Patent Assignment
Reel/Frame 025111/0047
Change of Name
Recorded: 2010-10-07
Pages: 4
Assignors
SBC TECHNOLOGY RESOURCES, INC.
Executed: 2003-05-15
SBC LABORATORIES, INC.
Executed: 2006-04-17
Assignee
AT&T LABS, INC.
9505 ARBORETUM BLVD., AUSTIN, TEXAS, 78759
Covered Property
(1)
Method and System for Multimodal Presence Detection
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.