IP Library Assignment 021546/0676
Patent Assignment
Reel/Frame 021546/0676

Assignment of Assignor's Interest

Recorded: 2008-09-17 Pages: 5
Assignors
MANG, XIAOWEN
Executed: 2008-09-16
JOHNSON, CAROLYN ROCHE
Executed: 2008-09-16
Assignee
AT&T INTELLECTUAL PROPERTY I, L.P.
645 E. PLUMB LANE, RENO, NEVADA, 89502
Covered Property (1)
Method and Apparatus for Prioritizing Voice Over Internet Protocol Signaling Messages
Patent: 8,305,890 →
Application: 12/210,701 →
Publication: US 2010/0067519
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 8, 2017
From: AT&T INTELLECTUAL PROPERTY I, LP
To: UBER TECHNOLOGIES, INC.
Reel/Frame 041660/0584 →