Patent Assignment
Reel/Frame 033576/0085
Assignment of Assignor's Interest
Recorded: 2014-08-20
Pages: 4
Assignor
DEB, NILANJAN
Executed: 2013-01-31
Assignee
UNIVERSITY OF CALCUTTA
SENATE HOUSE, 87/1 COLLEGE STREET, KOLKATA, WEST BENGAL, 700073, INDIA
Covered Property
(1)
Regeneration of Cathode Material of Lithium-Ion Batteries
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 →