Patent Assignment
Reel/Frame 012089/0191
Assignment of Assignor's Interest
Recorded: 2001-08-20
Pages: 4
Assignee
BELLSOUTH INTELLECTUAL PROPERTY CORPORATION
SUITE 510, 824 MARKET STREET, WILMINGTON, DELAWARE, 19801
Covered Property
(1)
Multi-Context Conversational Environment System and Method
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 18, 2009
From: AT&T DELAWARE INTELLECTUAL PROPERTY, INC.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 022266/0765 →
Change of Name
Dec 8, 2014
From: BELLSOUTH INTELLECTUAL PROPERTY CORPORATION
To: AT&T INTELLECTUAL PROPERTY, INC.
Reel/Frame 034540/0157 →
Change of Name
Dec 8, 2014
From: AT&T INTELLECTUAL PROPERTY, INC.
To: AT&T BLS INTELLECTUAL PROPERTY, INC.
Reel/Frame 034540/0169 →
Change of Name
Dec 8, 2014
From: AT&T BLS INTELLECTUAL PROPERTY, INC.
To: AT&T DELAWARE INTELLECTUAL PROPERTY, INC.
Reel/Frame 034540/0184 →
Assignment of Assignor's Interest
Dec 10, 2014
From: AT&T INTELLECTUAL PROPERTY I, L.P.
To: AT&T ALEX HOLDINGS, LLC
Reel/Frame 034467/0853 →
Assignment of Assignor's Interest
Jan 26, 2017
From: AT&T ALEX HOLDINGS, LLC
To: NUANCE COMMUNICATIONS, INC.
Reel/Frame 041495/0903 →
Corrective Assignment to Correct the Assignee/Assignor Previously Recorded on Reel 034467 Frame 0853. Assignor(S) Hereby Confirms the Assignment.
Jun 23, 2017
From: AT&T DELAWARE INTELLECTUAL PROPERTY, INC.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 042961/0928 →