IP Library Assignment 011572/0499
Patent Assignment
Reel/Frame 011572/0499

Assignment of Assignor's Interest

Recorded: 2001-02-26 Pages: 3
Assignors
COPE, WARREN B.
Executed: 2001-02-22
GAILLIAERT, FERRY J.
Executed: 2001-02-22
Assignee
SPRINT SPECTRUM L.P.
8140 WARD PARKWAY, KANSAS CITY, MISSOURI, 64114
Covered Property (1)
Method and System for Wiretapping of Packet-Based Communications
Patent: 7,055,174 →
Application: 09/793,176 →
Related Assignments (4)
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 →
Security Agreement Apr 2, 2020
From: T-MOBILE USA, INC.; ISBV LLC; T-MOBILE CENTRAL LLC; LAYER3 TV, INC.
To: DEUTSCHE BANK TRUST COMPANY AMERICAS
Reel/Frame 053182/0001 →
Release of Security Interest Aug 23, 2022
From: DEUTSCHE BANK TRUST COMPANY AMERICAS
To: T-MOBILE USA, INC.; IBSV LLC; LAYER3 TV, LLC; PUSHSPRING, LLC
Reel/Frame 062595/0001 →