Register information Patent

DE file number : 10 2012 210 914.5 (Status: pending/in force, Query started: August 14, 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	10 2012 210 914.5
54	Designation/title	TI	Switch-Fabric-Management
51	IPC main class	ICM (ICMV)	G06F 15/177 (2006.01)
51	IPC secondary class(es)	ICS (ICSV)	G06F 15/173 (2006.01), H04L 12/50 (2006.01), H04L 69/40 (2022.01)
22	DE application date	DAT	Jun 27, 2012
43	Date of first publication	OT	Jan 10, 2013
	Date of publication of grant	PET	Sep 13, 2018
71/73	Applicant/owner	INH	Lenovo Enterprise Solutions (Singapore) Pte. Ltd., Singapore, SG
72	Inventor	IN	Armstrong, William J., Rochester, Minn., US; Borkenhagen, John M., Rochester, Minn., US; Crippen, Martin J., Research Triangle Park, N.C., US; Desai, Dhruv M., Research Triangle Park, N.C., US; Engebretsen, David R., Rochester, Minn., US; Hillier III, Philip R., Rochester, Minn., US; Holland, William G., Research Triangle Park, N.C., US; Hughes, James E., Research Triangle Park, N.C., US; O'Connor, James A., Poughkeepsie, N.Y., US; Patel, Pravin S., Research Triangle Park, N.C., US; Tri, Steven M., Rochester, Minn., US
74	Representative	VTR	Schweiger, Martin, Dipl.-Ing. Univ., 80469 München, DE
10	Published DE documents	DEPN	Original document: DE102012210914A1 Searchable text: DE102012210914A1 Original document: DE102012210914B4 Searchable text: DE102012210914B4
	Address for service		Schweiger & Partners, 80469 München, DE
33 31 32	Foreign priority	PRC PRNA PRDA	US 13/177,680 Jul 7, 2011
	Due date	FT FG	Jun 30, 2026 Annual fee for the 15th year Patent fees
	Patent division in charge		53
56	NPL citations	CTNP	NIRANJAN MYSORE, Radhika, et al. Portland: a scalable fault-tolerant layer 2 data center network fabric. In: ACM SIGCOMM Computer Communication Review. ACM, 2009. S. 39-50. doi: 10.1145/1592568.1592575; CHEN, Kai, et al. Generic and automatic address configuration for data center networks. In: ACM SIGCOMM Computer Communication Review. ACM, 2010. S. 39-50. doi: 10.1145/1851275.1851190
43	Date of first publication	EVT	Jan 10, 2013
	Number of official communications (office actions)		1
	Number of responses		1
	Date of the first transfer into DPMAregister	EREGT	Jan 10, 2013
	Date of the (most recent) update in DPMAregister	REGT	Jul 8, 2025 (Show all update days)(Hide all update days) Jul 8, 2025 Due date: changed Aug 19, 2024 St.36: changed (technical change) Jan 10, 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	Pre-registration procedure	The application is under preliminary examination	Jun 27, 2012		Details anzeigen
2	Examination procedure	Request for examination effectively filed	Sep 13, 2012		Details anzeigen
3	Pre-registration procedure	Pre-registration procedure has been concluded	Sep 26, 2012		Details anzeigen
4	Publications	Publication of application (Offenlegungsschrift)	Jan 10, 2013	Jan 10, 2013	Details anzeigen
5	Examination procedure	Official communication on examination	Mar 20, 2014		Details anzeigen
6	Examination procedure	Reply to official communication	Jul 14, 2014		Details anzeigen
7	New representative details	New representative details	Oct 21, 2014	Feb 19, 2015	Details anzeigen
8	New applicant/owner details	New applicant/owner details	Jan 13, 2015	Feb 19, 2015	Details anzeigen
9	Examination procedure	Decision to grant patent by Examining Section/Patent Division	Jun 5, 2018		Details anzeigen
10	Publications	Patent specification	Sep 13, 2018	Sep 13, 2018	Details anzeigen
11	Examination procedure	Grant of patent has become final	Jun 14, 2019	Aug 22, 2019	Details anzeigen
12	New representative details	New representative details	Nov 14, 2022		Details anzeigen

