IP Library › Assignment 026708/0852
Patent Assignment
Reel/Frame 026708/0852

Assignment of Assignor's Interest

Recorded: 2011-08-05 Pages: 2
Assignors
MA, ZHENG
Executed: 2011-07-28
FISHER, JOHN B.
Executed: 2011-07-28
SCHROEDER, KENNETH E.
Executed: 2011-07-28
Assignee
GM GLOBAL TECHNOLOGY OPERATIONS LLC
P.O. BOX 300, MAIL CODE 482-C23-B21, DETROIT, MICHIGAN, 48265-3000
Covered Property (1)
Two-Piece Compression Piston Ring of an Internal Combustion Engine
Patent: 8,555,850 →
Application: 13/198,800 →
Publication: US 2013/0032119
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 028466/0870 →
Release of Security Interest Nov 7, 2014
From: WILMINGTON TRUST COMPANY
To: GM GLOBAL TECHNOLOGY OPERATIONS LLC
Reel/Frame 034186/0776 →