Patent Assignment
Reel/Frame 012379/0979
Assignment of Assignor's Interest
Recorded: 2001-10-26
Pages: 3
Assignor
ZHANG, BAOQUAN A.
Executed: 2001-10-25
Assignee
SPRINT SPECTRUM L.P.
8140 WARD PARKWAY, KANSAS CITY, MISSOURI, 64114
Covered Property
(1)
System and Method for Sending E-Mails from a Customer Entity in a Telecommunications Network
Patent:
6,965,666 →
Application:
10/014,380 →
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 3, 2017
From: SPRINT SPECTRUM L.P.
To: DEUTSCHE BANK TRUST COMPANY AMERICAS
Reel/Frame 041937/0632 →
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 →
Termination and Release of First Priority and Junior Priority Security Interest in Patent Rights
Apr 3, 2020
From: DEUTSCHE BANK TRUST COMPANY AMERICAS
To: SPRINT SPECTRUM L.P.
Reel/Frame 052313/0299 →
Change of Name
Feb 11, 2022
From: SPRINT SPECTRUM L.P.
To: SPRINT SPECTRUM LLC
Reel/Frame 059044/0022 →
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 →