IP Library Assignment 020222/0767
Patent Assignment
Reel/Frame 020222/0767

Assignment of Assignor's Interest

Recorded: 2007-12-10 Pages: 3
Assignor
GILBOY, CHRISTOPHER
Executed: 2007-12-03
Assignee
AT&T SERVICES, INC.
175 EAST HOUSTON STREET, SAN ANTONIO, TEXAS, 78205
Covered Property (1)
Method and Apparatus for Providing Authentication
Patent: 8,839,386 →
Application: 11/949,452 →
Publication: US 2009/0144810
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 16, 2019
From: AT&T SERVICES, INC.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 051295/0516 →
Nunc Pro Tunc Assignment Apr 13, 2022
From: GILBOY, CHRISTOPHER P.
To: AT&T SERVICES, INC.
Reel/Frame 059590/0825 →
Assignment of Assignor's Interest Apr 13, 2022
From: AT&T INTELLECTUAL PROPERTY I, L.P.
To: WORKDAY, INC.
Reel/Frame 059591/0066 →