IP Library › Assignment 035576/0989
Patent Assignment
Reel/Frame 035576/0989

Assignment of Assignor's Interest

Recorded: 2015-05-06 Pages: 3
Assignor
CZAHOR, MICHAEL
Executed: 2008-12-09
Assignee
AT&T INTELLECTUAL PROPERTY I, L.P.
645 EAST PLUMB LANE, RENO, NEVADA, 89502
Covered Property (1)
System and Method for Enhancing Speech Recognition Accuracy Using Weighted Grammars Based on User Profile Including Demographic, Account, Time and Date Information
Patent: 9,741,340 →
Application: 14/535,869 →
Publication: US 2016/0133250
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 26, 2017
From: AT&T INTELLECTUAL PROPERTY I, L.P.
To: NUANCE COMMUNICATIONS, INC.
Reel/Frame 041504/0952 →
Assignment of Assignor's Interest Oct 31, 2023
From: NUANCE COMMUNICATIONS, INC.
To: MICROSOFT TECHNOLOGY LICENSING, LLC
Reel/Frame 065412/0063 →
Assignment of Assignor's Interest Nov 9, 2023
From: NUANCE COMMUNICATIONS, INC.
To: MICROSOFT TECHNOLOGY LICENSING, LLC
Reel/Frame 065533/0389 →