IP Library › Assignment 019454/0085
Patent Assignment
Reel/Frame 019454/0085

Assignment of Assignor's Interest

Recorded: 2007-06-20 Pages: 3
Assignor
GILBERT, MAZIN
Executed: 2007-06-18
Assignee
AT&T CORP.
32 AVENUE OF THE AMERICAS, NEW YORK, NEW YORK, 10013-2412
Covered Property (1)
System and Method for Improving Robustness of Speech Recognition Using Vocal Tract Length Normalization Codebooks
Patent: 7,797,158 →
Application: 11/765,527 →
Publication: US 2008/0319741
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 28, 2016
From: AT&T CORP.
To: AT&T PROPERTIES, LLC
Reel/Frame 038275/0238 →
Assignment of Assignor's Interest Mar 28, 2016
From: AT&T PROPERTIES, LLC
To: AT&T INTELLECTUAL PROPERTY II, L.P.
Reel/Frame 038275/0310 →
Assignment of Assignor's Interest Jan 26, 2017
From: AT&T INTELLECTUAL PROPERTY II, L.P.
To: NUANCE COMMUNICATIONS, INC.
Reel/Frame 041512/0608 →
Assignment of Assignor's Interest Nov 9, 2023
From: NUANCE COMMUNICATIONS, INC.
To: MICROSOFT TECHNOLOGY LICENSING, LLC
Reel/Frame 065532/0152 →