Device For Reinforcing A Structural Element

Patent No. EP3486147 (titled "Device For Reinforcing A Structural Element") was filed by Sika Technology on Nov 15, 2017. The application was issued on Oct 15, 2025.

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
L & L PRODUCTS EUROPE	Oct 8, 2021	KUTZENBERGER WOLFF & PARTNER

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 18, 2025
Decision to maintain the European patent in amended form
Sep 18, 2025
Decision to maintain the European patent in amended form
Sep 8, 2025
(Electronic) Receipt
Sep 8, 2025
English translation of the claims
Sep 8, 2025
Filing of the translation of the amended claims
Sep 8, 2025
French translation of claims
Sep 8, 2025
Letter accompanying subsequently filed items
Jul 9, 2025
Communication of bibliographic data
Jul 9, 2025
Communication to opponent concerning maintenance
Jul 9, 2025
Communication with request to file translations
Jul 4, 2025
Maintenance of the patent with the documents specified in the final decision
Jun 10, 2025
Decision of the Board of Appeal
Jun 10, 2025
F3032 Notification(s) of the decision
Jun 10, 2025
F3032 Notification(s) of the decision
May 23, 2025
F3013 Oral Proceedings: Forwarding minutes
May 23, 2025
F3013 Oral Proceedings: Forwarding minutes
May 23, 2025
F3317 Oral Proceedings: Minutes (Appellant: Proprietor + Opponent)
Apr 22, 2025
F3018 Oral proceedings: Confirmation interpreters
Apr 22, 2025
F3018 Oral proceedings: Confirmation interpreters
Apr 17, 2025
F3345 Forwarding of submissions to parties
Apr 8, 2025
(Electronic) Receipt
Apr 8, 2025
Authorisation
Apr 8, 2025
Letter accompanying subsequently filed items
Apr 8, 2025
Request for interpreters during oral proceedings
Mar 19, 2025
F3345 Forwarding of submissions to parties
Mar 14, 2025
(Electronic) Receipt
Mar 14, 2025
Letter accompanying subsequently filed items
Mar 14, 2025
Letter dealing with oral proceedings during the appeal procedure
Mar 14, 2025
Non-Patent Literature cited during the appeal procedure
Mar 12, 2025
F3345 Forwarding of submissions to parties
Mar 6, 2025
(Electronic) Receipt
Mar 6, 2025
(Electronic) Receipt
Mar 6, 2025
Letter accompanying subsequently filed items
Mar 6, 2025
Letter accompanying subsequently filed items
Mar 6, 2025
Request for interpreters during oral proceedings
Jan 17, 2025
F3011.2 Oral Proceedings: Summons VICO
Jan 17, 2025
F3011.2 Oral Proceedings: Summons VICO
Jan 17, 2025
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Jan 16, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 16, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 15, 2025
F3345 Forwarding of submissions to parties
Jan 14, 2025
F3010 Oral proceedings: order for summons
Jan 9, 2025
(Electronic) Receipt
Jan 9, 2025
Letter accompanying subsequently filed items
Jan 9, 2025
Letter relating to Appeal Procedure
Dec 9, 2024
F3303.16 Change of composition of the Board (T)
Nov 24, 2024
Composition of the board (T)
Nov 7, 2024
F3345 Forwarding of submissions to parties
Oct 25, 2024
(Electronic) Receipt
Oct 25, 2024
Annexes (other than cited documents) regarding appeal procedure
Oct 25, 2024
Letter accompanying subsequently filed items
Oct 25, 2024
Letter relating to Appeal Procedure
Aug 22, 2024
F3345 Forwarding of submissions to parties
Aug 20, 2024
F3345 Forwarding of submissions to parties
Aug 16, 2024
(Electronic) Receipt
Aug 16, 2024
Letter accompanying subsequently filed items
Aug 16, 2024
Reply to appeal
Aug 13, 2024
(Electronic) Receipt
Aug 13, 2024
Amended claims with annotations
Aug 13, 2024
Amended claims with annotations
Aug 13, 2024
Amended claims with annotations
Aug 13, 2024
Amended claims with annotations
Aug 13, 2024
Amended claims with annotations
Aug 13, 2024
Amended claims with annotations
Aug 13, 2024
Amended claims with annotations
Aug 13, 2024
Amended claims with annotations
Aug 13, 2024
Amended claims with annotations
Aug 13, 2024
Amended claims with annotations
Aug 13, 2024
Amended claims with annotations
Aug 13, 2024
Amended claims with annotations
Aug 13, 2024
Auxiliary request during appeals procedure - 01
Aug 13, 2024
Auxiliary request during appeals procedure - 02
Aug 13, 2024
Auxiliary request during appeals procedure - 03
Aug 13, 2024
