LandOfFree - US Patents - Listing for Telephonic communications,Plural exchange network or interconnection

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Path replacement scheme

Telephonic communications – Plural exchange network or interconnection – Multi-pbx interconnection

PBX call management

Telephonic communications – Plural exchange network or interconnection – Connection call model

PBX system for interworking digital telephone with personal...

Telephonic communications – Plural exchange network or interconnection – Interexchange signalling

PBX voice mail interface

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Peripheral apparatus for intelligent networks and method for...

Telephonic communications – Plural exchange network or interconnection – Interexchange signalling

Peripheral control in an intelligent network

Telephonic communications – Plural exchange network or interconnection – Interexchange signalling

Peripheral control in an intelligent network

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Point-of-presence call center management system

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Point-of-presence call center management system

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Point-of-presence call management center

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Policy-based control of content intercept

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Portability of non-geographic telephone numbers of intelligent n

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Porting a directory number for a duration of time

Telephonic communications – Plural exchange network or interconnection – Interexchange signalling

Pots number processing using a service control point

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Priority task list

Telephonic communications – Plural exchange network or interconnection – Multi-pbx interconnection

Private automatic branch exchange (PABX) system with transparent

Telephonic communications – Plural exchange network or interconnection – Interexchange signalling

Private branch exchange

Telephonic communications – Plural exchange network or interconnection – Interexchange signalling

Private branch exchange

Telephonic communications – Plural exchange network or interconnection – Interexchange signalling

Private branch exchange (PBX) system, private branch...