IP Library Assignment 022997/0915
Patent Assignment
Reel/Frame 022997/0915

Assignment of Assignor's Interest

Recorded: 2009-06-18 Pages: 4
Assignor
GEFTER, PETER
Executed: 2009-07-16
Assignee
MKS INSTRUMENTS
1750 NORTH LOOP ROAD, SUITE 100, ALAMEDA, CALIFORNIA, 94502
Covered Property (1)
Silicon emitters for ionizers with high frequency waveforms
Application: 12/456,526 →
Publication: US 2009/0316325
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 25, 2010
From: MKS INSTRUMENTS, INC.
To: ION SYSTEMS, INC.
Reel/Frame 024434/0191 →
Assignment of Assignor's Interest Dec 19, 2011
From: ION SYSTEMS, INC.
To: ILLINOIS TOOL WORKS INC.
Reel/Frame 027408/0642 →