Auxiliary request during appeals procedure - 04
Aug 13, 2024
Auxiliary request during appeals procedure - 05
Aug 13, 2024
Auxiliary request during appeals procedure - 06
Aug 13, 2024
Auxiliary request during appeals procedure - 07
Aug 13, 2024
Auxiliary request during appeals procedure - 08
Aug 13, 2024
Auxiliary request during appeals procedure - 09
Aug 13, 2024
Auxiliary request during appeals procedure - 10
Aug 13, 2024
Auxiliary request during appeals procedure - 11
Aug 13, 2024
Auxiliary request during appeals procedure - 12
Aug 13, 2024
Letter accompanying subsequently filed items
Aug 13, 2024
Non-Patent Literature cited during the appeal procedure
Aug 13, 2024
Non-Patent Literature cited during the appeal procedure
Aug 13, 2024
Reply to appeal
Apr 18, 2024
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Apr 16, 2024
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Apr 11, 2024
(Electronic) Receipt
Apr 11, 2024
(Electronic) Receipt
Apr 11, 2024
Annexes (other than cited documents) regarding appeal procedure
Apr 11, 2024
Letter accompanying subsequently filed items
Apr 11, 2024
Letter accompanying subsequently filed items
Apr 11, 2024
Statement of grounds of appeal
Apr 11, 2024
Statement of grounds of appeal
Feb 6, 2024
F3204 Communication of the file number to the parties
Feb 6, 2024
F3204 Communication of the file number to the parties
Feb 2, 2024
Refund of fees
Jan 31, 2024
(Electronic) Receipt
Jan 31, 2024
Letter accompanying subsequently filed items
Jan 31, 2024
Notice of appeal
Jan 30, 2024
F3204 Communication of the file number to the parties
Jan 30, 2024
F3204 Communication of the file number to the parties
Jan 24, 2024
(Electronic) Receipt
Jan 24, 2024
Letter accompanying subsequently filed items
Jan 24, 2024
Notice of appeal
Dec 12, 2023
Annex to the communication - opposition
Dec 12, 2023
Druckexemplar in opposition procedure
Dec 12, 2023
Grounds for the decision (Annex) - opposition
Dec 12, 2023
Interlocutory decision in opposition proceedings
Dec 12, 2023
Interlocutory decision in opposition proceedings
Dec 12, 2023
Means of redress
Dec 12, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 12, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 12, 2023
Provision of a copy of the minutes - opposition procedure
Dec 12, 2023
Provision of a copy of the minutes - opposition procedure
Dec 12, 2023
Scanned annex to a communication - opposition procedure
Dec 12, 2023
Scanned annex to a communication - opposition procedure
Dec 12, 2023
Scanned annex to a communication - opposition procedure
Dec 12, 2023
Transmittal of decision / summons - opposition
Dec 12, 2023
Transmittal of decision / summons - opposition
Dec 11, 2023
Decision of the Opposition Division and instruction
Sep 14, 2023
Information about the result of oral proceedings
Aug 9, 2023
Brief communication - Opposition proceedings
Aug 3, 2023
(Electronic) Receipt
Aug 3, 2023
Authorisation
Aug 3, 2023
Letter accompanying subsequently filed items
Aug 3, 2023
Oral proceedings: reply to date proposed
Jun 30, 2023
Brief communication - Opposition proceedings
Jun 27, 2023
(Electronic) Receipt
Jun 27, 2023
(Electronic) Receipt
Jun 27, 2023
Letter accompanying subsequently filed items
Jun 27, 2023
Letter accompanying subsequently filed items
Jun 27, 2023
Non-public annex
Jun 27, 2023
Request for interpreters during oral proceedings
May 22, 2023
Annex to the communication - opposition
May 22, 2023
Information concerning oral proceedings
May 22, 2023
Scanned annex to a communication - opposition procedure
May 22, 2023
Transmittal of decision / summons - opposition
May 22, 2023
Transmittal of decision / summons - opposition
May 19, 2023
Annex to the communication - opposition
May 19, 2023
Brief communication - Opposition proceedings
May 19, 2023
Brief communication - Opposition proceedings
May 19, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 19, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 19, 2023
Provision of a copy of the minutes - opposition procedure
May 19, 2023
Provision of a copy of the minutes - opposition procedure
Mar 20, 2023
Brief communication - Opposition proceedings
Mar 16, 2023
Information about the result of oral proceedings
Mar 15, 2023
(Electronic) Receipt
