Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Systems and methods for handoff of a mobile telephone call in a VOIP environment

Systems and methods for handoff of a mobile telephone call in a VOIP environment

US Patent 8223720 · Granted Jul 17, 2012

Estimated economic value: $5,369,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method and system for automating conferencing in a communication session2023
System and method for contextually based fulfillment of communication requests v2022
Systems and methods for automating post communications activity2021
Method and apparatus for call handling control2021
Flat data routing chain2020
Systems and methods for accessing conference calls2019
Virtual identifier for emergency call handling2019
Systems and methods for accessing conference calls2018
Systems and methods of assigning and using virtual telephone numbers2018
Systems and methods of routing IP telephony data packet communications2018
Systems and methods of routing IP telephony data packet communications2018
Systems and methods of routing IP telephony data packet communications2018