IP Library › Assignment 027208/0029
Patent Assignment
Reel/Frame 027208/0029

Assignment of Assignor's Interest

Recorded: 2011-11-10 Pages: 3
Assignors
LEVIJOKI, STEPHEN PAUL
Executed: 2011-08-24
DOKTER, MICHAEL JOHN
Executed: 2011-08-24
SIEKKINEN, JOHN W.
Executed: 2011-08-25
HELMICK, JEFFRY A.
Executed: 2011-08-24
Assignee
GM GLOBAL TECHNOLOGY OPERATIONS LLC
P.O. BOX 300, MAIL CODE 482-C23-B21, DETROIT, MICHIGAN, 48265-3000
Covered Property (1)
Diagnostic System and Method for an Oxygen Sensor Positioned Downstream from a Catalytic Converter
Patent: 9,181,844 →
Application: 13/243,019 →
Publication: US 2012/0317959
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement Jun 28, 2012
From: GM GLOBAL TECHNOLOGY OPERATIONS LLC
To: WILMINGTON TRUST COMPANY
Reel/Frame 028458/0184 →
Release of Security Interest Nov 7, 2014
From: WILMINGTON TRUST COMPANY
To: GM GLOBAL TECHNOLOGY OPERATIONS LLC
Reel/Frame 034186/0776 →