Patent Assignment
Reel/Frame 009981/0207
Assignment of Assignor's Interest
Recorded: 1999-05-21
Pages: 5
Assignee
SPRINT COMMUNICATIONS COMPANY, L.P.
8140 WARD PARKWAY, KANSAS CITY, MISSOURI, 64114
Covered Property
(1)
System and Method for Controlling a Call Processing System
Patent:
6,895,088 →
Application:
09/317,103 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Grant of First Priority and Junior Priority Security Interest in Patent Rights
Mar 6, 2017
From: SPRINT COMMUNICATIONS COMPANY L.P.
To: DEUTSCHE BANK TRUST COMPANY AMERICAS
Reel/Frame 041895/0210 →
Termination and Release of First Priority and Junior Priority Security Interest in Patent Rights
Apr 2, 2020
From: DEUTSCHE BANK TRUST COMPANY AMERICAS
To: SPRINT COMMUNICATIONS COMPANY L.P.
Reel/Frame 052969/0475 →