Patent Assignment
Reel/Frame 028099/0155
Security Agreement
Recorded: 2012-04-24
Pages: 10
Assignor
CLEARWIRE IP HOLDINGS LLC
Executed: 2012-04-24
Assignee
WILMINGTON TRUST NATIONAL ASSOCIATION
50 SOUTH SIXTH STREET, SUITE 1290, MINNEAPOLIS, MINNESOTA, 55402
Covered Properties
(4)
Mobile Communication Device Initiated Hand-Off Based on Wireless Base Station Priority
Patent:
8,542,653 →
Application:
13/350,242 →
Methods and Systems for Providing Dynamic Bandwidth Adaptation in Wireless Systems
Patent:
8,554,242 →
Application:
13/411,853 →
Measuring Signal Strength in a Multiple-Input Multiple-Output Antenna Environment
Patent:
8,588,855 →
Application:
13/435,031 →
Measuring Signal Strength in a Multiple-Input Multiple-Output Antenna Environment
Patent:
8,503,945 →
Application:
13/435,041 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Grant of First Priority and Junior Priority Security Interest in Patent Rights
Mar 3, 2017
From: CLEARWIRE IP HOLDINGS LLC
To: DEUTSCHE BANK TRUST COMPANY AMERICAS
Reel/Frame 041882/0875 →
Termination and Release of First Priority and Junior Priority Security Interest in Patent Rights
Apr 1, 2020
From: DEUTSCHE BANK TRUST COMPANY AMERICAS
To: CLEARWIRE IP HOLDINGS LLC
Reel/Frame 052291/0439 →
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: SPRINT INTERNATIONAL INCORPORATED; IBSV LLC; LAYER3 TV, LLC; PUSHSPRING, LLC
Reel/Frame 062595/0001 →