IP Library Assignment 023588/0667
Patent Assignment
Reel/Frame 023588/0667

Assignment of Assignor's Interest

Recorded: 2009-12-01 Pages: 5
Assignor
AHN, DOYEOL
Executed: 2009-10-19
Assignee
UNIVERSITY OF SEOUL INDUSTRY COOPERATION FOUNDATION
90 JEONNONG-DONG, DONGDAEMUN-GU, SEOUL, 130-743, KOREA, REPUBLIC OF
Covered Property (1)
Copper Blend I-Vii Compound Semiconductor Light-Emitting Devices
Patent: 8,058,641 →
Application: 12/620,602 →
Publication: US 2011/0114995
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 →