IP Library › Assignment 023510/0634
Patent Assignment
Reel/Frame 023510/0634

Assignment of Assignor's Interest

Recorded: 2009-11-13 Pages: 24
Assignor
CREDENCE SYSTEMS CORPORATION
Executed: 2008-02-20
Assignee
DCG SYSTEMS, INC.
45900 NORTHPORT LOOP EAST, FREMONT, CALIFORNIA, 94538
Covered Property (1)
Measuring Back-Side Voltage of an Integrated Circuit
Patent: 6,872,581 →
Application: 10/123,842 →
Publication: US 2002/0151091
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 17, 2002
From: SHAW, CHRISTOPHER; TSAO, CHUNG-CHENG; LUNDQUIST, THEODORE R.
To: NPTEST, INC.
Reel/Frame 013400/0488 →
Assignment of Assignor's Interest Jun 23, 2003
From: SCHLUMBERGER TECHNOLOGIES, INC.
To: NPTEST, LLC
Reel/Frame 014268/0115 →
Assignment of Assignor's Interest Sep 22, 2004
From: NPTEST, INC.
To: CREDENCE SYSTEMS CORPORATION
Reel/Frame 015168/0004 →