IP Library › Assignment 015230/0678
Patent Assignment
Reel/Frame 015230/0678

Assignment of Assignor's Interest

Recorded: 2004-04-15 Pages: 3
Assignor
AKASAKA, YOUICHI
Executed: 2004-04-12
Assignee
SPRINT COMMUNICATIONS COMPANY, L.P.
6391 SPRINT PARKWAY, OVERLAND PARK, KANSAS, 66251
Covered Property (1)
Optical Amplification Producing Wider Total Gain Bandwidth
Patent: 7,039,283 →
Application: 10/826,125 →
Publication: US 2005/0232559
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 16, 2004
From: AKASAKA, YOUICHI
To: SPRINT COMMUNICATIONS COMPANY, L.P.
Reel/Frame 015397/0871 →
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 →