Register information Patent

DE file number : 60 2011 022 142.6 (Status: pending/in force, Query started: August 17, 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 2011 022 142.6
96	EP file number	EAKZ	11 82 9686.2
86	WO file number	WAKZ	PCT/SE2011/051161
97	EP publication number	EPN	2621496
87	WO publication number	WPN	2012044243
54	Designation/title	TI	KRISTALLINES NALOXOL-PEG-KONJUGAT
51	IPC main class	ICM (ICMV)	A61K 47/50 (2017.01)
51	IPC secondary class(es)	ICS (ICSV)	C07D 489/04 (2006.01), A61P 39/00 (2006.01)
22	DE application date	DAT	Sep 29, 2011
96	EP application date	EAT	Sep 29, 2011
86	WO application date	WAT	Sep 29, 2011
43	Date of first publication	OT	Apr 5, 2012
	Date of publication of grant	PET	Dec 16, 2015
71/73	Applicant/owner	INH	AstraZeneca AB, 15185 Södertälje, SE; Nektar Therapeutics, San Francisco, Calif., US
72	Inventor	IN	ÅSLUND, Bengt Leonard, SE-151 85 Södertälje, SE; AURELL, Carl-Johan, SE-151 85 Södertälje, SE; BOHLIN, Martin Hans, SE-151 85 Södertälje, SE; SEBHATU, Tesfai, SE-151 85 Södertälje, SE; YMÉN, Bo Ingvar, SE-151 85 Södertälje, SE; HEALY, Eric Thomas, San Francisco, California 94158, US; JENSEN, David Richard, San Francisco, California 94158, US; JONAITIS, David Thomas, West Lafayette, Indiana 47906-1076, US; PARENT, Stephan, West Lafayette, Indiana 47906-1076, US; Lechuga-Ballesteros, David, San Jose, CA, US
	Address for service		HOFFMANN - EITLE Patent- und Rechtsanwälte PartmbB, 81925 München, DE
33 31 32	Foreign priority	PRC PRNA PRDA	US 388501 P Sep 30, 2010
	Due date	FT FG	Sep 30, 2026 Annual fee for the 16th year Patent fees
	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
	Published EP/WO documents	EPWOPN	Original document: EP000002621496 Searchable text: EP000002621496 Original document: EP000002621496B1 Searchable text: EP000002621496B1 Original document: EP000002621496B2 Searchable text: EP000002621496B2 Original document: WO002012044243 Searchable text: WO002012044243
43	Date of first publication	EVT	Apr 5, 2012
	Date of the first transfer into DPMAregister	EREGT	Sep 20, 2013
	Date of the (most recent) update in DPMAregister	REGT	Aug 14, 2025 (Show all update days)(Hide all update days) Aug 14, 2025 Due date: changed Procedures: Procedure relating to EP application, EPO publication of mention of grant , 16.12.2015: new Procedures: Procedure relating to EP application, EPO publication of mention of grant , 16.12.2015: deleted Aug 17, 2024 Due date: changed Procedures: Procedure relating to PCT application, Publication of PCT application, 05.04.2012: deleted Sep 20, 2013 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	Apr 5, 2012		Details anzeigen
2	Procedure relating to EP application	EPO 1st publication	Aug 7, 2013		Details anzeigen
3	Publications	Publication of a mention regarding EP 1st publication by DPMA	Sep 19, 2013	Sep 19, 2013	Details anzeigen
4	Change of classification	Change of IPC main class	Aug 20, 2014	Jan 5, 2017	Details anzeigen
5	Procedure relating to EP application	EPO publication of mention regarding patent grant (beginning of opposition period)	Dec 16, 2015		Details anzeigen
6	Publications	Publication by DPMA of mention regarding EP patent grant	Jan 28, 2016	Jan 28, 2016	Details anzeigen
7	Opposition procedure	Opposition to patent filed	Sep 16, 2016	Dec 1, 2016	Details anzeigen
8	Change of classification	Change of IPC main class	Nov 29, 2016	Jan 5, 2017	Details anzeigen
9	Opposition procedure	Patent maintained in amended form by EPO	Dec 12, 2018		Details anzeigen
10	Opposition procedure	Decision by EPO to maintain patent in amended form has become final	Dec 12, 2018	Dec 27, 2018	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	Apr 5, 2012

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	Aug 7, 2013

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	Sep 19, 2013
Issue number	HN	38
Year	PJ	2013
Publication date	VT	Sep 19, 2013
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	Aug 20, 2014
	Issue number	HN	1
	Year	PJ	2017
	Publication date	VT	Jan 5, 2017
	Type of publication	PART	Bibliographic data
	Part	HT	Part 3
51	IPC main class	ICM (ICMV)	A61K 47/48 (2006.01)
51	Previous IPC main class	ICMF (ICMVF)	A61K 31/485 (2006.01)

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	Dec 16, 2015
Date of update of the procedure	REGT	Aug 14, 2025

View procedures Publications (No.: 6)
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	Jan 28, 2016
Issue number	HN	4
Year	PJ	2016
Publication date	VT	Jan 28, 2016
Type of publication	PART	Bibliographic data
Part	HT	Part 5

View procedures Opposition procedure (No.: 7)
Criterion	Field	Content Close details
Type of procedure	VART	Opposition procedure
Legal/procedural status	VST	Opposition to patent filed
Date of legal/procedural status	VSTT	Sep 16, 2016
Issue number	HN	48
Year	PJ	2016
Publication date	VT	Dec 1, 2016
Type of publication	PART	Bibliographic data
Part	HT	Part 3

View procedures Change of classification (No.: 8)
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	Nov 29, 2016
	Issue number	HN	1
	Year	PJ	2017
	Publication date	VT	Jan 5, 2017
	Type of publication	PART	Bibliographic data
	Part	HT	Part 3
51	IPC main class	ICM (ICMV)	A61K 47/50 (2017.01)
51	Previous IPC main class	ICMF (ICMVF)	A61K 47/48 (2006.01)

View procedures Opposition procedure (No.: 9)
Criterion	Field	Content Close details
Type of procedure	VART	Opposition procedure
Legal/procedural status	VST	Patent maintained in amended form by EPO
Date of legal/procedural status	VSTT	Dec 12, 2018
Date of update of the procedure	REGT	Apr 30, 2022

View procedures Opposition procedure (No.: 10)
Criterion	Field	Content Close details
Type of procedure	VART	Opposition procedure
Legal/procedural status	VST	Decision by EPO to maintain patent in amended form has become final
Date of legal/procedural status	VSTT	Dec 12, 2018
Issue number	HN	52
Year	PJ	2018
Publication date	VT	Dec 27, 2018
Type of publication	PART	Bibliographic data
Part	HT	Part 3
Date of update of the procedure	REGT	Apr 30, 2022