30, 2019
German translation of the claims
Apr 30, 2019
Letter accompanying subsequently filed items
Mar 19, 2019
Communication of amended entries concerning the representative
Mar 8, 2019
Submission concerning change of applicant's representative
Jan 11, 2019
Bibliographic data of the European patent application
Jan 11, 2019
Communication about intention to grant a European patent
Jan 11, 2019
Intention to grant (signatures)
Jan 11, 2019
Text intended for grant (clean copy)
Jan 11, 2019
Text intended for grant (version for approval)
Nov 9, 2018
Examination started
Mar 13, 2018
(Electronic) Receipt
Mar 13, 2018
Amended claims filed after receipt of (European) search report
Mar 13, 2018
Amended claims with annotations
Mar 13, 2018
Amended description filed after receipt of (European) search report
Mar 13, 2018
Amended description with annotations
Mar 13, 2018
Amendments received before examination
Mar 13, 2018
Letter accompanying subsequently filed items
Sep 18, 2017
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Aug 17, 2017
Notification of forthcoming publication
Jul 19, 2017
Refund of fees
Jul 17, 2017
Communication regarding the transmission of the European search report
Jul 17, 2017
European search opinion
Jul 17, 2017
European search report
Jul 17, 2017
Information on Search Strategy
Jul 12, 2017
Priority search results copy provided by EPO
Jun 30, 2017
Search started
May 16, 2017
Confirmation of receipt of (electronically) transmitted priority document
May 9, 2017
Priority document (electronically transmitted)
May 3, 2017
Communication to designated inventor
Mar 8, 2017
Abstract
Mar 8, 2017
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Mar 8, 2017
Claims
Mar 8, 2017
Description
Mar 8, 2017
Designation of inventor
Mar 8, 2017
Priority search results
Mar 8, 2017
Request for grant of a European patent

EP3216831

IMPERBEL

Application Number: EP17159814A
Filing Date: Mar 8, 2017
Status: Patent Maintained As Amended; Oct 28, 2022
Publication Date: Nov 30, 2022
External Links: Slate, Register , Google Patents

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A Waterproofing Membrane Composition

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Dossier Documents

EP3216831