Patent Assignment
Reel/Frame 009980/0851
Notice of Grant of Security Interest in Patents
Recorded: 1999-05-24
Pages: 4
Assignor
CEI SYSTEMS, INC.
Executed: 1999-04-15
Assignee
BANK OF AMERICA NATIONAL TRUST AND SAVINGS ASSOCIATION, AS AGENT
1455 MARKET STREET, 12TH FLOOR, SAN FRANCISCO, CALIFORNIA, 94103
Covered Properties
(2)
Data Transfer System and Method of Operation Thereof
Patent:
4,837,785 →
Application:
06/504,150 →
Interleaved Memory Addressing System and Method Using a Parity Signal
Patent:
4,800,535 →
Application:
07/043,840 →
Related Assignments
(10)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Jun 14, 1983
From: MC ALPINE, GARY
To: APTEC COMPUTER SYSTEMS, INC.
Reel/Frame 004141/0857 →
Assignment of Assignor's Interest
Sep 22, 1993
From: APTEC COMPUTER SYSTEMS, INC., AN OREGON CORPORATION
To: WHITTAKER COMMUNICATIONS, INC.
Reel/Frame 006705/0900 →
Assignment of Assignor's Interest
Dec 10, 1993
From: APTEC COMPUTER SYSTEM, INC.
To: WHITTAKER COMMUNICATIONS, INC.
Reel/Frame 006796/0647 →
Merger
Feb 22, 1994
From: WHITTAKER COMMUNICATIONS, INC.
To: WHITTAKER CORPORATION
Reel/Frame 006865/0529 →
Security Interest
Aug 28, 1996
From: WHITTAKER CORPORATION; WHITTAKER COMMUNICATIONS, INC.; XYPLEX, INC.
To: NATIONSBANK OF TEXAS, N.A.
Reel/Frame 008119/0039 →
Assignment of Assignor's Interest
Oct 7, 1997
From: WHITTAKER CORPORATION
To: CEI SYSTEMS, INC.
Reel/Frame 008744/0003 →
Security Agreement
Dec 29, 1997
From: CEI SYSTEMS, INC.
To: FIRST UNION NATIONAL BANK, AS COLLATERAL AGENT
Reel/Frame 008876/0276 →
Assignment of Assignor's Interest
Jun 3, 1998
From: WHITTAKER CORPORATION
To: CEI SYSTEMS, INC.
Reel/Frame 009207/0262 →
Release of Security Interest in Patents
May 24, 1999
From: NATIONSBANK, N.A.
To: CEI SYSTEMS, INC.
Reel/Frame 009980/0848 →
Release of Security Interest in Patents
May 24, 1999
From: FIRST UNION NATIONAL BANK, AS COLLATERAL AGENT
To: CEI SYSTEMS, INC.
Reel/Frame 009980/0475 →