H04Q 2213/13524
Cost management
Official title: cost management
H04Q2213/13524 (Cost management) appears on 13 US grants and 4 published applications in this corpus.
Search patents in H04Q- Granted patents
- 13
- Published applications
- 4
- Assignees
- 10
- Inventors
- 25
- Latest grant
- 23 Feb 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Automatic termination path configuration23 Feb 2021US 10,932,015 B2Level 3 Communications, LLC
- Automatic termination path configuration7 May 2013US 8,437,338 B2Level 3 Communications, LLC
- Automatic termination path configuration26 Mar 2013US 8,406,221 B2Level 3 Communications, LLC
- Sponsored call and cell service30 Jan 2001US 6,181,927 B2Nortel Networks Limited
- Method of providing call charge information as well as service control facility, subscriber terminal exchange, terminal, and communication network15 Aug 2000US 6,104,792 AAlcatel
- Automatic termination path configuration25 May 2017US 2017/0150238 A1Level 3 Communications, LLC
- Automatic termination path configuration11 Mar 2010US 2010/0061274 A1Level 3 Communications, LLC
- Automatic termination path configuration4 Mar 2010US 2010/0054447 A1Level 3 Communications, LLC
- Automatic termination path configuration1 May 2008US 2008/0101235 A1Level 3 Communications, LLC
Most cited
By later US patents
- Billing system for telephone signaling network266US 5,008,929 AU.S. Intelco Networks, Inc. · 1991
- Telecommunications system having a local area network with concurrently processing nodes121US 5,408,519 ATeledebit, L.P. · 1995
- Sponsored call and cell service94US 6,181,927 B2Nortel Networks Limited · 2001
- Revertive calling automatic call distributor92US 5,528,678 AAT&T Corp. · 1996
- Telecommunications system for controlling access to a destination91US 5,448,633 ASpring Communications Company L.P. · 1995