Patent Assignment
Reel/Frame 075720/0393
Confirmatory License
Recorded: 2026-06-08
Pages: 2
Assignor
GENERAL MOTORS GLOBAL PROPULSION SYSTEMS
Executed: 2025-07-16
Assignee
U.S. DEPARTMENT OF ENERGY
1000 INDEPENDENCE AVENUE S.W., WASHINGTON, DISTRICT OF COLUMBIA, 20585
Covered Property
(1)
Diesel Emission Reduction Using Internal Exhaust Gas Recirculation
Related Assignments
(8)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 19, 2009
From: HE, XIN; DURRETT, RUSSELL P.
To: GM GLOBAL TECHNOLOGY OPERATIONS, INC.
Reel/Frame 023115/0326 →
Security Agreement
Aug 27, 2009
From: GM GLOBAL TECHNOLOGY OPERATIONS, INC.
To: UNITED STATES DEPARTMENT OF THE TREASURY
Reel/Frame 023201/0118 →
Security Agreement
Aug 28, 2009
From: GM GLOBAL TECHNOLOGY OPERATIONS, INC.
To: UAW RETIREE MEDICAL BENEFITS TRUST
Reel/Frame 023162/0048 →
Release of Security Interest
Nov 4, 2010
From: UNITED STATES DEPARTMENT OF THE TREASURY
To: GM GLOBAL TECHNOLOGY OPERATIONS, INC.
Reel/Frame 025246/0056 →
Release of Security Interest
Nov 5, 2010
From: UAW RETIREE MEDICAL BENEFITS TRUST
To: GM GLOBAL TECHNOLOGY OPERATIONS, INC.
Reel/Frame 025315/0091 →
Security Agreement
Nov 8, 2010
From: GM GLOBAL TECHNOLOGY OPERATIONS, INC.
To: WILMINGTON TRUST COMPANY
Reel/Frame 025324/0555 →
Change of Name
Feb 10, 2011
From: GM GLOBAL TECHNOLOGY OPERATIONS, INC.
To: GM GLOBAL TECHNOLOGY OPERATIONS LLC
Reel/Frame 025781/0299 →
Release of Security Interest
Nov 7, 2014
From: WILMINGTON TRUST COMPANY
To: GM GLOBAL TECHNOLOGY OPERATIONS LLC
Reel/Frame 034185/0789 →