Patent Assignment
Reel/Frame 027290/0219
Confirmatory Assignment
Recorded: 2011-11-29
Pages: 5
Assignee
PEKING UNIVERSITY
NO. 5 YIHEYUAN ROAD,, BEIJING, 100871, CHINA
Covered Property
(1)
Image-Based Lighting Simulation for Objects
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 28, 2009
From: ZHOU, BINGFENG; FENG, JIE
To: PEKING UNIVERSITY
Reel/Frame 023159/0910 →
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 →