Patent · US Active

On premises gateways interconnecting VoIP systems the public switched telephone network and private branch exchanges and other telephony infrastructure

US10999443B1 · kind B1 · utility

0Cited by
8References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 6, 2018
Grant dateMay 4, 2021
Priority date—
Expiry dateNov 6, 2038

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L9/40
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

On premises gateways located within organization sites interconnect VoIP systems, the public switched telephone network (PSTN), Private Branch Exchanges and other telephony infrastructure.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.