Patent Assignment
Reel/Frame 014843/0058
Assignment of Assignor's Interest
Recorded: 2003-12-18
Pages: 4
Assignee
AT&T CORPORATION
32 AVENUE OF THE AMERICAS, PO BOX 4110, NEW YORK, NEW YORK, 10013-2412
Covered Property
(1)
System and Method of Exploiting Human-Human Data for Spoken Language Understanding Systems
Patent:
7,853,451 →
Application:
10/739,380 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 23, 2017
From: AT&T CORP.
To: AT&T PROPERTIES, LLC
Reel/Frame 041045/0468 →
Assignment of Assignor's Interest
Jan 23, 2017
From: AT&T PROPERTIES, LLC
To: AT&T INTELLECTUAL PROPERTY II, L.P.
Reel/Frame 041045/0512 →
Corrective Assignment to Correct the Assignee Name Previously Recorded at Reel: 014843 Frame: 0058. Assignor(S) Hereby Confirms the Assignment.
Jan 23, 2017
From: GUPTA, NARENDRA K.; TUR, GOKHAN
To: AT&T CORP.
Reel/Frame 041069/0990 →
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 14, 2023
From: NUANCE COMMUNICATIONS, INC.
To: MICROSOFT TECHNOLOGY LICENSING, LLC
Reel/Frame 065566/0013 →