IP Library Assignment 024048/0900
Patent Assignment
Reel/Frame 024048/0900

Assignment of Assignor's Interest

Recorded: 2010-03-09 Pages: 3
Assignor
HALDAR, DEBASHIS
Executed: 2010-02-08
Assignee
SPRINT COMMUNICATIONS COMPANY L.P.
6391 SPRINT PARKWAY, LAW DEPARTMENT, OVERLAND PARK, KANSAS, 66251
Covered Property (1)
Notifying a Wireless Communication System About Previously Registered Wireless Communication Systems
Patent: 8,571,520 →
Application: 12/719,937 →
Related Assignments (5)
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 →
Assignment of Assignor's Interest Mar 4, 2021
From: SPRINT COMMUNICATIONS COMPANY L.P.
To: T-MOBILE INNOVATIONS LLC
Reel/Frame 055604/0001 →
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 →