Installation Box And Inlet For Installation Box

Patent No. EP3540884 (titled "Installation Box And Inlet For Installation Box") was filed by Kaiser on Mar 5, 2019. 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
F TRONIC	Aug 9, 2022	KEIL & SCHAAFHAUSEN PATENTANWALTE PARTGMBB

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 10, 2025
(Electronic) Receipt
Sep 10, 2025
English translation of the claims
Sep 10, 2025
Filing of the translation of the amended claims
Sep 10, 2025
French translation of claims
Sep 10, 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 3, 2025
Maintenance of the patent with the documents specified in the final decision
Jul 1, 2025
Refund of fees
Jun 27, 2025
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jun 27, 2025
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jun 17, 2025
(Electronic) Receipt
Jun 17, 2025
Letter accompanying subsequently filed items
Jun 17, 2025
Withdrawal of an appeal
May 13, 2025
F3204 Communication of the file number to the parties
May 13, 2025
F3204 Communication of the file number to the parties
May 6, 2025
(Electronic) Receipt
May 6, 2025
Notice of appeal
May 6, 2025
Notice of appeal
Mar 7, 2025
Annex to the communication - opposition
Mar 7, 2025
Brief communication - Opposition proceedings
Mar 7, 2025
Brief communication - Opposition proceedings
Mar 7, 2025
Decision of the Opposition Division and instruction
Mar 7, 2025
Druckexemplar in opposition procedure
Mar 7, 2025
Grounds for the decision (Annex) - opposition
Mar 7, 2025
Interlocutory decision in opposition proceedings
Mar 7, 2025
Interlocutory decision in opposition proceedings
Mar 7, 2025
Means of redress
Mar 7, 2025
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 7, 2025
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Mar 7, 2025
Provision of a copy of the minutes - opposition procedure
Mar 7, 2025
Provision of a copy of the minutes - opposition procedure
Mar 7, 2025
Scanned annex to a communication - opposition procedure
Mar 7, 2025
Scanned annex to a communication - opposition procedure
Mar 7, 2025
Scanned annex to a communication - opposition procedure
Mar 7, 2025
Scanned annex to a communication - opposition procedure
Feb 7, 2025
Information about the result of oral proceedings
Jan 15, 2025
Notification concerning the date of oral proceedings
Dec 11, 2024
Brief communication - Opposition proceedings
Dec 6, 2024
(Electronic) Receipt
Dec 6, 2024
Auxiliary request during Opposition procedure
Dec 6, 2024
Auxiliary request during Opposition procedure
Dec 6, 2024
Auxiliary request during Opposition procedure
Dec 6, 2024
Auxiliary request during Opposition procedure - 06
Dec 6, 2024
Auxiliary request during Opposition procedure - 07
Dec 6, 2024
Auxiliary request during Opposition procedure - 08
Dec 6, 2024
Letter accompanying subsequently filed items
Dec 6, 2024
Written submission in preparation to/during oral proceedings
Nov 7, 2024
Brief communication - Opposition proceedings
Oct 29, 2024
(Electronic) Receipt
Oct 29, 2024
Letter accompanying subsequently filed items
Oct 29, 2024
Written submission in preparation to/during oral proceedings
Jul 11, 2024
Brief communication - Opposition proceedings
Jul 4, 2024
(Electronic) Receipt
Jul 4, 2024
Letter accompanying subsequently filed items
Jul 4, 2024
Written submission in preparation to/during oral proceedings
Jun 27, 2024
Annex to the communication - opposition
Jun 27, 2024
Information concerning oral proceedings
Jun 27, 2024
Scanned annex to a communication - opposition procedure
Jun 27, 2024
Summons to attend oral proceedings
Jun 27, 2024
Summons to attend oral proceedings
Jun 26, 2024
Brief communication - Opposition proceedings
Jun 21, 2024
(Electronic) Receipt
Jun 21, 2024
Letter accompanying subsequently filed items
Jun 21, 2024
Oral proceedings: Request for postponement
Jun 12, 2024
(Electronic) Receipt
Jun 12, 2024
Letter accompanying subsequently filed items
Jun 12, 2024
Oral proceedings: Request for postponement
Jun 7, 2024
Annex to the communication - opposition
Jun 7, 2024
Brief communication - Opposition proceedings
Jun 7, 2024
Brief communication - Opposition proceedings
Jun 7, 2024
Information concerning oral proceedings
Jun 7, 2024
Scanned annex to a communication - opposition procedure
Jun 7, 2024
Summons to attend oral proceedings
Jun 7, 2024
Summons to attend oral proceedings
Mar 26, 2024
Brief communication - Opposition proceedings
Mar 20, 2024
(Electronic) Receipt
Mar 20, 2024
Citation in opposition procedure - 017
Mar 20, 2024
Citation in opposition procedure - 018
Mar 20, 2024
Consolidated list of cited opposition documents
Mar 20, 2024
Letter accompanying subsequently filed items
Mar 20, 2024
Letter regarding the opposition procedure (no time limit)
Feb 9, 2024
Brief communication - Opposition proceedings
Feb 2, 2024
(Electronic) Receipt
Feb 2, 2024
Auxiliary request during Opposition procedure
Feb 2, 2024
Auxiliary request during Opposition procedure
Feb 2, 2024
Auxiliary request during Opposition procedure
Feb 2, 2024
Auxiliary request during Opposition procedure
Feb 2, 2024
Auxiliary request during Opposition procedure
Feb 2, 2024
Auxiliary request during Opposition procedure - 01
Feb 2, 2024
Auxiliary request during Opposition procedure - 02
