Register information Unitary patent

EP file number: 21 70 1070.1 (Status: pending/in force, Query started: June 20, 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	Unitary patent
	Status	ST	Pending/in force
21	DE file number	DAKZ	60 2021 009 835.9
96	EP file number	EAKZ	21 70 1070.1
86	WO file number	WAKZ	PCT/EP2021/050697
97	EP publication number	EPN	4090318
87	WO publication number	WPN	2021144364
54	Designation/title	TI	PARTIKEL EINER MISCHUNG AUS EISEN(III)-OXYHYDROXID, SACCHAROSE UND EINER ODER MEHREREN STÄRKEN, VORZUGSWEISE AUS SUCROFERRAT-OXYHYDROXID
51	IPC main class	ICM (ICMV)	A61K 9/20 (2006.01)
51	IPC secondary class(es)	ICS (ICSV)	A61K 9/16 (2006.01), A61K 33/26 (2006.01), A61P 13/12 (2006.01)
22	DE application date	DAT	Jan 14, 2021
96	EP application date	EAT	Jan 14, 2021
86	WO application date	WAT	Jan 14, 2021
43	Date of first publication	OT	Jul 22, 2021
	Date of publication of grant	PET	Feb 28, 2024
71/73	Applicant/owner	INH	Vifor Fresenius Medical Care Renal Pharma, Ltd., 9014 St. Gallen, CH
72	Inventor	IN	FRISON, Nicolas, 1775 Mannens, CH; SPICHIGER, Miriam, 3453 Heimisbach, CH; ITTEL, Mélanie, 68300 Saint-Lous, FR
74	Representative	VTR	Gille Hrabal Partnerschaftsgesellschaft mbB Patentanwälte, 40593 Düsseldorf, DE
33 31 32	Foreign priority	PRC PRNA PRDA	EP 20152163 Jan 16, 2020
	Patent division in charge		44
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
	Member states EPGÜ	EPGUE	AT, BE, BG, DE, DK, EE, FI, FR, IT, LT, LU, LV, MT, NL, PT, SE, SI
	Published EP/WO documents	EPWOPN	Original document: EP000004090318A1 Searchable text: EP000004090318A1 Original document: EP000004090318B1 Searchable text: EP000004090318B1 Original document: WO002021144364 Searchable text: WO002021144364
43	Date of first publication	EVT	Jul 22, 2021
	Date of the first transfer into DPMAregister	EREGT	Nov 23, 2022
	Date of the (most recent) update in DPMAregister	REGT	Jun 6, 2025 (Show all update days)(Hide all update days) Jun 6, 2025 Type of IP right: changed File number displayed in the result list: changed Procedures: Procedure relating to EP application, EPO publication of mention of grant , 28.02.2024: new Procedures: Procedure relating to EP application, EPO publication of mention of grant , 28.02.2024: deleted Feb 20, 2025 Procedures: Procedure relating to EP application, Grant has become final, 29.11.2024: changed Jan 16, 2025 Procedures: Procedure relating to EP application, Grant has become final, 29.11.2024: new Jul 18, 2024 St.36: changed (technical change) May 8, 2024; Apr 4, 2024; Mar 21, 2024; Feb 9, 2024; Feb 8, 2024; Sep 14, 2023 Historical data not available for this/these date(s) Nov 23, 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 PCT application	WO publication	Jul 22, 2021		Details anzeigen
2	Procedure relating to EP application	EPO 1st publication	Nov 23, 2022		Details anzeigen
3	Publications	Publication of a mention regarding EP 1st publication by DPMA	Jan 5, 2023	Jan 5, 2023	Details anzeigen
4	Procedure relating to EP application	EPO publication of mention regarding patent grant (beginning of opposition period)	Feb 28, 2024		Details anzeigen
5	EP procedure	European patent with unitary effect has become effective	Feb 28, 2024	May 8, 2024	Details anzeigen
6	EP procedure	Filing of request for unitary effect of European patent	Mar 18, 2024		Details anzeigen
7	Publications	Publication by DPMA of mention regarding EP patent grant	Mar 21, 2024	Mar 21, 2024	Details anzeigen
8	EP procedure	Registration of unitary effect of European patent	Mar 25, 2024	May 8, 2024	Details anzeigen
9	Procedure relating to EP application	No opposition to patent grant filed, or opposition proceedings at EPO completed without decision	Nov 29, 2024	Feb 20, 2025	Details anzeigen

View procedures Procedure relating to PCT application (No.: 1)
Criterion	Field	Content Close details
Type of procedure	VART	Procedure relating to PCT application
Legal/procedural status	VST	WO publication
Date of legal/procedural status	VSTT	Jul 22, 2021
Date of update of the procedure	REGT	Nov 23, 2022

View procedures Procedure relating to EP application (No.: 2)
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	Nov 23, 2022
Date of update of the procedure	REGT	Nov 23, 2022

View procedures Publications (No.: 3)
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	Jan 5, 2023
Issue number	HN	1
Year	PJ	2023
Publication date	VT	Jan 5, 2023
Type of publication	PART	Bibliographic data
Date of update of the procedure	REGT	Nov 23, 2022

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	Feb 28, 2024
Date of update of the procedure	REGT	Jun 6, 2025

View procedures EP procedure (No.: 5)
Criterion	Field	Content Close details
Type of procedure	VART	Unitary effect procedure
Legal/procedural status	VST	European patent with unitary effect has become effective
Date of legal/procedural status	VSTT	Feb 28, 2024
Issue number	HN	19
Year	PJ	2024
Publication date	VT	May 8, 2024
Type of publication	PART	Bibliographic data
Part	HT	Part 5
Date of update of the procedure	REGT	May 8, 2024

View procedures EP procedure (No.: 6)
Criterion	Field	Content Close details
Type of procedure	VART	Unitary effect procedure
Legal/procedural status	VST	Filing of request for unitary effect of European patent
Date of legal/procedural status	VSTT	Mar 18, 2024
Date of update of the procedure	REGT	Apr 4, 2024

View procedures Publications (No.: 7)
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	Mar 21, 2024
Issue number	HN	12
Year	PJ	2024
Publication date	VT	Mar 21, 2024
Type of publication	PART	Bibliographic data
Part	HT	Part 5
Date of update of the procedure	REGT	Mar 21, 2024

View procedures EP procedure (No.: 8)
Criterion	Field	Content Close details
Type of procedure	VART	Unitary effect procedure
Legal/procedural status	VST	Registration of unitary effect of European patent
Date of legal/procedural status	VSTT	Mar 25, 2024
Issue number	HN	19
Year	PJ	2024
Publication date	VT	May 8, 2024
Type of publication	PART	Bibliographic data
Part	HT	Part 5
Date of update of the procedure	REGT	May 8, 2024

View procedures Procedure relating to EP application (No.: 9)
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	Nov 29, 2024
Issue number	HN	8
Year	PJ	2025
Publication date	VT	Feb 20, 2025
Type of publication	PART	Bibliographic data
Part	HT	Part 3
Date of update of the procedure	REGT	Feb 20, 2025