Patent Assignment
Reel/Frame 006454/0959
Assignment of Assignors Interest.
Recorded: 1993-02-26
Pages: 4
Assignee
BELL SOUTH CORPORATION
1155 PEACHTREE STREET, NE, ATLANTA, GEORGIA, 30367-6000
Covered Property
(1)
Visual Message Waiting Indication in a Telephone Voice Message System
Patent:
5,363,431 →
Application:
07/995,025 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 22, 1998
From: BELLSOUTH CORPORATION
To: BELLSOUTH INTELLECTUAL PROPERTY GROUP, INC.
Reel/Frame 009670/0482 →
Assignment of Assignor's Interest
Dec 22, 1998
From: BELLSOUTH INTELLECTUAL PROPERTY GROUP, INC.
To: BELLSOUTH INTELLECTUAL PROPERTY CORPORATION
Reel/Frame 009678/0367 →
Assignment of Assignor's Interest
Jun 11, 2007
From: BELLSOUTH INTELLECTUAL PROPERTY CORPORATION
To: PHASE SYSTEMS LLC
Reel/Frame 019407/0079 →