Mar 15, 2023
(Electronic) Receipt
Mar 15, 2023
Citation in opposition procedure - 028
Mar 15, 2023
Citation in opposition procedure - 028
Mar 15, 2023
Citation in opposition procedure - 029
Mar 15, 2023
Consolidated list of cited opposition documents
Mar 15, 2023
Letter accompanying subsequently filed items
Mar 15, 2023
Letter accompanying subsequently filed items
Mar 15, 2023
Written submission in preparation to/during oral proceedings
Mar 15, 2023
Written submission in preparation to/during oral proceedings
Mar 7, 2023
Brief communication - Opposition proceedings
Mar 3, 2023
(Electronic) Receipt
Mar 3, 2023
Letter accompanying subsequently filed items
Mar 3, 2023
Oral proceedings: reply to date proposed
Feb 16, 2023
Brief communication - Opposition proceedings
Feb 10, 2023
(Electronic) Receipt
Feb 10, 2023
Letter accompanying subsequently filed items
Feb 10, 2023
Written submission in preparation to/during oral proceedings
Feb 6, 2023
Brief communication - Opposition proceedings
Jan 31, 2023
(Electronic) Receipt
Jan 31, 2023
Letter accompanying subsequently filed items
Jan 31, 2023
Written submission in preparation to/during oral proceedings
Jan 24, 2023
Brief communication - Opposition proceedings
Jan 23, 2023
Brief communication - Opposition proceedings
Jan 16, 2023
(Electronic) Receipt
Jan 16, 2023
Citation in opposition procedure - 022
Jan 16, 2023
Citation in opposition procedure - 022
Jan 16, 2023
Citation in opposition procedure - 023
Jan 16, 2023
Citation in opposition procedure - 023
Jan 16, 2023
Citation in opposition procedure - 024
Jan 16, 2023
Citation in opposition procedure - 025
Jan 16, 2023
Citation in opposition procedure - 026
Jan 16, 2023
Citation in opposition procedure - 026
Jan 16, 2023
Citation in opposition procedure - 027
Jan 16, 2023
Letter accompanying subsequently filed items
Jan 16, 2023
Written submission in preparation to/during oral proceedings
Jan 13, 2023
(Electronic) Receipt
Jan 13, 2023
Auxiliary request during Opposition procedure
Jan 13, 2023
Auxiliary request during Opposition procedure
Jan 13, 2023
Auxiliary request during Opposition procedure
Jan 13, 2023
Auxiliary request during Opposition procedure
Jan 13, 2023
Auxiliary request during Opposition procedure
Jan 13, 2023
Auxiliary request during Opposition procedure
Jan 13, 2023
Auxiliary request during Opposition procedure
Jan 13, 2023
Auxiliary request during Opposition procedure - 06
Jan 13, 2023
Auxiliary request during Opposition procedure - 07
Jan 13, 2023
Auxiliary request during Opposition procedure - 08
Jan 13, 2023
Auxiliary request during Opposition procedure - 09
Jan 13, 2023
Auxiliary request during Opposition procedure - 10
Jan 13, 2023
Auxiliary request during Opposition procedure - 11
Jan 13, 2023
Auxiliary request during Opposition procedure - 12
Jan 13, 2023
Letter accompanying subsequently filed items
Jan 13, 2023
Written submission in preparation to/during oral proceedings
Dec 15, 2022
Brief communication - Opposition proceedings
Dec 13, 2022
Brief communication - Opposition proceedings
Dec 7, 2022
(Electronic) Receipt
Dec 7, 2022
Letter accompanying subsequently filed items
Dec 7, 2022
Request for interpreters during oral proceedings
Dec 5, 2022
(Electronic) Receipt
Dec 5, 2022
Letter accompanying subsequently filed items
Dec 5, 2022
Written submission in preparation to/during oral proceedings
Nov 30, 2022
Notification concerning the date of oral proceedings
Nov 30, 2022
Notification concerning the date of oral proceedings
Aug 2, 2022
Advice of delivery
Aug 1, 2022
Annex to the communication - opposition
Aug 1, 2022
Information concerning oral proceedings
Aug 1, 2022
Summons to attend oral proceedings
Aug 1, 2022
Summons to attend oral proceedings
Aug 1, 2022
Transmittal of decision / summons - opposition
Aug 1, 2022
Transmittal of decision / summons - opposition
Feb 8, 2022
Brief communication - Opposition proceedings
Feb 3, 2022
(Electronic) Receipt
Feb 3, 2022
Auxiliary request during Opposition procedure
Feb 3, 2022
Auxiliary request during Opposition procedure
Feb 3, 2022
Auxiliary request during Opposition procedure
Feb 3, 2022
Auxiliary request during Opposition procedure
Feb 3, 2022
Auxiliary request during Opposition procedure
Feb 3, 2022
