Patent Assignment
Reel/Frame 025440/0217
Assignment of Assignor's Interest
Recorded: 2010-12-02
Pages: 9
Assignors
ZHOU, BINGFENG
Executed: 2010-02-02
FENG, JIE
Executed: 2010-02-02
SONG, BENCONG
Executed: 2010-02-02
Assignee
PEKING UNIVERSITY
NO. 5 YIHEYUAN ROAD, HAIDIAN DISTRICT,, BEIJING, 100871, CHINA
Covered Property
(1)
Concave Surface Modeling in Image-Based Visual Hull
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 →