Patent Assignment
Reel/Frame 019058/0973
Assignment of Assignor's Interest
Recorded: 2007-03-23
Pages: 5
Assignors
BIERBAUM, CHRISTOPHER J.
Executed: 2007-02-26
KATZER, ROBIN D.
Executed: 2007-02-28
KOELLNER, TODD N.
Executed: 2007-03-05
ZHU, KEVIN
Executed: 2007-02-26
Assignee
SPRINT COMMUNICATIONS COMPANY LP
6450 SPRINT PARKWAY, MAILSTOP KOPHN0312-3A371, OVERLAND PARK, KANSAS, 66251-2100
Covered Property
(1)
Customer Care Intelligent Routing
Patent:
7,832,634 →
Application:
11/690,291 →
Related Assignments
(5)
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 →
Assignment of Assignor's Interest
Mar 4, 2021
From: SPRINT COMMUNICATIONS COMPANY L.P.
To: T-MOBILE INNOVATIONS LLC
Reel/Frame 055604/0001 →
Release of Security Interest
Aug 23, 2022
From: DEUTSCHE BANK TRUST COMPANY AMERICAS
To: IBSV LLC; LAYER3 TV, LLC; PUSHSPRING, LLC; T-MOBILE CENTRAL LLC
Reel/Frame 062595/0001 →