H04Q 2213/13217
Cranckback in routing, trombone connection, loopback circuit
H04Q2213/13217 (Cranckback in routing, trombone connection, loopback circuit) appears on 46 US grants and 15 published applications in this corpus.
Search patents in H04Q- Granted patents
- 46
- Published applications
- 15
- Assignees
- 27
- Inventors
- 75
- Latest grant
- 12 Jun 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 5 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 2 |
| 2002 | 4 | 0 |
| 2003 | 3 | 3 |
| 2004 | 0 | 1 |
| 2005 | 3 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 5 | 0 |
| 2009 | 0 | 2 |
| 2010 | 3 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 1 |
| 2014 | 1 | 0 |
| 2015 | 2 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Network tap with battery-assisted and programmable failover12 Jun 2018US 9,998,213 B2Keysight Technologies Singapore (Holdings) Pte. Ltd.
- Method and apparatus for fast reroute in a connection-oriented network18 Aug 2015US 9,112,776 B2Juniper Networks, Inc.
- Method and apparatus for multiple control screens20 Jan 2015US 8,938,321 B2ABB Technology AG
- Method and apparatus for fast reroute in a connection-oriented network28 Oct 2014US 8,873,372 B2Juniper Networks, Inc.
- Method and apparatus for fast reroute in a connection-oriented network3 Sep 2013US 8,526,298 B2Juniper Networks, Inc.
- Submarine optical communication system19 Jun 2025US 2025/0202597 A1NEC Corporation
- Network tap with battery-assisted and programmable failover1 Feb 2018US 2018/0034542 A1Keysight Technologies Singapore (Holdings) Pte. Ltd.
- Method and apparatus for fast reroute in a connection-oriented network12 Feb 2015US 2015/0043328 A1Juniper Networks, Inc.
- Method and apparatus for fast reroute in a connection-oriented network28 Nov 2013US 2013/0315056 A1Juniper Networks, Inc.
- Method and apparatus for fast reroute in a connection-oriented network21 Apr 2011US 2011/0090784 A1Juniper Networks, Inc.
Most cited
By later US patents
- Combined progressive and source routing control for connection-oriented communications networks222US 5,649,108 ANEC Corporation · 1997
- Method of performing reliable updates in a symmetrically blocked nonvolatile memory having a bifurcated storage architecture96US 6,088,759 AIntel Corporation · 2000
- Method and arrangement for call setup in telecommunications networks using signaling aided redialing85US 5,953,657 ATelefonaktiebolaget LM Ericsson · 1999
- SVC routing in network with static routing tables75US 6,215,765 B1Alcatel Networks Corporation · 2001
- Redirection of calls to ported directory numbers in telephone networks64US 5,881,145 ANorthern Telecom Limited · 1999