Patent Assignment
Reel/Frame 074721/0001
Assignment of Assignor's Interest
Recorded: 2026-05-21
Pages: 11
Assignor
IBASIS INC.
Executed: 2026-05-18
Assignee
SESSION LINK RESEARCH LLC
209 EAST AUSTIN STREET, MARSHALL, TEXAS, 75670
Covered Properties
(21)
Method and System for Call Routing
Method and System for Hub Breakout Roaming
Method and System for Hub Breakout Roaming
Method and Apparatus for Voice Over Lte
Method and Apparatus for Managing Communication Flow in an Inter-Network System
Method and Apparatus for Triggering Management of Communication Flow in an Inter-Network System
User Profile Conversion to Support Roaming
Codec Selection Optimization
Identifying Voice Over Lte Users
Policy Control Framework
Fraud Detection on a Communication Network
Patent:
9,729,727 →
Application:
15/355,664 →
Pre-Paid Voice Calling Using Sponsored Data Roaming
Automated Action Based on Roaming Satisfaction Indicator
Internet of Things Services Architecture
Internet of Things Services Architecture
Esim Profile Switching Without Sms
Data Access Security
System and Method for Using Exception Routing Tables in an Internet Based Telephone Call Routing System
System and Method for Accomplishing Special Call Treatment in a Voice Over Internet Protocol Telephone System
System and Method of Monitoring an Internet Based Telephone Call Routing System
System and Methods for Multi-Participant Teleconferencing Using Preferred Forms of Telecommunication
Related Assignments
(18)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 12, 2013
From: XU, RICHARD H.; TANG, HWAN JANG; JOSEPH, AJAY
To: IBASIS, INC.
Reel/Frame 030787/0846 →
Assignment of Assignor's Interest
Apr 18, 2014
From: XU, RICHARD H.; TANG, HWAN JANG
To: IBASIS, INC.
Reel/Frame 032709/0021 →
Assignment of Assignor's Interest
May 9, 2014
From: XU, RICHARD H.
To: IBASIS, INC.
Reel/Frame 032864/0026 →
Assignment of Assignor's Interest
May 9, 2014
From: XU, RICHARD H.
To: IBASIS, INC.
Reel/Frame 032863/0755 →
Assignment of Assignor's Interest
May 9, 2014
From: SINGH, MANPREET; TANG, HWAN JANG; LOTTI, JAMES W.
To: IBASIS, INC.
Reel/Frame 032863/0282 →
Assignment of Assignor's Interest
Dec 10, 2014
From: XU, RICHARD H.; TANG, HWAN JANG
To: IBASIS, INC.
Reel/Frame 034454/0242 →
Assignment of Assignor's Interest
Mar 13, 2015
From: XU, RICHARD H.; TANG, HWAN JANG
To: IBASIS, INC.
Reel/Frame 035164/0478 →
Assignment of Assignor's Interest
Apr 22, 2016
From: SINGH, MANPREET
To: IBASIS, INC.
Reel/Frame 038359/0744 →
Assignment of Assignor's Interest
Sep 14, 2016
From: ZHANG, SHUPING; MATTOS SILVA ARAUJO, MAURO
To: IBASIS, INC.
Reel/Frame 039740/0587 →
Assignment of Assignor's Interest
Sep 26, 2016
From: XU, RICHARD H.; TANG, HWAN JANG; FAN, YIXIN; YURCHENKO, VITALIY G.
To: IBASIS, INC.
Reel/Frame 039854/0545 →
Assignment of Assignor's Interest
Nov 23, 2016
From: SINGH, MANPREET
To: IBASIS, INC.
Reel/Frame 040409/0937 →
Assignment of Assignor's Interest
Dec 16, 2016
From: ZHANG, SHUPING
To: IBASIS, INC.
Reel/Frame 040640/0925 →
Assignment of Assignor's Interest
Aug 8, 2017
From: XU, RICHARD X.; TANG, HWAN JANG; JOSEPH, AJAY
To: IBASIS, INC.
Reel/Frame 043227/0443 →
Corrective Assignment to Correct the Spelling of the First Assignor's Middle Initial Name Previously Recorded on Reel 043227 Frame 0443. Assignor(S) Hereby Confirms the Assignment.
Aug 23, 2017
From: XU, RICHARD H.; TANG, HWAN JANG; JOSEPH, AJAY
To: IBASIS, INC.
Reel/Frame 043647/0710 →
Assignment of Assignor's Interest
Sep 25, 2017
From: XU, RICHARD H.; YURCHENKO, VITALIY G.; JOSEPH, AJAY; PELLEGRINI, RICHARD M.
To: IBASIS, INC.
Reel/Frame 043683/0224 →
Assignment of Assignor's Interest
Jul 16, 2019
From: XU, RICHARD H.
To: IBASIS, INC.
Reel/Frame 049766/0019 →
Assignment of Assignor's Interest
Nov 13, 2019
From: XU, RICHARD H.; YURCHENKO, VITALIY G.; JOSEPH, AJAY; PELLEGRINI, RICHARD M.
To: IBASIS, INC.
Reel/Frame 050995/0734 →
Assignment of Assignor's Interest
Aug 3, 2020
From: SINGH, MANPREET
To: IBASIS, INC.
Reel/Frame 053385/0214 →