Patent Assignment
Reel/Frame 022467/0267
Change of Name
Recorded: 2009-03-30
Pages: 4
Assignor
BELLSOUTH INTELLECTUAL PROPERTY CORPORATION
Executed: 2007-04-24
Assignee
AT&T DELAWARE INTELLECTUAL PROPERTY, INC., F/K/A AT&T BLS INTELLECTUAL PROPERTY, INC., F/K/A AT&T INTELLECTUAL PROPERTY, INC.
824 MARKET STREET, WILMINGTON, DELAWARE, 19801
Covered Property
(1)
Phonetic Filtering of Undesired Email Messages
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 14, 2003
From: DANIELL, W. TODD; MALIK, DALE W.
To: BELLSOUTH INTELLECTUAL PROPERTY CORP.
Reel/Frame 014613/0716 →
Assignment of Assignor's Interest
Mar 17, 2009
From: AT&T DELAWARE INTELLECTUAL PROPERTY, INC.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 022406/0563 →
Assignment of Assignor's Interest
Oct 15, 2009
From: AT&T DELAWARE INTELLECTUAL PROPERTY, INC.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 023376/0019 →
Change of Name
Oct 15, 2009
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 023376/0360 →