Patent Assignment
Reel/Frame 012181/0587
Assignment of Assignor's Interest
Recorded: 2001-09-17
Pages: 4
Assignee
BELLSOUTH INTELLECTUAL PROPERTY CORPORATION
SUITE 510, 824 MARKET STREET, WILMINGTON, DELAWARE, 19801
Covered Property
(1)
Voice Mail Witness
Patent:
6,690,774 →
Application:
09/953,997 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 21, 2008
From: AT&T DELAWARE INTELLECTUAL PROPERTY, INC.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 021709/0737 →
Change of Name
Oct 21, 2008
From: BELLSOUTH INTELLECTUAL PROPERTY CORPORATION
To: AT&T DELAWARE INTELLECTUAL PROPERTY, INC., F/K/A AT&T BLS INTELLECTUAL PROPERTY, INC., F/K/A AT&T INTELLECTUAL PROPERTY, INC.
Reel/Frame 021709/0743 →
Assignment of Assignor's Interest
Oct 31, 2008
From: AT&T INTELLECTUAL PROPERTY I, L.P.
To: OPEN INVENTION NETWORK LLC
Reel/Frame 021763/0476 →