IP Library › Assignment 017191/0876
Patent Assignment
Reel/Frame 017191/0876

Assignment of Assignor's Interest

Recorded: 2005-11-04 Pages: 3
Assignor
WONG, NGAI CHIU
Executed: 2005-10-12
Assignee
SBC KNOWLEDGE VENTURES, L.P.
645 E. PLUMB LANE, RENO, NEVADA, 89502
Covered Property (1)
Multi-Pass Echo Residue Detection with Speech Application Intelligence
Patent: 8,041,564 →
Application: 11/223,119 →
Publication: US 2007/0061134
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Jun 21, 2016
From: SBC KNOWLEDGE VENTURES, L.P.
To: AT&T KNOWLEDGE VENTURES, L.P.
Reel/Frame 039096/0550 →
Change of Name Jun 21, 2016
From: AT&T KNOWLEDGE VENTURES, L.P.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 039097/0003 →
Assignment of Assignor's Interest Jan 26, 2017
From: AT&T INTELLECTUAL PROPERTY I, L.P.
To: NUANCE COMMUNICATIONS, INC.
Reel/Frame 041504/0952 →