Turbine Engine Duct

Patent No. EP3398702 (titled "Turbine Engine Duct") was filed by Unison Industries on Apr 30, 2018. The application was issued on Jul 23, 2025.

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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Aug 5, 2025
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 26, 2025
Decision to grant a European patent
Jun 12, 2025
(Electronic) Receipt
Jun 12, 2025
Filing of the translations of the claims
Jun 12, 2025
French translation of claims
Jun 12, 2025
German translation of the claims
Feb 26, 2025
Annex to the communication about intention to grant a European patent
Feb 26, 2025
Bibliographic data of the European patent application
Feb 26, 2025
Communication about intention to grant a European patent
Feb 26, 2025
Intention to grant (signatures)
Feb 26, 2025
Text intended for grant (clean copy)
Feb 26, 2025
Text intended for grant (version for approval)
Feb 14, 2025
Notification concerning the date of oral proceedings
Feb 4, 2025
(Electronic) Receipt
Feb 4, 2025
Amended claims with annotations
Feb 4, 2025
Claims
Feb 4, 2025
Letter accompanying subsequently filed items
Feb 4, 2025
Notification concerning the date of oral proceedings - with annex
Feb 4, 2025
Written submission in preparation to/during oral proceedings
Jan 13, 2025
(Electronic) Receipt
Jan 13, 2025
Amended claims with annotations
Jan 13, 2025
Amended claims with annotations
Jan 13, 2025
Amended claims with annotations
Jan 13, 2025
Claims
Jan 13, 2025
Claims
Jan 13, 2025
Claims
Jan 13, 2025
Letter accompanying subsequently filed items
Jan 13, 2025
Written submission in preparation to/during oral proceedings
Dec 6, 2024
Annex to the communication
Dec 6, 2024
Summons to attend oral proceedings
Jan 9, 2024
(Electronic) Receipt
Jan 9, 2024
Amended claims with annotations
Jan 9, 2024
Claims
Jan 9, 2024
Letter accompanying subsequently filed items
Jan 9, 2024
Reply to communication from the Examining Division
Sep 14, 2023
Annex to the communication
Sep 14, 2023
Communication from the Examining Division
Feb 23, 2022
(Electronic) Receipt
Feb 23, 2022
Letter accompanying subsequently filed items
Feb 23, 2022
Reply to communication from the Examining Division
Nov 10, 2021
Annex to the communication
Nov 10, 2021
Communication from the Examining Division
Dec 15, 2020
(Electronic) Receipt
Dec 15, 2020
Amended claims with annotations
Dec 15, 2020
Claims
Dec 15, 2020
Letter accompanying subsequently filed items
Dec 15, 2020
Reply to communication from the Examining Division
Sep 3, 2020
Annex to the communication
Sep 3, 2020
Communication from the Examining Division
May 21, 2020
(Electronic) Receipt
May 21, 2020
Amended claims with annotations
May 21, 2020
Claims
May 21, 2020
Letter accompanying subsequently filed items
May 21, 2020
Reply to communication from the Examining Division
Jan 16, 2020
Grant of extension of time limit (examination procedure)
Jan 2, 2020
(Electronic) Receipt
Jan 2, 2020
Request for extension of time limit to communication from the Examining Division
Dec 4, 2019
Annex to the communication
Dec 4, 2019
Communication from the Examining Division
Nov 27, 2019
Examination started
Jun 26, 2019
(Electronic) Receipt
Jun 26, 2019
Amended claims filed after receipt of (European) search report
Jun 26, 2019
Amended claims with annotations
Jun 26, 2019
Amended description filed after receipt of (European) search report
Jun 26, 2019
Amendments received before examination
Jun 26, 2019
Letter accompanying subsequently filed items
Apr 11, 2019
Communication of amended entries concerning the representative
Apr 9, 2019
Confirmation of revocation of automatic debit order
Apr 4, 2019
Letter relating to the automatic debiting procedure
Mar 28, 2019
Submission concerning change of applicant's representative
Jan 4, 2019
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Nov 27, 2018
Communication regarding the transmission of the European search report
Nov 27, 2018
European search opinion
Nov 27, 2018
European search report
Nov 27, 2018
Information on Search Strategy
Nov 14, 2018
(Electronic) Receipt
Nov 14, 2018
Letter accompanying subsequently filed items
Nov 14, 2018
Letter concerning search matters
Oct 10, 2018
Notification of forthcoming publication
Sep 5, 2018
Communication regarding the transmission of the European search report
Sep 5, 2018
Information on Search Strategy
Sep 5, 2018
Partial European search report
Sep 5, 2018
Provisional opinion accompanying the partial search results
Aug 21, 2018
Search started
Jul 23, 2018
Communication to designated inventor
Jul 23, 2018
Communication to designated inventor
Jul 23, 2018
Communication to designated inventor
Jul 23, 2018
Communication to designated inventor
Jul 23, 2018
Communication to designated inventor
Jul 23, 2018
Communication to designated inventor
Jul 23, 2018
Communication to designated inventor
Jul 18, 2018
Confirmation of receipt of (electronically) transmitted priority document
Jul 2, 2018
Priority document (electronically transmitted)
Apr 30, 2018
Abstract
Apr 30, 2018
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Apr 30, 2018
Claims
Apr 30, 2018
Description
Apr 30, 2018
Designation of inventor
Apr 30, 2018
Drawings
Apr 30, 2018
Request for grant of a European patent

EP3398702

UNISON INDUSTRIES

Application Number: EP18170078A
Filing Date: Apr 30, 2018
Status: Granted And Under Opposition; Jun 20, 2025
Publication Date: Jul 23, 2025
External Links: Slate, Register , Google Patents

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Turbine Engine Duct

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Dossier Documents

EP3398702