Patent Assignment
Reel/Frame 026437/0012
Assignment of Assignor's Interest
Recorded: 2011-06-10
Pages: 8
Assignors
LI, XIN-GUI
Executed: 2010-05-31
HUANG, MEI-RONG
Executed: 2010-05-31
HOU, ZHENZHONG
Executed: 2010-05-31
Assignee
TONGJI UNIVERSITY
NO. 1239 SIPING ROAD, SHANGHAI, 200092, CHINA
Covered Property
(1)
Copolymer of Pyrene and Pyrrole and Method of Producing the Copolymer
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 →