Register information Unitary patent

EP file number: 19 70 3440.8 (Status: pending/in force, Query started: August 30, 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 036 710.4
96	EP file number	EAKZ	19 70 3440.8
86	WO file number	WAKZ	PCT/US2019/013060
97	EP publication number	EPN	3737679
87	WO publication number	WPN	2019140095
54	Designation/title	TI	NEUARTIGES VERFAHREN UND ZWISCHENPRODUKTE ZUR HERSTELLUNG VON LÖSLICHEN GUANYLATCYCLASESTIMULATOREN
51	IPC main class	ICM (ICMV)	C07C 59/245 (2006.01)
51	IPC secondary class(es)	ICS (ICSV)	C07D 413/14 (2006.01), C07D 239/34 (2006.01), C07D 263/06 (2006.01), C07C 237/06 (2006.01)
22	DE application date	DAT	Jan 10, 2019
96	EP application date	EAT	Jan 10, 2019
86	WO application date	WAT	Jan 10, 2019
43	Date of first publication	OT	Jul 18, 2019
	Date of publication of grant	PET	Sep 6, 2023
71/73	Applicant/owner	INH	Cyclerion Therapeutics, Inc., Cambridge, MA 02142, US
72	Inventor	IN	WALLACE, Debra Jane, Cambridge, MA 02142, US; ZHOU, Fenger, Cambridge, MA 02142, US; WANG, Yuguang, Cambridge, MA 02142, US; NAKAI, Takashi, Cambridge, MA 02142, US; KARNATI, Vishnu Vardhan Reddy, Cambridge, MA 02142, US; SCHAIRER, Wayne C., Cambridge, MA 02142, US; KISSEL, William, Cambridge, MA 02142, US; XUE, Song, Cambridge, MA 02142, US; HASHASH, Ahmad, Cambridge, MA 02142, US
74	Representative	VTR	Elkington and Fife LLP, Sevenoaks, Kent TN13 1XR, GB
33 31 32	Foreign priority	PRC PRNA PRDA	US 201862615678 P Jan 10, 2018
33 31 32	Foreign priority	PRC PRNA PRDA	WO PCT/CN2018/076982 Feb 22, 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, SE, SI
	Published EP/WO documents	EPWOPN	Original document: EP000003737679A1 Searchable text: EP000003737679A1 Original document: EP000003737679B1 Searchable text: EP000003737679B1 Original document: WO002019140095 Searchable text: WO002019140095
43	Date of first publication	EVT	Jul 18, 2019
	Date of the first transfer into DPMAregister	EREGT	Nov 18, 2020
	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 , 06.09.2023: new Procedures: Procedure relating to EP application, EPO publication of mention of grant , 06.09.2023: deleted Sep 12, 2024 St.36: changed (technical change) Aug 29, 2024 Procedures: Procedure relating to EP application, Grant has become final, 07.06.2024: changed Jul 25, 2024 Procedures: Procedure relating to EP application, Grant has become final, 07.06.2024: new Nov 18, 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	Jul 18, 2019		Details anzeigen
2	Procedure relating to EP application	EPO 1st publication	Nov 18, 2020		Details anzeigen
3	Publications	Publication of a mention regarding EP 1st publication by DPMA	Dec 31, 2020	Dec 31, 2020	Details anzeigen
4	Change of classification	Change of IPC main class	Apr 6, 2022		Details anzeigen
5	Procedure relating to EP application	EPO publication of mention regarding patent grant (beginning of opposition period)	Sep 6, 2023		Details anzeigen
6	EP procedure	European patent with unitary effect has become effective	Sep 6, 2023	Dec 14, 2023	Details anzeigen
7	Publications	Publication by DPMA of mention regarding EP patent grant	Sep 28, 2023	Sep 28, 2023	Details anzeigen
8	EP procedure	Filing of request for unitary effect of European patent	Oct 5, 2023		Details anzeigen
9	EP procedure	Registration of unitary effect of European patent	Nov 2, 2023	Dec 14, 2023	Details anzeigen
10	Procedure relating to EP application	No opposition to patent grant filed, or opposition proceedings at EPO completed without decision	Jun 7, 2024	Aug 29, 2024	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 18, 2019
Date of update of the procedure	REGT	Aug 17, 2023

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 18, 2020
Date of update of the procedure	REGT	Nov 18, 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	Dec 31, 2020
Issue number	HN	53
Year	PJ	2020
Publication date	VT	Dec 31, 2020
Type of publication	PART	Bibliographic data
Date of update of the procedure	REGT	Nov 18, 2020

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	Apr 6, 2022
51	IPC main class	ICM (ICMV)	C07C 59/245 (2006.01)
51	Previous IPC main class	ICMF (ICMVF)	C07D 413/14 (2006.01)
	Date of update of the procedure	REGT	Mar 23, 2023

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	Sep 6, 2023
Date of update of the procedure	REGT	Jun 6, 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	Sep 6, 2023
Issue number	HN	50
Year	PJ	2023
Publication date	VT	Dec 14, 2023
Type of publication	PART	Bibliographic data
Part	HT	Part 5
Date of update of the procedure	REGT	Dec 14, 2023

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	Sep 28, 2023
Issue number	HN	39
Year	PJ	2023
Publication date	VT	Sep 28, 2023
Type of publication	PART	Bibliographic data
Part	HT	Part 5
Date of update of the procedure	REGT	Sep 28, 2023

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	Oct 5, 2023
Date of update of the procedure	REGT	Oct 19, 2023

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	Nov 2, 2023
Issue number	HN	50
Year	PJ	2023
Publication date	VT	Dec 14, 2023
Type of publication	PART	Bibliographic data
Part	HT	Part 5
Date of update of the procedure	REGT	Dec 14, 2023

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	Jun 7, 2024
Issue number	HN	35
Year	PJ	2024
Publication date	VT	Aug 29, 2024
Type of publication	PART	Bibliographic data
Part	HT	Part 3
Date of update of the procedure	REGT	Aug 29, 2024