Patent Assignment
Reel/Frame 025991/0579
Assignment of Assignor's Interest
Recorded: 2011-03-21
Pages: 6
Assignors
ISAACS, ELLEN
Executed: 2000-09-11
NARDI, BONNIE A.
Executed: 2000-09-11
WHITTAKER, STEPHEN
Executed: 2001-08-06
Assignee
AT&T CORP., A CORPORATION OF THE STATE OF NEW YORK
32 AVENUE OF THE AMERICAS, NEW YORK, NEW YORK, 10013-2412
Covered Property
(1)
System and Method for Analyzing Communications
Patent:
7,454,470 →
Application:
10/979,960 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 9, 2013
From: AT&T CORP.
To: AT&T PROPERTIES, LLC
Reel/Frame 031742/0766 →
Assignment of Assignor's Interest
Dec 9, 2013
From: AT&T PROPERTIES, LLC
To: AT&T INTELLECTUAL PROPERTY II, L.P.
Reel/Frame 031743/0314 →
Assignment of Assignor's Interest
Jan 29, 2014
From: AT&T INTELLECTUAL PROPERTY II, L.P.
To: FACEBOOK, INC.
Reel/Frame 032077/0643 →
Change of Name
Dec 20, 2021
From: FACEBOOK, INC.
To: META PLATFORMS, INC.
Reel/Frame 058961/0436 →