Assignee
LEVEL 3 COMMUNICATIONS INC
US·20 granted patents·14 pending applications·2,393 citations·filing 1998–2013
Top patents by PatentIndex Score
34 records- 0198US6614781B1Voice over data telecommunications network architectureLEVEL 3 COMMUNICATIONS INC·Filed 1998·Granted Sep 2, 2003·1.2k cites·10 claims
- 0294US6831932B1Transfer of SONET traffic over a packet-switched networkLEVEL 3 COMMUNICATIONS INC·Filed 2000·Granted Dec 14, 2004·164 cites·21 claims
- 0393US7173910B2Service level agreements based on objective voice quality testing for voice over IP (VOIP) networksLEVEL 3 COMMUNICATIONS INC·Filed 2001·Granted Feb 6, 2007·89 cites·19 claims
- 0493US6442169B1System and method for bypassing data from egress facilitiesLEVEL 3 COMMUNICATIONS INC·Filed 1998·Granted Aug 27, 2002·206 cites·11 claims
- 0591US7027997B1Flexible web-based interface for workflow management systemsLEVEL 3 COMMUNICATIONS INC·Filed 2000·Granted Apr 11, 2006·235 cites·72 claims
- 0687US7075922B2Screening inbound calls in a packet-based communications networkLEVEL 3 COMMUNICATIONS INC·Filed 2001·Granted Jul 11, 2006·58 cites·31 claims
- 0786US7143152B1Graphical user interface and method for customer centric network managementLEVEL 3 COMMUNICATIONS INC·Filed 2000·Granted Nov 28, 2006·61 cites·12 claims
- 0883US7200150B2System and method for bypassing data from egress facilitiesLEVEL 3 COMMUNICATIONS INC·Filed 2002·Granted Apr 3, 2007·25 cites·28 claims
- 0983US6850525B2Voice over internet protocol (VoIP) network performance monitorLEVEL 3 COMMUNICATIONS INC·Filed 2002·Granted Feb 1, 2005·50 cites·44 claims
- 1081US6725263B1Systems and methods for analyzing network trafficLEVEL 3 COMMUNICATIONS INC·Filed 2000·Granted Apr 20, 2004·50 cites·30 claims
- 1179US7002950B1Systems and methods implementing internet screen dialing for circuit switched telephonesLEVEL 3 COMMUNICATIONS INC·Filed 2000·Granted Feb 21, 2006·15 cites·41 claims
- 1279US6940849B2System and method for IP telephony pingLEVEL 3 COMMUNICATIONS INC·Filed 2003·Granted Sep 6, 2005·34 cites·33 claims
- 1378US6817515B2Verifiable votingLEVEL 3 COMMUNICATIONS INC·Filed 2001·Granted Nov 16, 2004·49 cites·29 claims
- 1476US7051099B2ISDN disconnect alarm generation tool for use in voice over IP (VoIP) networksLEVEL 3 COMMUNICATIONS INC·Filed 2001·Granted May 23, 2006·24 cites·12 claims
- 1576US6938081B1Methods and systems for managing network infrastructure change including obtaining approval for the network infrastructure changesLEVEL 3 COMMUNICATIONS INC·Filed 2000·Granted Aug 30, 2005·55 cites·11 claims
- 1675US7130273B2QOS testing of a hardware device or a software clientLEVEL 3 COMMUNICATIONS INC·Filed 2001·Granted Oct 31, 2006·21 cites·26 claims
- 1769US6779031B1Network architecture with event loggingLEVEL 3 COMMUNICATIONS INC·Filed 1999·Granted Aug 17, 2004·69 cites·18 claims
- 1865US7035934B1System and method for improving traffic analysis and network modelingLEVEL 3 COMMUNICATIONS INC·Filed 2000·Granted Apr 25, 2006·21 cites·22 claims
- 1963US7457859B1Connectivity service-level guarantee monitoring and claim validation systems and methodsLEVEL 3 COMMUNICATIONS INC·Filed 2002·Granted Nov 25, 2008·9 cites·10 claims
- 2060US9077587B2System and method for providing network services over shared virtual private network (VPN)LEVEL 3 COMMUNICATIONS INC·Filed 2013·Granted Jul 7, 2015·1 cites·14 claims
- 2156US2014172514A1Method and apparatus for calculating performance indicatorsLEVEL 3 COMMUNICATIONS INC·Filed 2012·Application pending·0 cites
- 2252US2009249456A1System and method for authorizing and validating user agents based on user agent locationLEVEL 3 COMMUNICATIONS INC·Filed 2008·Application pending·0 cites
- 2351US2010027974A1Self Configuring Media Player ControlLEVEL 3 COMMUNICATIONS INC·Filed 2008·Application pending·0 cites
- 2451US2003018451A1System, method and computer program product for rating enterprise metricsLEVEL 3 COMMUNICATIONS INC·Filed 2001·Application pending·0 cites
- 2550US2007110082A1Systems and Methods for Implementing Second-Link Routing in Packet Switched NetworksLEVEL 3 COMMUNICATIONS INC·Filed 2006·Application pending·0 cites
- 2649US2006173765A1System and method for determining an evolving combination of network components to maximize the net present value of a provider's cash flowLEVEL 3 COMMUNICATIONS INC·Filed 2006·Application pending·0 cites
- 2747US2006080257A1Digital content distribution frameworkLEVEL 3 COMMUNICATIONS INC·Filed 2004·Application pending·0 cites
- 2847US2008130863A1Functionalities for local number portability in a telecommunications networkLEVEL 3 COMMUNICATIONS INC·Filed 2007·Application pending·0 cites
- 2946US2006274760A1Internet packet quality monitorLEVEL 3 COMMUNICATIONS INC·Filed 2005·Application pending·0 cites
- 3045US2008159281A1Systems and Methods for Providing Hybrid Communication in a Transit EnvironmentLEVEL 3 COMMUNICATIONS INC·Filed 2006·Application pending·0 cites
- 3143US2008084869A1Using Registration State to Determine Potential Change in User LocationLEVEL 3 COMMUNICATIONS INC·Filed 2006·Application pending·0 cites
- 3243US2006064478A1Geo-locating load balancingLEVEL 3 COMMUNICATIONS INC·Filed 2005·Application pending·0 cites
- 3342US2007153813A1Traffic distribution in a communications networkLEVEL 3 COMMUNICATIONS INC·Filed 2005·Application pending·0 cites
- 3440US2008279222A1Distribution of traffic across a computer networkLEVEL 3 COMMUNICATIONS INC·Filed 2008·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →