IP Library Assignment 012258/0721
Patent Assignment
Reel/Frame 012258/0721

Assignment of Assignor's Interest

Recorded: 2001-03-26 Pages: 4
Assignor
LAWITZKE, JOHN H.
Executed: 2001-02-09
Assignee
SPRINT COMMUNICATIONS COMPANY, L.P.
8140 WARD PARKWAY, KANSAS CITY, MISSOURI, 64114
Covered Property (1)
Combination Router Bridge in an Integrated Services Hub
Patent: 6,870,852 →
Application: 09/751,778 →
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 →