Auxiliary request during Opposition procedure - 01
Feb 3, 2022
Auxiliary request during Opposition procedure - 02
Feb 3, 2022
Auxiliary request during Opposition procedure - 03
Feb 3, 2022
Auxiliary request during Opposition procedure - 04
Feb 3, 2022
Auxiliary request during Opposition procedure - 05
Feb 3, 2022
Letter accompanying subsequently filed items
Feb 3, 2022
Reply of the patent proprietor to the notice(s) of opposition
Oct 27, 2021
Communication of a notice of opposition and request to file observations
Oct 27, 2021
Notice of further oppositions to opponent(s)
Oct 13, 2021
Communication of a notice of opposition - first information to patent proprietor
Oct 8, 2021
(Electronic) Receipt
Oct 8, 2021
Citation in opposition procedure - 001
Oct 8, 2021
Citation in opposition procedure - 002
Oct 8, 2021
Citation in opposition procedure - 003
Oct 8, 2021
Citation in opposition procedure - 004
Oct 8, 2021
Citation in opposition procedure - 005
Oct 8, 2021
Citation in opposition procedure - 006
Oct 8, 2021
Citation in opposition procedure - 007
Oct 8, 2021
Citation in opposition procedure - 008
Oct 8, 2021
Citation in opposition procedure - 009
Oct 8, 2021
Citation in opposition procedure - 010
Oct 8, 2021
Citation in opposition procedure - 011
Oct 8, 2021
Citation in opposition procedure - 012
Oct 8, 2021
Citation in opposition procedure - 013
Oct 8, 2021
Citation in opposition procedure - 014
Oct 8, 2021
Citation in opposition procedure - 015
Oct 8, 2021
Citation in opposition procedure - 016
Oct 8, 2021
Citation in opposition procedure - 017
Oct 8, 2021
Citation in opposition procedure - 018
Oct 8, 2021
Citation in opposition procedure - 019
Oct 8, 2021
Citation in opposition procedure - 020
Oct 8, 2021
Citation in opposition procedure - 021
Oct 8, 2021
Notice of opposition
Oct 8, 2021
Notice of opposition
Jan 25, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Dec 17, 2020
Decision to grant a European patent
Dec 4, 2020
(Electronic) Receipt
Dec 4, 2020
English translation of the claims
Dec 4, 2020
Filing of the translations of the claims
Dec 4, 2020
French translation of claims
Dec 4, 2020
Letter accompanying subsequently filed items
Aug 25, 2020
Bibliographic data of the European patent application
Aug 25, 2020
Communication about intention to grant a European patent
Aug 25, 2020
Intention to grant (signatures)
Aug 25, 2020
Text intended for grant (clean copy)
Aug 25, 2020
Text intended for grant (version for approval)
Jul 10, 2020
(Electronic) Receipt
Jul 10, 2020
Amended claims with annotations
Jul 10, 2020
Claims
Jul 10, 2020
Letter accompanying subsequently filed items
Jul 10, 2020
Reply to communication from the Examining Division
Mar 13, 2020
Annex to the communication
Mar 13, 2020
Communication from the Examining Division
Mar 10, 2020
Examination started
Oct 31, 2019
(Electronic) Receipt
Oct 31, 2019
Amended claims filed after receipt of (European) search report
Oct 31, 2019
Amended claims with annotations
Oct 31, 2019
Amended description filed after receipt of (European) search report
Oct 31, 2019
Amendments received before examination
Oct 31, 2019
Letter accompanying subsequently filed items
May 27, 2019
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Apr 25, 2019
Notification of forthcoming publication
May 25, 2018
Communication regarding the transmission of the European search report
May 25, 2018
European search opinion
May 25, 2018
European search report
May 25, 2018
Information on Search Strategy
Feb 7, 2018
Communication to designated inventor
Feb 7, 2018
Communication to designated inventor
Nov 15, 2017
Abstract
Nov 15, 2017
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Nov 15, 2017
Claims
Nov 15, 2017
Description
Nov 15, 2017
Designation of inventor
Nov 15, 2017
Drawings
Nov 15, 2017
Request for grant of a European patent

EP3486147

SIKA TECHNOLOGY

Application Number: EP17201955A
Filing Date: Nov 15, 2017
Status: Patent Maintained As Amended; Sep 12, 2025
Publication Date: Oct 15, 2025
External Links: Slate, Register , Google Patents

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Device For Reinforcing A Structural Element

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Dossier Documents

EP3486147