Patent Assignment
Reel/Frame 019868/0454
Change of Name
Recorded: 2007-09-24
Pages: 2
Assignor
SBC PROPERTIES, L.P.
Executed: 2003-06-13
Assignee
SBC KNOWLEDGE VENTURES, L.P.
645 E. PLUMB LANE, RENO, NEVADA, 89502
Covered Property
(1)
Voice Enhancing for Advance Intelligent Network Services
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 22, 2002
From: CROCKETT, SUSANNE MARIE; TILIKS, DIANNA INARA; BLUMENSCHEIN, GORDON LYNN; KOVARIK, JAMES DANIEL
To: AMERITECH CORPORATION
Reel/Frame 013115/0170 →
Assignment of Assignor's Interest
Apr 25, 2003
From: AMERITECH PROPERTIES, INC.
To: SBC HOLDINGS PROPERTIES, L.P.
Reel/Frame 013974/0542 →
Assignment of Assignor's Interest
Apr 25, 2003
From: AMERITECH CORPORATION
To: AMERITECH PROPERTIES, INC.
Reel/Frame 013986/0525 →
Assignment of Assignor's Interest
Apr 25, 2003
From: SBC HOLDINGS PROPERTIES, L.P.
To: SBC PROPERTIES, L.P.
Reel/Frame 014015/0689 →
Change of Name
Sep 24, 2007
From: SBC KNOWLEDGE VENTURES, L.P.
To: AT&T KNOWLEDGE VENTURES, L.P.
Reel/Frame 019868/0465 →
Change of Name
Jun 20, 2016
From: AT&T KNOWLEDGE VENTURES, L.P.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 039092/0472 →
Assignment of Assignor's Interest
Jan 26, 2017
From: AT&T INTELLECTUAL PROPERTY I, L.P.
To: NUANCE COMMUNICATIONS, INC.
Reel/Frame 041504/0952 →