Patent Assignment
Reel/Frame 004317/0290
Assignment of Assignors Interest.
Recorded: 1984-09-24
Pages: 1
Assignor
WILLIAMSON, MICHAEL R.
Executed: 1984-08-17
Assignee
VMX, INC., A DE CORP.
1241 COLUMBIA, RICHARDSON, TEXAS, 75081
Covered Property
(1)
Method and Apparatus for Checking the Integrity of a Communications Channel in a Voice Store and Forward System
Patent:
4,580,016 →
Application:
06/653,212 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Mar 26, 2002
From: OCTEL COMMUNICATIONS CORPORATION
To: LUCENT TECHNOLOGIES INC.
Reel/Frame 012683/0483 →
Assignment of Assignor's Interest
Mar 26, 2002
From: LUCENT TECHONOLOGIES INC.
To: AVAYA TECHONOLGY CORP.
Reel/Frame 012683/0613 →
Security Interest
Apr 9, 2002
From: AVAYA TECHNOLOGY CORP.
To: BANK OF NEW YORK, THE
Reel/Frame 012762/0160 →
Merger
Jun 29, 2006
From: VMX, INC.
To: OCTEL COMMUNICATIONS CORPORATION
Reel/Frame 018015/0252 →