Patent Assignment
Reel/Frame 021665/0295
Assignment of Assignor's Interest
Recorded: 2008-10-10
Received: 2008-10-10
Pages: 5
Assignor
SONG, XIAOJIANG
Executed: 2008-10-02
Assignee
GLOBAL TEL*LINK CORPORATION
2609 CAMERON STREET, MOBILE, AL, 36607-3104, UNITED STATES
Covered Property
(1)
Comparative tone return time three-way call detect
Application:
11/247,952 →