Patent Assignment
Reel/Frame 021436/0694
Assignment of Assignor's Interest
Recorded: 2008-08-25
Pages: 5
Assignee
AT&T LABS, INC.
9505 ARBORETUM BOULEVARD, AUSTIN, TEXAS, 78759
Covered Property
(1)
Systems and Methods for Charging and Billing in Converged Communications Networks
Patent:
9,064,275 →
Application:
12/179,922 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Sep 13, 2017
From: AT&T LABS, INC.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 043573/0665 →
Corrective Assignment to Correct the Original Assignment Document Previously Recorded at Reel: 043573 Frame: 0665. Assignor(S) Hereby Confirms the Assignment .
Feb 21, 2018
From: AT&T LABS, INC.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 045402/0734 →