Patent Assignment
Reel/Frame 013829/0347
Assignment of Assignor's Interest
Recorded: 2003-03-11
Pages: 3
Assignor
POFFENROTH, TRACY
Executed: 2002-11-25
Assignee
SPRINT SPECTRUM L.P.
6450 SPRINT PARKWAY, OVERLAND PARK, KANSAS, 66251
Covered Property
(1)
Method and System for Network Presence Notification
Patent:
7,545,762 →
Application:
10/223,940 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 20, 2002
From: MCCONNELL, VON K.; BERTZ, LYLE T.; SANTHARAM, ARUN; BARROW, MATTHEW
To: SPRINT SPECTRUM L.P.
Reel/Frame 013220/0593 →
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 →