Patent Assignment
Reel/Frame 011807/0450
Assignment of Assignor's Interest
Recorded: 2001-05-07
Pages: 5
Assignees
AT&T CORP.
32 AVENUE OF THE AMERICAS, NEW YORK, NEW YORK, 10013
AT&T WIRELESS SERVICES, INC.
7277 164TH AVENUE NE, REDMOND, WASHINGTON, 98052
Covered Property
(1)
Method and System for Signaling Presence of Users in a Multi-Networked Environment
Patent:
7,356,137 →
Application:
09/850,181 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Certificate of Conversion
Apr 22, 2005
From: CINGULAR WIRELESS II, INC.
To: CINGULAR WIRLEESS II, LLC
Reel/Frame 017546/0612 →
Assignment of Assignor's Interest
Apr 22, 2005
From: NEW CINGULAR WIRELESS SERVICES, INC. F/K/A AT&T WIRELESS SERVICES, INC.
To: CINGULAR WIRELESS II, INC.
Reel/Frame 017555/0711 →
Certificate of Conversion
Mar 29, 2006
From: CINGULAR WIRELESS II, INC.
To: CINGULAR WIRELESS II, LLC
Reel/Frame 017696/0375 →
Change of Name
Jun 19, 2008
From: CINGULAR WIRELESS II, LLC
To: AT&T MOBILITY II, LLC
Reel/Frame 021126/0470 →
Change of Name
Jun 24, 2008
From: AT&T MOBILITY II, LLC
To: AT&T MOBILITY II LLC
Reel/Frame 021143/0191 →