IP Library Assignment 015467/0290
Patent Assignment
Reel/Frame 015467/0290

Assignment of Assignor's Interest

Recorded: 2004-06-10 Pages: 3
Assignors
AKASAKA, YOUICHI
Executed: 2004-06-03
WHITE, IAN M.
Executed: 2004-06-03
Assignee
SPRINT COMMUNICATIONS COMPANY, L.P.
6391 SPRINT PARKWAY, OVERLAND PARK, KANSAS, 66251
Covered Property (1)
Adding Wavelengths to an Optical Communication Network
Patent: 7,352,973 →
Application: 10/865,197 →
Related Assignments (4)
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 6, 2017
From: SPRINT COMMUNICATIONS COMPANY L.P.
To: DEUTSCHE BANK TRUST COMPANY AMERICAS
Reel/Frame 041895/0210 →
Termination and Release of First Priority and Junior Priority Security Interest in Patent Rights Apr 2, 2020
From: DEUTSCHE BANK TRUST COMPANY AMERICAS
To: SPRINT COMMUNICATIONS COMPANY L.P.
Reel/Frame 052969/0475 →
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 →