Patent Assignment
Reel/Frame 005407/0434
Assignment of Assignors Interest.
Recorded: 1990-08-15
Pages: 4
Assignor
PARTRIDGE, LESLIE W.
Executed: 1990-08-15
Assignee
ION SYSTEMS, INC.
2547 TENTH STREET, BERKELEY, CALIFORNIA, 94710
Covered Property
(1)
Self-Balancing Bipolar Air Ionizer
Patent:
5,055,963 →
Application:
07/567,595 →
Related Assignments
(5)
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 →
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 →
Release of Security Interest
Nov 28, 2005
From: SILICON VALLEY BANK
To: ION SYSTEMS, INC.
Reel/Frame 017262/0965 →
Release
May 14, 2010
From: COMERICA BANK-CALIFORNIA
To: ION SYSTEMS, INC.
Reel/Frame 024402/0607 →