Patent Assignment
Reel/Frame 042512/0853
Change of Name
Recorded: 2017-05-20
Pages: 2
Assignor
AT&T BLS INTELLECTUAL PROPERTY, INC.
Executed: 2007-11-01
Assignee
AT&T DELAWARE INTELLECTUAL PROPERTY, INC.
824 MARKET STREET, WILMINGTON, DELAWARE, 19801
Covered Property
(1)
Providing instant messaging (IM) internet presence information and chat capability from displayed email messages
Application:
10/325,268 →
Publication:
US 2004/0064514
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.