Patent Assignment
Reel/Frame 006855/0977
Assignment of Assignor's Interest
Recorded: 1994-01-27
Pages: 4
Assignee
AMERICAN TELEPHONE AND TELEGRAPH COMPANY
32 AVENUE OF THE AMERICAS NEW YORK, NEW YORK 10013-2412
Covered Property
(1)
Using Voice Signal Analysis to Identify Authorized Users of a Telephone System
Patent:
5,623,539 →
Application:
08/189,003 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 10, 1996
From: AT&T CORP.
To: LUCENT TECHNOLOGIES INC.
Reel/Frame 008684/0001 →
Conditional Assignment of and Security Interest in Patent Rights
Apr 5, 2001
From: LUCENT TECHNOLOGIES INC. (DE CORPORATION)
To: THE CHASE MANHATTAN BANK, AS COLLATERAL AGENT
Reel/Frame 011722/0048 →
Termination and Release of Security Interest in Patent Rights
Dec 6, 2006
From: JPMORGAN CHASE BANK, N.A. (FORMERLY KNOWN AS THE CHASE MANHATTAN BANK), AS ADMINISTRATIVE AGENT
To: LUCENT TECHNOLOGIES INC.
Reel/Frame 018584/0446 →