Patent Assignment
Reel/Frame 008972/0962
Assignment of Assignor's Interest
Recorded: 1998-01-14
Pages: 3
Assignor
PARTRIDGE, LESLIE W.
Executed: 1998-01-13
Assignee
ION SYSTEMS, INC.
1005 PARKER STREET, BERKELEY, CALIFORNIA, 94710
Covered Property
(1)
Self-Balancing Shielded Bipolar Ionizer
Patent:
6,002,573 →
Application:
09/006,773 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →
Assignment of Assignor's Interest
Dec 19, 2011
From: ION SYSTEMS, INC.
To: ILLINOIS TOOL WORKS INC.
Reel/Frame 027408/0642 →