Patent Assignment
Reel/Frame 004918/0778
Assignment of Assignors Interest.
Recorded: 1988-07-20
Pages: 3
Covered Property
(1)
Method and Apparatus for Regulating Air Ionization
Patent:
4,951,172 →
Application:
07/221,779 →
Related Assignments
(4)
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 →