Patent Assignment
Reel/Frame 007782/0859
Assignment of Assignor's Interest
Recorded: 1987-06-17
Pages: 3
Assignor
SAWYER, DAVID E.
Executed: 1987-06-11
Assignee
SYSTRON DONNER (A CORP. OF CA)
CONCORD, CALIFORNIA
Covered Property
(1)
Temperature Monitoring Apparatus and Method Therefor
Patent:
4,828,401 →
Application:
07/063,160 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 4, 1994
From: SYSTRON DONNER CORPORATION
To: WHITTAKER CORPORATION
Reel/Frame 006924/0710 →
Security Interest
Aug 28, 1996
From: WHITTAKER CORPORATION; WHITTAKER COMMUNICATIONS, INC.; XYPLEX, INC.
To: NATIONSBANK OF TEXAS, N.A.
Reel/Frame 008119/0039 →
Release of Security Interest
Aug 20, 1998
From: NATIONSBANK, N.A.
To: WHITTAKER CORPORATION
Reel/Frame 009386/0898 →