Register information Patent

DE file number : 60 2021 011 857.0 (Status: pending/in force, Query started: September 26, 2025)

Please note: This English version is a non-binding translation of the German register excerpt. Only the German version of the register excerpt is legally binding.

Master data
INID	Criterion	Field	Content
	Type of IP right	SART	Patent
	Status	ST	Pending/in force
21	DE file number	DAKZ	60 2021 011 857.0
96	EP file number	EAKZ	21 19 6323.6
97	EP publication number	EPN	3978737
54	Designation/title	TI	KOMPLEXER ZYKLUS GASTURBINENMOTOR
51	IPC main class	ICM (ICMV)	F02C 3/20 (2006.01)
51	IPC secondary class(es)	ICS (ICSV)	F02C 3/22 (2006.01), F02C 7/143 (2006.01), F02C 7/224 (2006.01), F02C 9/40 (2006.01), F02C 9/26 (2006.01)
22	DE application date	DAT	Sep 13, 2021
96	EP application date	EAT	Sep 13, 2021
43	Date of first publication	OT	Apr 6, 2022
	Date of publication of grant	PET	Apr 17, 2024
71/73	Applicant/owner	INH	Rolls-Royce plc, London, GB
72	Inventor	IN	Palmer, Chloe, Derby, DE24 8BJ, GB; Whurr, John, Derby, DE24 8BJ, GB
	Address for service		Rolls-Royce plc, London N1 9FX, GB
33 31 32	Foreign priority	PRC PRNA PRDA	GB 202015452 Sep 30, 2020
33 31 32	Foreign priority	PRC PRNA PRDA	GB 202015453 Sep 30, 2020
33 31 32	Foreign priority	PRC PRNA PRDA	GB 202015454 Sep 30, 2020
33 31 32	Foreign priority	PRC PRNA PRDA	GB 202017014 Oct 27, 2020
	Due date	FT FG	Sep 30, 2025 Annual fee for the 5th year Patent fees
	Patent division in charge		13
97	EP language of publication	ELANG	EN - Englisch
84	Designated EP contracting states	EDS	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, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR
	Published EP/WO documents	EPWOPN	Original document: EP000003978737A1 Searchable text: EP000003978737A1 Original document: EP000003978737B1 Searchable text: EP000003978737B1
43	Date of first publication	EVT	Apr 6, 2022
	Date of the first transfer into DPMAregister	EREGT	Apr 6, 2022
	Date of the (most recent) update in DPMAregister	REGT	Sep 25, 2025 (Show all update days)(Hide all update days) Sep 25, 2025 St.36: changed (technical change) Aug 14, 2025 St.36: changed (technical change) Aug 7, 2025 St.36: changed (technical change) Jul 31, 2025 St.36: changed (technical change) Jun 5, 2025 St.36: changed (technical change) May 8, 2025 Procedures: Procedure relating to EP application, EPO publication of mention of grant , 17.04.2024: new Procedures: Procedure relating to EP application, EPO publication of mention of grant , 17.04.2024: deleted Apr 10, 2025 Procedures: Procedure relating to EP application, Grant has become final, 20.01.2025: changed Mar 6, 2025 Procedures: Procedure relating to EP application, Grant has become final, 20.01.2025: new Feb 20, 2025 St.36: changed (technical change) Feb 13, 2025 St.36: changed (technical change) Feb 6, 2025 St.36: changed (technical change) Jan 30, 2025 St.36: changed (technical change) Nov 14, 2024 St.36: changed (technical change) Nov 7, 2024 St.36: changed (technical change) Oct 10, 2024 St.36: changed (technical change) Oct 8, 2024 Due date: changed Oct 6, 2024 St.36: changed (technical change) May 2, 2024; Mar 28, 2024; Feb 22, 2024 Historical data not available for this/these date(s) Apr 6, 2022 Date of the first transfer into DPMAregister

Procedural data
No.	Kind of procedure	Legal status	Date of legal/procedural status	Publication date	Alle Details anzeigen
1	Procedure relating to EP application	EPO 1st publication	Apr 6, 2022		Details anzeigen
2	Publications	Publication of a mention regarding EP 1st publication by DPMA	May 19, 2022	May 19, 2022	Details anzeigen
3	Change of classification	Change of IPC main class	Feb 6, 2024		Details anzeigen
4	Procedure relating to EP application	EPO publication of mention regarding patent grant (beginning of opposition period)	Apr 17, 2024		Details anzeigen
5	Publications	Publication by DPMA of mention regarding EP patent grant	May 2, 2024	May 2, 2024	Details anzeigen
6	Procedure relating to EP application	No opposition to patent grant filed, or opposition proceedings at EPO completed without decision	Jan 20, 2025	Apr 10, 2025	Details anzeigen

View procedures Procedure relating to EP application (No.: 1)
Criterion	Field	Content Close details
Type of procedure	VART	Procedure relating to EP application
Legal/procedural status	VST	EPO 1st publication
Date of legal/procedural status	VSTT	Apr 6, 2022
Date of update of the procedure	REGT	Apr 6, 2022

View procedures Publications (No.: 2)
Criterion	Field	Content Close details
Type of procedure	VART	Publications
Legal/procedural status	VST	Publication of a mention regarding EP 1st publication by DPMA
Date of legal/procedural status	VSTT	May 19, 2022
Issue number	HN	20
Year	PJ	2022
Publication date	VT	May 19, 2022
Type of publication	PART	Bibliographic data
Date of update of the procedure	REGT	Apr 6, 2022

View procedures Change of classification (No.: 3)
INID	Criterion	Field	Content Close details
	Type of procedure	VART	Change of classification
	Legal/procedural status	VST	Change of IPC main class
	Date of legal/procedural status	VSTT	Feb 6, 2024
51	IPC main class	ICM (ICMV)	F02C 3/20 (2006.01)
51	Previous IPC main class	ICMF (ICMVF)	F02C 3/22 (2006.01)
	Date of update of the procedure	REGT	Feb 22, 2024

View procedures Procedure relating to EP application (No.: 4)
Criterion	Field	Content Close details
Type of procedure	VART	Procedure relating to EP application
Legal/procedural status	VST	EPO publication of mention regarding patent grant (beginning of opposition period)
Date of legal/procedural status	VSTT	Apr 17, 2024
Date of update of the procedure	REGT	May 8, 2025

View procedures Publications (No.: 5)
Criterion	Field	Content Close details
Type of procedure	VART	Publications
Legal/procedural status	VST	Publication by DPMA of mention regarding EP patent grant
Date of legal/procedural status	VSTT	May 2, 2024
Issue number	HN	18
Year	PJ	2024
Publication date	VT	May 2, 2024
Type of publication	PART	Bibliographic data
Part	HT	Part 5
Date of update of the procedure	REGT	May 2, 2024

View procedures Procedure relating to EP application (No.: 6)
Criterion	Field	Content Close details
Type of procedure	VART	Procedure relating to EP application
Legal/procedural status	VST	No opposition to patent grant filed, or opposition proceedings at EPO completed without decision
Date of legal/procedural status	VSTT	Jan 20, 2025
Issue number	HN	15
Year	PJ	2025
Publication date	VT	Apr 10, 2025
Type of publication	PART	Bibliographic data
Part	HT	Part 3
Date of update of the procedure	REGT	Apr 10, 2025