Patent Assignment
Reel/Frame 027844/0754
Corrective Assignment to Correct the Assignee Name Previously Recorded on Reel 027377 Frame 0530. Assignor(S) Hereby Confirms the Assignee. University of Calcutta, Was Incorrectly Recorded as Unviersity of Calcutta. Assignors Hereby Confirm the Assignment
Recorded: 2012-02-29
Pages: 5
Assignee
CALCUTTA, UNIVERSITY OF
SENATE HOUSE, 87 / 1 COLLEGE STREET, KOLKATA, WEST BENGAL, 700 073, INDIA
Covered Property
(1)
Processes for Cross-Linking Cellulose Ethers Under Mild Conditions
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 13, 2011
From: KUNDU, PATIT PABAN; SINGH, RATAN PAL
To: UNVIERSITY OF CALCUTTA
Reel/Frame 027377/0530 →
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 →