Patent Assignment
Reel/Frame 051519/0238
Assignment of Assignor's Interest
Recorded: 2020-01-15
Pages: 4
Assignor
CHIANG, HSIN-FU HENRY
Executed: 2019-03-26
Assignee
T-MOBILE USA, INC.
12920 SE 38TH STREET, BELLEVUE, WASHINGTON, 98006
Covered Property
(1)
Silent Dialing for Emergency Calls
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →