WEST CORPORATION
733Patents
608Active
733Granted
61Portfolio score
Filing activity: Jul 16, 1973 → Nov 27, 2019 · 119 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6990454B2 | Automated third party verification system | Physics | 276 | Expired |
| US9049295B1 | Intelligent interactive voice response system for processing customer communications | Electricity | 235 | Active |
| US4296786A | Transfer device for use in mixing a primary solution and a secondary or additive substance | Human Necessities | 215 | Expired |
| US7961866B1 | Method and computer readable medium for geographic agent routing | Electricity | 207 | Active |
| US5433330A | Needleless access stopper | Emerging Cross-Sectional Technologies | 204 | Expired |
| US4735311A | Needle shield assembly | Emerging Cross-Sectional Technologies | 147 | Expired |
| US9143907B1 | Providing data messaging support by intercepting and redirecting received short message service (SMS) messages | Electricity | 140 | Active |
| US7283974B2 | Methods and apparatus for intelligent selection of goods and services in telephonic and electronic commerce | Physics | 132 | Expired |
| US5931828A | Reclosable vial closure | Performing Operations; Transporting | 125 | Expired |
| US7143177B1 | Providing a presentation on a network having a plurality of synchronized media types | Electricity | 117 | Expired |
| US7178720B1 | Methods, computer-readable media, and computer program product for intelligent selection of items encoded onto portable machine-playable entertainment media | Physics | 113 | Expired |
| US7191133B1 | Script compliance using speech recognition | Physics | 109 | Expired |
| US7386485B1 | Method and system for providing offers in real time to prospective customers | Physics | 106 | Expired |
| US5878887A | Child-resistant blister package | Performing Operations; Transporting | 101 | Expired |
| US9813363B1 | Providing data messaging support by intercepting and processing received short message service (SMS) messages at a customer support service | Electricity | 98 | Active |
| US7729945B1 | Systems and methods that use geographic data to intelligently select goods and services to offer in telephonic and electronic commerce | Physics | 94 | Expired |
| US5314084A | Two piece all plastic seal | Performing Operations; Transporting | 78 | Expired |
| US5482176A | Membrane piercing closure and spout assembly | Performing Operations; Transporting | 73 | Expired |
| US7490169B1 | Providing a presentation on a network having a plurality of synchronized media types | Electricity | 73 | Active |
| US5064083A | Closure device | Performing Operations; Transporting | 72 | Expired |
| US7412533B1 | Providing a presentation on a network having a plurality of synchronized media types | Electricity | 68 | Expired |
| US5377853A | Decoration, identification and differentiation closure system | Performing Operations; Transporting | 64 | Expired |
| US6862343B1 | Methods, apparatus, scripts, and computer readable media for facilitating secure capture of sensitive data for a voice-based transaction conducted over a telecommunications network | Electricity | 63 | Expired |
| US8290829B1 | Methods and apparatus for intelligent selection of goods and services in telephonic and electronic commerce | Physics | 62 | Active |
| US5000994A | Pharmaceutical elastomeric coating | Emerging Cross-Sectional Technologies | 62 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.