Patent Assignment
Reel/Frame 023684/0635
Assignment of Assignor's Interest
Recorded: 2009-12-21
Pages: 4
Assignee
SPRINT COMMUNICATIONS COMPANY L.P.
6391 SPRINT PARKWAY, KSOPHT0101-Z2100, OVERLAND PARK, KANSAS, 66251-2100
Covered Property
(1)
Preventing Undesired Voicemails
Patent:
8,358,755 →
Application:
12/643,686 →
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 →