Register information Patent

DE file number : P 29 63 150.3 (Status: not pending/lapsed, Query started: May 2, 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	Not pending/lapsed
21	DE file number	DAKZ	P 29 63 150.3
96	EP file number	EAKZ	79 85 0057.5
97	EP publication number	EPN	7293
54	Designation/title	TI	Hypotensiv wirksamer 2,6-Dimethyl-4-(2,3-dichlorophenyl)-1,4-dihydropyridin-3,5-dicarbonsäure-3-methylester-5-ethylester, Verfahren zu seiner Herstellung und diesen enthaltende pharmazeutische Zusammensetzungen.
51	IPC main class	ICM (ICMV)	C07D 211/90 (2000.01)
51	IPC secondary class(es)	ICS (ICSV)	A61K 31/44 (1995.01)
22	DE application date	DAT	Jun 12, 1979
96	EP application date	EAT	Jun 12, 1979
43	Date of first publication	OT	Jan 23, 1980
	Date of publication of grant	PET	Jun 23, 1982
71/73	Applicant/owner	INH	Aktiebolaget Hässle, 43183 Mölndal, SE
72	Inventor	IN	Berntsson, Peter Bernhard, S-431 33 Mölndal, SE; Carlsson, Stig Ake Ingemar, S-435 00 Mölnlycke, SE; Gaarder, Jan Örnulf, S-411 33 Göteborg, SE; Ljung, Bengt Richard, S-413 19 Göteborg, SE
33 31 32	Foreign priority	PRC PRNA PRDA	SE 7807404 Jun 30, 1978
	Patent division in charge		44
21	File number of protection certificate	ZAKZ	193 75 033.3 194 75 020.5
97	EP language of publication	ELANG	EN - Englisch
84	Designated EP contracting states	EDS	AT, BE, CH, DE, FR, GB, IT, LU, NL, SE
	Published EP/WO documents	EPWOPN	Original document: EP000000007293 Searchable text: EP000000007293 Original document: EP000000007293B1 Searchable text: EP000000007293B1
43	Date of first publication	EVT	Jan 23, 1980
	Date of the first transfer into DPMAregister	EREGT	Sep 25, 2012
	Date of the (most recent) update in DPMAregister	REGT	Apr 30, 2022 (Show all update days)(Hide all update days) Apr 30, 2022; Aug 16, 2019; May 29, 2019; Apr 24, 2019; Aug 3, 2017; Jul 30, 2013; May 9, 2013; Jan 18, 2013 Historical data not available for this/these date(s) Sep 25, 2012 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	Jan 23, 1980		Details anzeigen
2	Procedure relating to EP application	EPO publication of search report	Jan 23, 1980		Details anzeigen
3	Procedure relating to EP application	EPO publication of mention regarding patent grant (beginning of opposition period)	Jun 23, 1982		Details anzeigen
4	Opposition procedure	Opposition to patent filed	Mar 16, 1983		Details anzeigen
5	Opposition procedure	Patent maintained full by EPO	Mar 29, 1985		Details anzeigen
6	Opposition procedure	Decision by EPO to maintain patent in full has become final	Mar 29, 1985		Details anzeigen
7	Change of classification	Change of IPC main class	Oct 12, 1989		Details anzeigen
8	Change of classification	Change of IPC main class	Oct 1, 1994		Details anzeigen
9	Nullity procedure	Action brought for declaration of nullity	Oct 16, 1998	Jan 7, 1999	Details anzeigen
10	Examination procedure	Case file pending with Federal Patent Court	Oct 16, 1998		Details anzeigen
11	Change of classification	Change of IPC main class	Oct 16, 1999		Details anzeigen
12	Nullity procedure	Final declaration of nullity of patent in full	May 28, 2004	Nov 25, 2004	Details anzeigen
13	Publications	Other <with further information such as lien, etc>	May 29, 2019	May 29, 2019	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	Jan 23, 1980

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 publication of search report
Date of legal/procedural status	VSTT	Jan 23, 1980

View procedures Procedure relating to EP application (No.: 3)
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	Jun 23, 1982

View procedures Opposition procedure (No.: 4)
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	Mar 16, 1983

View procedures Opposition procedure (No.: 5)
Criterion	Field	Content Close details
Type of procedure	VART	Opposition procedure
Legal/procedural status	VST	Patent maintained full by EPO
Date of legal/procedural status	VSTT	Mar 29, 1985
Date of update of the procedure	REGT	Apr 30, 2022

View procedures Opposition procedure (No.: 6)
Criterion	Field	Content Close details
Type of procedure	VART	Opposition procedure
Legal/procedural status	VST	Decision by EPO to maintain patent in full has become final
Date of legal/procedural status	VSTT	Mar 29, 1985
Date of update of the procedure	REGT	Apr 30, 2022

View procedures Change of classification (No.: 7)
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	Oct 12, 1989
51	IPC main class	ICM (ICMV)	C07D 211/90 (1990.01)
51	Previous IPC main class	ICMF (ICMVF)	C07D 211/90 (1985.01)

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	Oct 1, 1994
51	IPC main class	ICM (ICMV)	C07D 211/90 (1995.01)
51	Previous IPC main class	ICMF (ICMVF)	C07D 211/90 (1990.01)

View procedures Nullity procedure (No.: 9)
Criterion	Field	Content Close details
Type of procedure	VART	Nullity procedure
Legal/procedural status	VST	Action brought for declaration of nullity
Date of legal/procedural status	VSTT	Oct 16, 1998
Issue number	HN	1
Year	PJ	1999
Publication date	VT	Jan 7, 1999
Type of publication	PART	Bibliographic data
Part	HT	Part 3

View procedures Examination procedure (No.: 10)
Criterion	Field	Content Close details
Type of procedure	VART	Examination procedure
Legal/procedural status	VST	Case file pending with Federal Patent Court
Date of legal/procedural status	VSTT	Oct 16, 1998

View procedures Change of classification (No.: 11)
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	Oct 16, 1999
51	IPC main class	ICM (ICMV)	C07D 211/90 (2000.01)
51	Previous IPC main class	ICMF (ICMVF)	C07D 211/90 (1995.01)

View procedures Nullity procedure (No.: 12)
Criterion	Field	Content Close details
Type of procedure	VART	Nullity procedure
Legal/procedural status	VST	Final declaration of nullity of patent in full
Date of legal/procedural status	VSTT	May 28, 2004
Issue number	HN	48
Year	PJ	2004
Publication date	VT	Nov 25, 2004
Type of publication	PART	Bibliographic data
Part	HT	Part 3

View procedures Publications (No.: 13)
Criterion	Field	Content Close details
Type of procedure	VART	Publications
Legal/procedural status	VST	Other <with further information such as lien, etc>
Date of legal/procedural status	VSTT	May 29, 2019
Issue number	HN	22
Year	PJ	2019
Publication date	VT	May 29, 2019
Type of publication	PART	Bibliographic data
Part	HT	Part 3
Supplementary information	INFO	Die negative Erledigung des Patents wegen Zeitablauf wurde gelöscht, da das Patent im vollem Umfang für nichtig erklärt wurde.