Patent Assignment
Reel/Frame 006940/0086
Assignment of Assignor's Interest
Recorded: 1994-03-31
Pages: 3
Assignor
SPANKE, RONALD ANTHONY
Executed: 1994-03-31
Assignee
AMERICAN TELEPHONE & TELEGRAPH CO.
32 AVENUE OF THE AMERICAS, NEW YORK, NEW YORK, 10013-2412
Covered Property
(1)
Method and Apparatus to Compensate for Differential Attenuation in an Optical Time Slot Interchanger
Patent:
5,572,350 →
Application:
08/221,206 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 8, 1996
From: AT&T CORP.
To: LUCENT TECHNOLOGIES, INC.
Reel/Frame 008102/0142 →
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 →