IP Library › Assignment 029149/0622
Patent Assignment
Reel/Frame 029149/0622

Assignment of Assignor's Interest

Recorded: 2012-10-18 Pages: 5
Assignors
SIGMUND, WILLIAM JOSEPH
Executed: 2008-07-11
ZUBAS, MICHAEL ROBERT
Executed: 2008-07-11
RAINER, BRIAN KEITH
Executed: 2008-07-11
Assignee
AT&T MOBILITY II LLC
1025 LENOX PARK BOULEVARD, ATLANTA, GEORGIA, 30319
Covered Property (1)
Voicemail Forwarding Functionality For Communications Networks
Patent: 8,977,241 →
Application: 13/654,480 →
Publication: US 2013/0040614
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 26, 2017
From: AT&T MOBILITY II LLC
To: NUANCE COMMUNICATIONS, INC.
Reel/Frame 041494/0590 →
Assignment of Assignor's Interest Nov 9, 2023
From: NUANCE COMMUNICATIONS, INC.
To: MICROSOFT TECHNOLOGY LICENSING, LLC
Reel/Frame 065531/0665 →