Feb 2, 2024
Auxiliary request during Opposition procedure - 03
Feb 2, 2024
Auxiliary request during Opposition procedure - 04
Feb 2, 2024
Auxiliary request during Opposition procedure - 05
Feb 2, 2024
Letter accompanying subsequently filed items
Feb 2, 2024
Letter regarding the opposition procedure (no time limit)
Oct 20, 2023
Brief communication - Opposition proceedings
Oct 12, 2023
(Electronic) Receipt
Oct 12, 2023
Citation in opposition procedure - 016
Oct 12, 2023
Letter accompanying subsequently filed items
Oct 12, 2023
Letter regarding the opposition procedure (no time limit)
Sep 19, 2023
Brief communication - Opposition proceedings
Sep 13, 2023
(Electronic) Receipt
Sep 13, 2023
Citation in opposition procedure - 015
Sep 13, 2023
Letter accompanying subsequently filed items
Sep 13, 2023
Letter regarding the opposition procedure (no time limit)
Mar 15, 2023
Brief communication - Opposition proceedings
Mar 8, 2023
(Electronic) Receipt
Mar 8, 2023
Citation in opposition procedure - 008
Mar 8, 2023
Citation in opposition procedure - 009
Mar 8, 2023
Letter accompanying subsequently filed items
Mar 8, 2023
Letter regarding the opposition procedure (no time limit)
Jan 17, 2023
Brief communication - Opposition proceedings
Jan 9, 2023
(Electronic) Receipt
Jan 9, 2023
Citation in opposition procedure - 013
Jan 9, 2023
Citation in opposition procedure - 014
Jan 9, 2023
Letter accompanying subsequently filed items
Jan 9, 2023
Reply of the patent proprietor to the notice(s) of opposition
Sep 9, 2022
Communication of a notice of opposition and request to file observations
Sep 9, 2022
Notice of further oppositions to opponent(s)
Aug 17, 2022
Communication of a notice of opposition - first information to patent proprietor
Aug 9, 2022
(Electronic) Receipt
Aug 9, 2022
Citation in opposition procedure - 001
Aug 9, 2022
Citation in opposition procedure - 002
Aug 9, 2022
Citation in opposition procedure - 003
Aug 9, 2022
Citation in opposition procedure - 004
Aug 9, 2022
Citation in opposition procedure - 005
Aug 9, 2022
Citation in opposition procedure - 006
Aug 9, 2022
Citation in opposition procedure - 007
Aug 9, 2022
Citation in opposition procedure - 008
Aug 9, 2022
Citation in opposition procedure - 009
Aug 9, 2022
Citation in opposition procedure - 009
Aug 9, 2022
Citation in opposition procedure - 009
Aug 9, 2022
Citation in opposition procedure - 010
Aug 9, 2022
Citation in opposition procedure - 010
Aug 9, 2022
Citation in opposition procedure - 011
Aug 9, 2022
Citation in opposition procedure - 012
Aug 9, 2022
Notice of opposition
Aug 9, 2022
Notice of opposition
Apr 19, 2022
Document concerning representation
Dec 7, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 28, 2021
Decision to grant a European patent
Oct 15, 2021
English translation of the claims
Oct 15, 2021
Filing of the translations of the claims
Oct 15, 2021
French translation of claims
Oct 15, 2021
Letter concerning fees and payments
Jun 17, 2021
Annex to the communication about intention to grant a European patent
Jun 17, 2021
Bibliographic data of the European patent application
Jun 17, 2021
Communication about intention to grant a European patent
Jun 17, 2021
Intention to grant (signatures)
Jun 17, 2021
Text intended for grant (clean copy)
Jun 17, 2021
Text intended for grant (version for approval)
Feb 11, 2021
Amended claims with annotations
Feb 11, 2021
Claims
Feb 11, 2021
Reply to communication from the Examining Division
Nov 4, 2020
Annex to the communication
Nov 4, 2020
Communication from the Examining Division
Sep 25, 2020
Amended claims with annotations
Sep 25, 2020
Claims
Sep 25, 2020
Reply to communication from the Examining Division
May 25, 2020
Annex to the communication
May 25, 2020
Communication from the Examining Division
May 15, 2020
Matter concerning the application
Apr 30, 2020
Examination started
Apr 2, 2020
Statement of non-availability of priority search results
Mar 26, 2020
Invitation to file a copy of search results(priority)
Mar 16, 2020
Amended claims filed after receipt of (European) search report
Mar 16, 2020
Amended claims with annotations
Mar 16, 2020
Amendments received before examination
Mar 16, 2020
Letter concerning fees and payments
Sep 23, 2019
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Aug 21, 2019
Notification of forthcoming publication
May 28, 2019
Communication regarding the transmission of the European search report
May 28, 2019
European search opinion
May 28, 2019
European search report
May 28, 2019
Information on Search Strategy
May 17, 2019
Search started
Apr 29, 2019
Letter concerning the priority
Apr 29, 2019
Priority document
Apr 26, 2019
Communication to designated inventor
Apr 26, 2019
Communication to designated inventor
Mar 5, 2019
Abstract
Mar 5, 2019
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Mar 5, 2019
Claims
Mar 5, 2019
Description
Mar 5, 2019
Designation of inventor
Mar 5, 2019
Drawings
Mar 5, 2019
Request for grant of a European patent

EP3540884

KAISER

Application Number: EP19160771A
Filing Date: Mar 5, 2019
Status: Patent Maintained As Amended; Sep 12, 2025
Publication Date: Oct 15, 2025
External Links: Slate, Register , Google Patents

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Dossier Documents

EP3540884