Patent Assignment
Reel/Frame 025961/0302
Assignment of Assignor's Interest
Recorded: 2011-03-15
Pages: 5
Assignee
T-MOBILE USA, INC.
12920 SE 38TH STREET, BELLEVUE, WASHINGTON, 98006-1350
Covered Property
(1)
Packet-Switched Core Network Architecture for Voice Services on Second- and Third- Generation Wireless Access Networks
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
Nov 17, 2015
From: T-MOBILE USA, INC.; METROPCS COMMUNICATIONS, INC.; T-MOBILE SUBSIDIARY IV CORPORATION
To: DEUTSCHE BANK AG NEW YORK BRANCH, AS ADMINISTRATIVE AGENT
Reel/Frame 037125/0885 →
Intellectual Property Security Agreement
Dec 30, 2016
From: T-MOBILE USA, INC.
To: DEUTSCHE TELEKOM AG
Reel/Frame 041225/0910 →
Release of Security Interest
Apr 1, 2020
From: DEUTSCHE BANK AG NEW YORK BRANCH
To: T-MOBILE USA, INC.; IBSV LLC; METROPCS COMMUNICATIONS, INC.; METROPCS WIRELESS, INC.
Reel/Frame 052969/0314 →
Release of Security Interest
Apr 1, 2020
From: DEUTSCHE TELEKOM AG
To: T-MOBILE USA, INC.; IBSV LLC
Reel/Frame 052969/0381 →
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: IBSV LLC; LAYER3 TV, LLC; PUSHSPRING, LLC; T-MOBILE CENTRAL LLC
Reel/Frame 062595/0001 →