Patent Assignment
Reel/Frame 021425/0412
Assignment of Assignor's Interest
Recorded: 2008-08-21
Pages: 4
Assignee
VISKASE COMPANIES, INC.
8205 S. CASS AVE., SUITE 115, DARIEN, ILLINOIS, 60561
Covered Property
(1)
Nylon Food Casing
Application:
12/176,098 →
Publication:
US 2009/0029079
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Intellectual Property Security Agreement
Dec 23, 2009
From: VISKASE COMPANIES, INC.
To: U.S. BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 023691/0353 →
Amendment No. 1 to Intellectual Property Security Agreements Recorded at Reel 024342, Frame 0595 and Reel 020119, Frame 0563
May 10, 2011
From: VISKASE COMPANIES, INC.
To: ICAHN ENTERPRISES HOLDINGS L.P.
Reel/Frame 026250/0541 →