View procedures Pre-registration procedure (No.: 1)
Criterion	Field	Content Close details
Type of procedure	VART	Pre-registration procedure
Legal/procedural status	VST	The application is under preliminary examination
Date of legal/procedural status	VSTT	Jun 27, 2012

View procedures Examination procedure (No.: 2)
Criterion	Field	Content Close details
Type of procedure	VART	Examination procedure
Legal/procedural status	VST	Request for examination effectively filed
Date of legal/procedural status	VSTT	Sep 13, 2012
Third party request		No
Date of receipt	AEGT	Jun 27, 2012

View procedures Pre-registration procedure (No.: 3)
Criterion	Field	Content Close details
Type of procedure	VART	Pre-registration procedure
Legal/procedural status	VST	Pre-registration procedure has been concluded
Date of legal/procedural status	VSTT	Sep 26, 2012

View procedures Publications (No.: 4)
INID	Criterion	Field	Content Close details
	Type of procedure	VART	Publications
	Legal/procedural status	VST	Publication of application (Offenlegungsschrift)
	Date of legal/procedural status	VSTT	Jan 10, 2013
	Issue number	HN	2
	Year	PJ	2013
	Publication date	VT	Jan 10, 2013
	Type of publication	PART	Documents
	Part	HT	Part 2
10	Published DE documents	DEPN	Original document: DE102012210914A1 Searchable text: DE102012210914A1

View procedures Examination procedure (No.: 5)
Criterion	Field	Content Close details
Type of procedure	VART	Examination procedure
Legal/procedural status	VST	Official communication on examination
Date of legal/procedural status	VSTT	Mar 20, 2014

View procedures Examination procedure (No.: 6)
Criterion	Field	Content Close details
Type of procedure	VART	Examination procedure
Legal/procedural status	VST	Reply to official communication
Date of legal/procedural status	VSTT	Jul 14, 2014

View procedures New representative details (No.: 7)
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	Oct 21, 2014
	Issue number	HN	8
	Year	PJ	2015
	Publication date	VT	Feb 19, 2015
	Type of publication	PART	Bibliographic data
	Part	HT	Part 2
74	Representative	VTR	Schweiger & Partners, 80469 München, DE
74	Previous representative	VTRF	Richardt, Markus, Dipl.-Ing., 65185 Wiesbaden, DE
	Date of update of the procedure	REGT	Nov 3, 2022

View procedures New applicant/owner details (No.: 8)
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	Jan 13, 2015
	Issue number	HN	8
	Year	PJ	2015
	Publication date	VT	Feb 19, 2015
	Type of publication	PART	Bibliographic data
	Part	HT	Part 2
71/73	Applicant/owner	INH	Lenovo Enterprise Solutions (Singapore) Pte. Ltd., Singapore, SG
71/73	Previous applicant/owner	INHF	International Business Machines Corporation, Armonk, N.Y., US

View procedures Examination procedure (No.: 9)
Criterion	Field	Content Close details
Type of procedure	VART	Examination procedure
Legal/procedural status	VST	Decision to grant patent by Examining Section/Patent Division
Date of legal/procedural status	VSTT	Jun 5, 2018

View procedures Publications (No.: 10)
INID	Criterion	Field	Content Close details
	Type of procedure	VART	Publications
	Legal/procedural status	VST	Patent specification
	Date of legal/procedural status	VSTT	Sep 13, 2018
	Issue number	HN	37
	Year	PJ	2018
	Publication date	VT	Sep 13, 2018
	Type of publication	PART	Documents
	Part	HT	Part 3
10	Published DE documents	DEPN	Original document: DE102012210914B4 Searchable text: DE102012210914B4

View procedures Examination procedure (No.: 11)
Criterion	Field	Content Close details
Type of procedure	VART	Examination procedure
Legal/procedural status	VST	Grant of patent has become final
Date of legal/procedural status	VSTT	Jun 14, 2019
Issue number	HN	34
Year	PJ	2019
Publication date	VT	Aug 22, 2019
Type of publication	PART	Bibliographic data
Part	HT	Part 3

View procedures New representative details (No.: 12)
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	Nov 14, 2022
74	Representative	VTR	Schweiger, Martin, Dipl.-Ing. Univ., 80469 München, DE
74	Previous representative	VTRF	Schweiger & Partners, 80469 München, DE
	Date of update of the procedure	REGT	Nov 16, 2022