Patent Assignment
Reel/Frame 022918/0812
Assignment of Assignor's Interest
Recorded: 2009-07-06
Pages: 4
Assignor
AHN, DOYEOL
Executed: 2009-06-26
Assignee
UNIVERSITY OF SEOUL INDUSTRY COOPERATION FOUNDATION
90 JEONNONG-DONG, DONGDAEMUN-GU, SEOUL, 130-743, KOREA, REPUBLIC OF
Covered Property
(1)
Compound Semiconductors
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Jan 29, 2019
From: EMPIRE TECHNOLOGY DEVELOPMENT LLC
To: CRESTLINE DIRECT FINANCE, L.P.
Reel/Frame 048373/0217 →
Release of Security Interest
Jul 31, 2019
From: CRESTLINE DIRECT FINANCE, L.P.
To: EMPIRE TECHNOLOGY DEVELOPMENT LLC
Reel/Frame 049924/0794 →
Release of Security Interest in Patents, Recorded on January 29, 2019 at Reel 048373 Frame 0217
Sep 22, 2025
From: CRESTLINE DIRECT FINANCE, L.P., AS COLLATERAL AGENT
To: EMPIRE TECHNOLOGY DEVELOPMENT LLC
Reel/Frame 072936/0464 →