Patent Assignment
Reel/Frame 015637/0586
Assignment of Assignor's Interest
Recorded: 2004-07-28
Pages: 3
Assignor
SAUNDERS, BRIAN D.
Executed: 2004-07-26
Assignee
SPRINT COMMUNICATIONS COMPANY, L.P.
6391 SPRINT PARKWAY, LAW DEPARTMENT, OVERLAND PARK, KANSAS, 66251
Covered Property
(1)
System and Method for Dense Wavelength Division Multiplexing Optical Service Channel Usage
Patent:
8,509,620 →
Application:
10/900,568 →
Related Assignments
(2)
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 →