IP Library Assignment 026995/0330
Patent Assignment
Reel/Frame 026995/0330

Assignment of Assignor's Interest

Recorded: 2011-09-30 Pages: 3
Assignor
SOBOLEWSKI, GREGORY
Executed: 2011-09-26
Assignee
KEITHLEY INSTRUMENTS, INC.
28775 AURORA ROAD, CLEVELAND, OHIO, 44139
Covered Property (1)
Low Frequency Impedance Measurement with Source Measure Units
Patent: 9,829,520 →
Application: 13/214,693 →
Publication: US 2014/0145729
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 5, 2016
From: KEITHLEY INSTRUMENTS, INC.
To: KEITHLEY INSTRUMENTS, LLC
Reel/Frame 039946/0639 →