Register information Patent

DE file number : 60 2012 065 383.3 (Status: pending/in force, Query started: August 3, 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 2012 065 383.3
96	EP file number	EAKZ	12 16 6821.4
97	EP publication number	EPN	2533457
54	Designation/title	TI	Implizit zertifizierte öffentliche Schlüssel
51	IPC main class	ICM (ICMV)	H04L 9/30 (2006.01)
51	IPC secondary class(es)	ICS (ICSV)	H04L 9/32 (2006.01), H04L 9/00 (2022.01)
22	DE application date	DAT	May 4, 2012
96	EP application date	EAT	May 4, 2012
43	Date of first publication	OT	Dec 12, 2012
	Date of publication of grant	PET	Nov 6, 2019
71/73	Applicant/owner	INH	Malikie Innovations Ltd., Dublin, IE
72	Inventor	IN	Kravitz, David William, Fairfax, VA Virginia 22031, US; Zaverucha, Gregory Marc, Mississauga, Ontario L4W 0B5, CA; Brown, Daniel Richard L, Mississauga, Ontario L4W 0B5, CA
	Address for service		Malikie Innovations Ltd., Dun Laoghaire, Dublin A96 VR66, IE
33 31 32	Foreign priority	PRC PRNA PRDA	US 201161495788 P Jun 10, 2011
	Due date	FT FG	May 31, 2026 Annual fee for the 15th year Patent fees
	Patent division in charge		31
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: EP000002533457 Searchable text: EP000002533457 Original document: EP000002533457B1 Searchable text: EP000002533457B1
43	Date of first publication	EVT	Dec 12, 2012
	Date of the first transfer into DPMAregister	EREGT	Jan 25, 2013
	Date of the (most recent) update in DPMAregister	REGT	Jun 12, 2025 (Show all update days)(Hide all update days) Jun 12, 2025 Due date: changed Jun 11, 2025 Procedures: Procedure relating to EP application, EPO publication of mention of grant , 06.11.2019: new Procedures: Procedure relating to EP application, EPO publication of mention of grant , 06.11.2019: deleted Jan 25, 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 EP application	EPO 1st publication	Dec 12, 2012		Details anzeigen
2	Publications	Publication of a mention regarding EP 1st publication by DPMA	Jan 24, 2013	Jan 24, 2013	Details anzeigen
3	Change of classification	Change of IPC main class	May 7, 2019		Details anzeigen
4	Procedure relating to EP application	EPO publication of mention regarding patent grant (beginning of opposition period)	Nov 6, 2019		Details anzeigen
5	New applicant/owner details	New applicant/owner details	Nov 18, 2019	Jan 16, 2020	Details anzeigen
6	Publications	Publication by DPMA of mention regarding EP patent grant	Nov 21, 2019	Nov 21, 2019	Details anzeigen
7	New applicant/owner details	New applicant/owner details	Dec 11, 2019	Jan 16, 2020	Details anzeigen
8	Procedure relating to EP application	No opposition to patent grant filed, or opposition proceedings at EPO completed without decision	Aug 7, 2020	Oct 29, 2020	Details anzeigen
9	New applicant/owner details	New applicant/owner details	Apr 30, 2024	Jun 6, 2024	Details anzeigen
10	New representative details	New representative details	Apr 30, 2024	Jun 6, 2024	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	Dec 12, 2012

View procedures Publications (No.: 2)
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 24, 2013
Issue number	HN	4
Year	PJ	2013
Publication date	VT	Jan 24, 2013
Type of publication	PART	Bibliographic data

View procedures Change of classification (No.: 3)
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	May 7, 2019
51	IPC main class	ICM (ICMV)	H04L 9/30 (2006.01)
51	Previous IPC main class	ICMF (ICMVF)	H04L 9/00 (2006.01)

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	Nov 6, 2019
Date of update of the procedure	REGT	Jun 11, 2025

View procedures New applicant/owner details (No.: 5)
INID	Criterion	Field	Content Close details
	Type of procedure	VART	New applicant/owner details
	Legal/procedural status	VST	New applicant/owner details
	Date of legal/procedural status	VSTT	Nov 18, 2019
	Issue number	HN	3
	Year	PJ	2020
	Publication date	VT	Jan 16, 2020
	Type of publication	PART	Bibliographic data
	Part	HT	Part 3
71/73	Previous applicant/owner	INHF	Certicom Corp., Mississauga, Ontario, CA

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	Nov 21, 2019
Issue number	HN	47
Year	PJ	2019
Publication date	VT	Nov 21, 2019
Type of publication	PART	Bibliographic data
Part	HT	Part 5

View procedures New applicant/owner details (No.: 7)
INID	Criterion	Field	Content Close details
	Type of procedure	VART	New applicant/owner details
	Legal/procedural status	VST	New applicant/owner details
	Date of legal/procedural status	VSTT	Dec 11, 2019
	Issue number	HN	3
	Year	PJ	2020
	Publication date	VT	Jan 16, 2020
	Type of publication	PART	Bibliographic data
	Part	HT	Part 3
71/73	Applicant/owner	INH	BlackBerry Limited, Waterloo, Ontario, CA
71/73	Previous applicant/owner	INHF	BlackBerry Limited, Waterloo, Ontario, CA

View procedures Procedure relating to EP application (No.: 8)
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	Aug 7, 2020
Issue number	HN	44
Year	PJ	2020
Publication date	VT	Oct 29, 2020
Type of publication	PART	Bibliographic data
Part	HT	Part 3
Date of update of the procedure	REGT	Oct 29, 2020

View procedures New applicant/owner details (No.: 9)
INID	Criterion	Field	Content Close details
	Type of procedure	VART	New applicant/owner details
	Legal/procedural status	VST	New applicant/owner details
	Date of legal/procedural status	VSTT	Apr 30, 2024
	Issue number	HN	23
	Year	PJ	2024
	Publication date	VT	Jun 6, 2024
	Type of publication	PART	Bibliographic data
	Part	HT	Part 3
71/73	Applicant/owner	INH	Malikie Innovations Ltd., Dublin, IE
71/73	Previous applicant/owner	INHF	BlackBerry Limited, Waterloo, Ontario, CA
	Date of update of the procedure	REGT	Jun 6, 2024

View procedures New representative details (No.: 10)
INID	Criterion	Field	Content Close details
	Type of procedure	VART	New representative details
	Legal/procedural status	VST	New representative details
	Date of legal/procedural status	VSTT	Apr 30, 2024
	Issue number	HN	23
	Year	PJ	2024
	Publication date	VT	Jun 6, 2024
	Type of publication	PART	Bibliographic data
	Part	HT	Part 3
74	Representative	VTR	No representative appointed
74	Previous representative	VTRF	MERH-IP Matias Erny Reichl Hoffmann Patentanwälte PartG mbB, 80336 München, DE
	Date of update of the procedure	REGT	Jun 6, 2024