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EP4519552

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Extract from the Register of European Patents

EP About this file: EP4519552

EP4519552 - GUIDE VANE [Right-click to bookmark this link]
Status	The patent has been granted Status updated on 12.12.2025 Database last updated on 28.03.2026
Former	Grant of patent is intended Status updated on 31.10.2025
Former	Request for examination was made Status updated on 07.02.2025
Former	The international publication has been made Status updated on 10.11.2023
Former	unknown Status updated on 22.02.2023
Most recent event Tooltip	12.12.2025	(Expected) grant	published on 14.01.2026 [2026/03]
Applicant(s)	For all designated states Andritz Hydro GmbH Eibesbrunnergasse 20 1120 Wien / AT
	[2025/11]
Inventor(s)	01 / OSWALD, Markus 4614 Marchtrenk / AT
	02 / PEYREDER, Rudolf 4040 Linz / AT
	03 / WEISSENBERGER, Simon 4100 Ottensheim / AT
	[2025/11]
Representative(s)	Wirnsberger & Lerchbaum Patentanwälte OG Mühlgasse 3 8700 Leoben / AT
	[2025/11]
Application number, filing date	23704863.2	09.02.2023
	[2025/11]
	WO2023AT60037
Priority number, date	AT20220050303	03.05.2022 Original published format: AT 503032022
	[2025/11]
Filing language	DE
Procedural language	DE
Publication	Type:	A1 Application with search report
	No.:	WO2023212757
	Date:	09.11.2023
	Language:	DE
	[2023/45]
	Type:	A1 Application with search report
	No.:	EP4519552
	Date:	12.03.2025
	Language:	DE
	The application published by WIPO in one of the EPO official languages on 09.11.2023 takes the place of the publication of the European patent application.
	[2025/11]
	Type:	B1 Patent specification
	No.:	EP4519552
	Date:	14.01.2026
	Language:	DE
	[2026/03]
Search report(s)	International search report - published on:	EP	09.11.2023
Classification	IPC:	F03B3/18	[2025/11]
	CPC:	F03B3/183 (EP,AT); F01D9/041 (US); F01D5/141 (AT); F01D9/042 (US); F05B2240/12 (EP); F05B2250/71 (EP); (+) F05D2230/00 (US); F05D2240/12 (US); F05D2240/121 (US); F05D2240/122 (US); Y02E10/20 (EP) (-)
Designated contracting states	AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, ME, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR [2025/11]
Extension states	BA	Not yet paid
Validation states	KH	Not yet paid
	MA	Not yet paid
	MD	Not yet paid
	TN	Not yet paid
Title	German:	LEITSCHAUFEL	[2025/11]
	English:	GUIDE VANE	[2025/11]
	French:	AUBE DIRECTRICE	[2025/11]
Entry into regional phase	10.07.2024	National basic fee paid
	10.07.2024	Designation fee(s) paid
	10.07.2024	Examination fee paid
Examination procedure	01.03.2024	Request for preliminary examination filed International Preliminary Examining Authority: EP
	10.07.2024	Examination requested [2025/11]
	10.07.2024	Date on which the examining division has become responsible
	04.06.2025	Amendment by applicant (claims and/or description)
	31.10.2025	Communication of intention to grant the patent
	02.12.2025	Fee for grant paid
	02.12.2025	Fee for publishing/printing paid
	02.12.2025	Receipt of the translation of the claim(s)
Fees paid	Renewal fee
	25.02.2025	Renewal fee patent year 03
Opt-out from the exclusive Tooltip competence of the Unified Patent Court	See the Register of the Unified Patent Court for opt-out data
	Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Cited in	International search	[XI] WO9510705 (HYDRO WEST GROUP INC et al.)
		[XI] FR372975 (FRANCISCO MIRAPEIX et al.) [X] 1-11 * page 9, line 1 - page 17, line 16; figure - *[I] 12,13
		[XI] DE458024 (WILHELM WAGENBACH DIPL ING et al.) [X] 1-6,8-11 * figure . *[I] 12,13
		[XI] EP3791059 (ANDRITZ AG MASCHF et al.) [X] 1-11 * page 1, line 66 - page 2, line 22; figure - *[I] 12,13
	by applicant	EP3791059

The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.