Register information Unitary patent

EP file number: 19 74 9168.1 (Status: pending/in force, Query started: July 6, 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 2019 056 596.8
96	EP file number	EAKZ	19 74 9168.1
86	WO file number	WAKZ	PCT/CN2019/079184
97	EP publication number	EPN	3616723
87	WO publication number	WPN	2020015377
54	Designation/title	TI	VERWENDUNG VON NIKOTINSÄURE ODER PRAZOSIN ZUR BEHANDLUNG VON MYOPIE
51	IPC main class	ICM (ICMV)	A61K 31/517 (2006.01)
51	IPC secondary class(es)	ICS (ICSV)	A61K 31/455 (2006.01), A61P 27/10 (2006.01), A61K 36/236 (2006.01), A61K 36/537 (2006.01), A61K 36/488 (2006.01)
22	DE application date	DAT	Mar 22, 2019
96	EP application date	EAT	Mar 22, 2019
86	WO application date	WAT	Mar 22, 2019
43	Date of first publication	OT	Jan 23, 2020
	Date of publication of grant	PET	Aug 7, 2024
71/73	Applicant/owner	INH	Wenzhou Medical University, Wenzhou, Zhejiang 325000, CN
72	Inventor	IN	ZHOU, Xiangtian, Wenzhou Zhejiang 325000, CN; ZHANG, Sen, Wenzhou Zhejiang 325000, CN; QU, Jia, Wenzhou Zhejiang 325000, CN; ZHANG, Guoyun, Wenzhou Zhejiang 325000, CN; ZHAO, Fei, Wenzhou Zhejiang 325000, CN; ZHOU, Xuan, Wenzhou Zhejiang 325000, CN
74	Representative	VTR	Dennemeyer & Associates S.A., 81304 München, DE
33 31 32	Foreign priority	PRC PRNA PRDA	CN 201810787541 Jul 18, 2018
	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, RO, SE, SI
	Published EP/WO documents	EPWOPN	Original document: EP000003616723A1 Searchable text: EP000003616723A1 Original document: EP000003616723B1 Searchable text: EP000003616723B1 Original document: WO002020015377 Searchable text: WO002020015377
43	Date of first publication	EVT	Jan 23, 2020
	Date of the first transfer into DPMAregister	EREGT	Mar 4, 2020
	Date of the (most recent) update in DPMAregister	REGT	Jun 26, 2025 (Show all update days)(Hide all update days) Jun 26, 2025 Procedures: Procedure relating to EP application, Grant has become final, 08.05.2025: new May 1, 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 , 07.08.2024: new Procedures: Procedure relating to EP application, EPO publication of mention of grant , 07.08.2024: deleted Oct 31, 2024 Procedures: EP procedure, EP patent – unitary effect registered, 17.09.2024: changed Procedures: EP procedure, EP patent – unitary effect effective, 07.08.2024: changed Sep 26, 2024 Applicant/owner: changed Representative: new Address for service: deleted Due date: deleted Member states EPGÜ: new Procedures: EP procedure, EP patent – unitary effect registered, 17.09.2024: new Procedures: EP procedure, EP patent – unitary effect effective, 07.08.2024: new Sep 19, 2024 Procedures: EP procedure, EP patent – request for unitary effect, 04.09.2024: new Aug 29, 2024 Procedures: Publications, DPMA mention of EP grant, 29.08.2024: new Jul 23, 2024 Applicant/owner: new Address for service: new Due date: new Jul 18, 2024 DE file number : new DE application date: new Date of publication of grant: new Published EP/WO documents: changed File number displayed in the result list: changed Procedures: Procedure relating to EP application, EPO publication of mention of grant , 07.08.2024: new Mar 28, 2024 Historical data not available for this/these date(s) Mar 4, 2020 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	Jan 23, 2020		Details anzeigen
2	Procedure relating to EP application	EPO 1st publication	Mar 4, 2020		Details anzeigen
3	Publications	Publication of a mention regarding EP 1st publication by DPMA	Apr 16, 2020	Apr 16, 2020	Details anzeigen
4	Change of classification	Change of IPC main class	Mar 11, 2024		Details anzeigen
5	Procedure relating to EP application	EPO publication of mention regarding patent grant (beginning of opposition period)	Aug 7, 2024		Details anzeigen
6	EP procedure	European patent with unitary effect has become effective	Aug 7, 2024	Oct 31, 2024	Details anzeigen
7	Publications	Publication by DPMA of mention regarding EP patent grant	Aug 29, 2024	Aug 29, 2024	Details anzeigen
8	EP procedure	Filing of request for unitary effect of European patent	Sep 4, 2024		Details anzeigen
9	EP procedure	Registration of unitary effect of European patent	Sep 17, 2024	Oct 31, 2024	Details anzeigen
10	Procedure relating to EP application	No opposition to patent grant filed, or opposition proceedings at EPO completed without decision	May 8, 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	Jan 23, 2020

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	Mar 4, 2020

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	Apr 16, 2020
Issue number	HN	16
Year	PJ	2020
Publication date	VT	Apr 16, 2020
Type of publication	PART	Bibliographic data

View procedures Change of classification (No.: 4)
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	Mar 11, 2024
51	IPC main class	ICM (ICMV)	A61K 31/517 (2006.01)
51	Previous IPC main class	ICMF (ICMVF)	A61K 45/00 (2006.01)
	Date of update of the procedure	REGT	Mar 28, 2024

View procedures Procedure relating to EP application (No.: 5)
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	Aug 7, 2024
Date of update of the procedure	REGT	May 1, 2025

View procedures EP procedure (No.: 6)
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	Aug 7, 2024
Issue number	HN	44
Year	PJ	2024
Publication date	VT	Oct 31, 2024
Type of publication	PART	Bibliographic data
Part	HT	Part 5
Date of update of the procedure	REGT	Oct 31, 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	Aug 29, 2024
Issue number	HN	35
Year	PJ	2024
Publication date	VT	Aug 29, 2024
Type of publication	PART	Bibliographic data
Part	HT	Part 5
Date of update of the procedure	REGT	Aug 29, 2024

View procedures EP procedure (No.: 8)
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	Sep 4, 2024
Date of update of the procedure	REGT	Sep 19, 2024

View procedures EP procedure (No.: 9)
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	Sep 17, 2024
Issue number	HN	44
Year	PJ	2024
Publication date	VT	Oct 31, 2024
Type of publication	PART	Bibliographic data
Part	HT	Part 5
Date of update of the procedure	REGT	Oct 31, 2024

View procedures Procedure relating to EP application (No.: 10)
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	May 8, 2025
Date of update of the procedure	REGT	Jun 26, 2025