Patent Assignment
Reel/Frame 004758/0484
Assignment of Assignors Interest.
Recorded: 1987-08-11
Pages: 4
Assignors
STEINMAN, ARNOLD J.
Executed: 1987-07-31
YOST, MICHAEL G.
Executed: 1987-07-31
GEHLKE, DONALD A.
Executed: 1987-07-27
Assignee
ION SYSTEMS, INC.
2546 TENTH STREET, BERKELEY, CALIFORNIA, 94710
Covered Property
(1)
Self-Regulating Air Ionizing Apparatus
Patent:
4,809,127 →
Application:
07/085,082 →
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
Mar 22, 2002
From: ION SYSTEMS, INC.
To: COMERICA BANK-CALIFORNIA
Reel/Frame 012745/0541 →
Security Interest
Jul 18, 2003
From: ION SYSTEMS, INC.
To: ILLINOIS TOOL WORKS INC.
Reel/Frame 014277/0667 →
Release
Nov 14, 2003
From: SILICON VALLEY BANK
To: COMERICA BANK-CALIFORNIA
Reel/Frame 014709/0018 →
Security Interest
Jan 20, 2004
From: ION SYSTEMS, INC
To: SILICON VALLEY BANK
Reel/Frame 014901/0644 →
Termination & Release of Security Interest
Sep 15, 2004
From: ILLINOIS TOOL WORKS INC.
To: ION SYSTEMS, INC.
Reel/Frame 015139/0272 →
Termination and Release of Security Interest
Nov 12, 2004
From: ILLINOIS TOOL WORKS, INC.
To: ION SYSTEMS INC.
Reel/Frame 015370/0928 →
Release of Security Interest
Nov 28, 2005
From: SILICON VALLEY BANK
To: ION SYSTEMS, INC.
Reel/Frame 017262/0965 →