Combustor Size Rating For A Gas Turbine Engine Using Hydrogen Fuel

Patent No. EP4191139 (titled "Combustor Size Rating For A Gas Turbine Engine Using Hydrogen Fuel") was filed by General Electric on Oct 14, 2022. The application was issued on Aug 6, 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
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Aug 20, 2025
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 10, 2025
Decision to grant a European patent
Jun 30, 2025
(Electronic) Receipt
Jun 30, 2025
Communication of the registration of a transfer or change of name and/or address
Jun 30, 2025
Filing of the translations of the claims
Jun 30, 2025
French translation of claims
Jun 30, 2025
German translation of the claims
Jun 24, 2025
(Electronic) Receipt
Jun 24, 2025
Submission concerning change of applicant's address
Mar 4, 2025
Annex to the communication about intention to grant a European patent
Mar 4, 2025
Bibliographic data of the European patent application
Mar 4, 2025
Communication about intention to grant a European patent
Mar 4, 2025
Intention to grant (signatures)
Mar 4, 2025
Text intended for grant (clean copy)
Mar 4, 2025
Text intended for grant (version for approval)
Dec 10, 2024
(Electronic) Receipt
Dec 10, 2024
Letter accompanying subsequently filed items
Dec 10, 2024
Reply to communication from the Examining Division
Aug 29, 2024
Annex to the communication
Aug 29, 2024
Communication from the Examining Division
Jun 4, 2024
(Electronic) Receipt
Jun 4, 2024
Amended claims with annotations
Jun 4, 2024
Claims
Jun 4, 2024
Letter accompanying subsequently filed items
Jun 4, 2024
Reply to communication from the Examining Division
Feb 7, 2024
Annex to the communication
Feb 7, 2024
Communication from the Examining Division
Feb 1, 2024
Examination started
Nov 30, 2023
(Electronic) Receipt
Nov 30, 2023
Amended claims filed after receipt of (European) search report
Nov 30, 2023
Amended claims with annotations
Nov 30, 2023
Amended description filed after receipt of (European) search report
Nov 30, 2023
Amended description with annotations
Nov 30, 2023
Amendments received before examination
Nov 30, 2023
Letter accompanying subsequently filed items
Jun 13, 2023
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
May 10, 2023
Notification of forthcoming publication
Apr 17, 2023
Communication regarding the transmission of the European search report
Apr 17, 2023
European search opinion
Apr 17, 2023
European search report
Apr 17, 2023
Information on Search Strategy
Apr 7, 2023
Modified abstract
Oct 17, 2022
Priority document (electronically transmitted)
Oct 14, 2022
Abstract
Oct 14, 2022
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Oct 14, 2022
Claims
Oct 14, 2022
Description
Oct 14, 2022
Designation of inventor
Oct 14, 2022
Drawings
Oct 14, 2022
Request for grant of a European patent

EP4191139

GENERAL ELECTRIC

Application Number: EP22201600A
Filing Date: Oct 14, 2022
Status: Granted And Under Opposition; Jul 4, 2025
Publication Date: Aug 6, 2025
External Links: Slate, Register , Google Patents

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Combustor Size Rating For A Gas Turbine Engine Using Hydrogen Fuel

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EP4191139