Drain Device

Patent No. EP3024990 (titled "Drain Device") was filed by ACO Ahlmann on Jul 16, 2014. The application was issued on Apr 16, 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
WIEDEMANN	Jan 12, 2026	HAUCK

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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Jan 28, 2026
Communication of a notice of opposition and request to file observations
Jan 28, 2026
Notice of further oppositions to opponent(s)
Jan 19, 2026
Communication of a notice of opposition - first information to patent proprietor
Jan 12, 2026
(Electronic) Receipt
Jan 12, 2026
Citation in opposition procedure - 001
Jan 12, 2026
Citation in opposition procedure - 002
Jan 12, 2026
Citation in opposition procedure - 002
Jan 12, 2026
Citation in opposition procedure - 003
Jan 12, 2026
Citation in opposition procedure - 004
Jan 12, 2026
Citation in opposition procedure - 005
Jan 12, 2026
Citation in opposition procedure - 005
Jan 12, 2026
Citation in opposition procedure - 006
Jan 12, 2026
Citation in opposition procedure - 007
Jan 12, 2026
Citation in opposition procedure - 007
Jan 12, 2026
Citation in opposition procedure - 007
Jan 12, 2026
Consolidated list of cited opposition documents
Jan 12, 2026
Notice of opposition
Jan 12, 2026
Notice of opposition
Jul 29, 2025
Payment submission rejected
Apr 29, 2025
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 20, 2025
Decision to grant a European patent
Mar 11, 2025
(Electronic) Receipt
Mar 11, 2025
English translation of the claims
Mar 11, 2025
Filing of the translations of the claims
Mar 11, 2025
French translation of claims
Nov 18, 2024
Annex to the communication about intention to grant a European patent
Nov 18, 2024
Bibliographic data of the European patent application
Nov 18, 2024
Communication about intention to grant a European patent
Nov 18, 2024
Intention to grant (signatures)
Nov 18, 2024
Text intended for grant (clean copy)
Nov 18, 2024
Text intended for grant (version for approval)
Mar 26, 2024
(Electronic) Receipt
Mar 26, 2024
Amended claims with annotations
Mar 26, 2024
Amended description with annotations
Mar 26, 2024
Claims
Mar 26, 2024
Description
Mar 26, 2024
Letter accompanying subsequently filed items
Mar 26, 2024
Reply to communication from the Examining Division
Feb 22, 2024
Grant of extension of time limit (examination procedure)
Feb 16, 2024
(Electronic) Receipt
Feb 16, 2024
Letter accompanying subsequently filed items
Feb 16, 2024
Request for extension of time limit to communication from the Examining Division
Oct 25, 2023
Annex to the communication
Oct 25, 2023
Communication from the Examining Division
Apr 4, 2023
(Electronic) Receipt
Apr 4, 2023
Amended claims with annotations
Apr 4, 2023
Amended description with annotations
Apr 4, 2023
Claims
Apr 4, 2023
Description
Apr 4, 2023
Letter accompanying subsequently filed items
Apr 4, 2023
Reply to communication from the Examining Division
Mar 24, 2023
Communication of amended entries concerning the representative
Mar 20, 2023
Letter accompanying subsequently filed items
Mar 20, 2023
Submission concerning change of applicant's representative
Nov 30, 2022
Annex to the communication
Nov 30, 2022
Communication from the Examining Division
Jul 19, 2022
(Electronic) Receipt
Jul 19, 2022
Amended claims with annotations
Jul 19, 2022
Claims
Jul 19, 2022
Drawings
Jul 19, 2022
Letter accompanying subsequently filed items
Jul 19, 2022
Reply to communication from the Examining Division
Mar 10, 2022
Annex to the communication
Mar 10, 2022
Communication from the Examining Division
Feb 14, 2022
Communication of the registration of a transfer or change of name and/or address
Feb 4, 2022
Annexes in respect of a client data request
Feb 4, 2022
Annexes in respect of a client data request
Feb 4, 2022
Letter accompanying subsequently filed items
Feb 4, 2022
Submission concerning change of applicant's name
Jul 21, 2021
(Electronic) Receipt
Jul 21, 2021
Amended claims with annotations
Jul 21, 2021
Claims
Jul 21, 2021
Letter accompanying subsequently filed items
Jul 21, 2021
Reply to communication from the Examining Division
Jun 7, 2021
Communication of amended entries concerning the representative
Jun 1, 2021
Letter accompanying subsequently filed items
Jun 1, 2021
Submission concerning change of applicant's representative
May 17, 2021
Letter accompanying subsequently filed items
May 17, 2021
Submission concerning change of applicant's representative
Mar 12, 2021
Annex to the communication
Mar 12, 2021
Communication from the Examining Division
Nov 5, 2020
(Electronic) Receipt
Nov 5, 2020
Letter accompanying subsequently filed items
Nov 5, 2020
Reply to communication from the Examining Division
Jun 25, 2020
Annex to the communication
Jun 25, 2020
Communication from the Examining Division
Jan 8, 2020
Decision to allow further processing
Dec 19, 2019
(Electronic) Receipt
Dec 19, 2019
Amended claims with annotations
Dec 19, 2019
Amended description with annotations
Dec 19, 2019
Claims
Dec 19, 2019
Description
Dec 19, 2019
Letter accompanying subsequently filed items
Dec 19, 2019
Request for further processing
Dec 10, 2019
Application deemed to be withdrawn (no reply to communication from the Examining Division)
Sep 17, 2019
Grant of extension of time limit (examination procedure)
Sep 12, 2019
(Electronic) Receipt
Sep 12, 2019
Letter accompanying subsequently filed items
Sep 12, 2019
Request for extension of time limit to communication from the Examining Division
May 3, 2019
Annex to the communication
May 3, 2019
Communication from the Examining Division
Apr 25, 2019
Examination started
Jun 10, 2016
Submission concerning representation
Jun 10, 2016
Submission concerning representation
May 12, 2016
(Electronic) Receipt
May 12, 2016
Amended claims filed after receipt of (European) search report
May 12, 2016
Amended claims with annotations
May 12, 2016
Amendments received before examination
May 12, 2016
Letter accompanying subsequently filed items
May 4, 2016
Notification on forthcoming publication of bibliographic data
Mar 15, 2016
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Mar 11, 2016
Communication to designated inventor
Feb 12, 2016
(Electronic) Receipt
Feb 12, 2016
Request for entry into the European phase
Feb 8, 2016
Copy of the international preliminary report on patentability
Dec 4, 2015
Information on entry into European phase
Feb 16, 2015
Priority document (electronically transmitted)
Jan 29, 2015
Copy of the international search report
Jan 29, 2015
Copy of the international search report
Jan 29, 2015
Published international application - A1
Oct 1, 2014
Written opinion of the ISA, boxes No. I to VIII
Oct 1, 2014
Written opinion of the ISA, cover sheet
Oct 1, 2014
Written opinion of the ISA, supplemental box
Jul 16, 2014
(Electronic) Receipt
Jul 16, 2014
Abstract
Jul 16, 2014
Claims
Jul 16, 2014
Description
Jul 16, 2014
Drawings

EP3024990

ACO AHLMANN

Application Number: EP14739452A
Filing Date: Jul 16, 2014
Status: Granted And Under Opposition; Mar 14, 2025
Publication Date: Apr 16, 2025
External Links: Slate, Register , Google Patents

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Drain Device

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Dossier Documents

EP3024990