Patent Assignment
Reel/Frame 022945/0127
Assignment of Assignor's Interest
Recorded: 2009-07-13
Pages: 3
Assignor
RAGHAVAN, SERUGUDI VENKATA
Executed: 2009-07-13
Assignee
INDIAN INSTITUTE OF TECHNOLOGY MADRAS
B-5-1, BONN AVENUE, CHENNAI, 600036, INDIA
Covered Property
(1)
Methods and Devices for Pattern-Based User Authentication
Related Assignments
(4)
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 →
Release of Security Interest in Patents, Recorded on July 31, 2019 at Reel 049924 Frame 0794
Jun 22, 2026
From: CRESTLINE DIRECT FINANCE, L.P., AS COLLATERAL AGENT
To: EMPIRE TECHNOLOGY DEVELOPMENT LLC
Reel/Frame 075798/0763 →