Assignment of Assignors Interest.

Assignment of Assignors Interest. May 14, 1986

From: UNION CARBIDE CORPORATION, A CORP. OF NEW YORK

To: VISKASE CORPORATION, A CORP. OF PA.

Reel/Frame 004619/0501 →

Security Interest Jun 14, 1989

From: VISKASE CORPORATION

To: CONTINENTAL BANK N.A.

Reel/Frame 005132/0012 →

Security Interest Jan 19, 1994

From: SANDUSKY PLASTICS, INC.; VISKASKE CORPORATION

To: CITICORP NORTH AMERICA, INC.

Reel/Frame 006839/0085 →

Security Interest Jun 28, 1995

From: VISKASE CORPORATION

To: BT COMMERCIAL CORPORATION, AS COLLATERAL AGENT

Reel/Frame 007526/0584 →

Security Interest in Intellectual Property Jun 23, 1999

From: VISKASE CORPORATION

To: CIT GROUP/BUSINESS CREDIT, INC., THE; GENERAL MOTORS EMPLOYEE GLOBAL GROUP PENSION TRUST, DEPARTMENT OF PENSIONS - CITY OF LOS ANGELES NAVY EXCHANGE SERVICE COMMAND RETIREMENT TRUST RAYTHEON CO. MASTER PENSION TRUST AND FIRST DATA CORPORATION MASTER RETIREMENT TRUST; D.P. KELLY & ASSOCIATES

Reel/Frame 010226/0287 →

Release of Security Interest Jul 2, 1999

From: BT COMMERICIAL CORPORATION

To: VISKASE CORPORATION

Reel/Frame 010238/0701 →

Release of Security Interest Jan 18, 2002

From: CIT GROUP/ BUSINESS CREDIT, INC., THE

To: VISKASE CORPORATION

Reel/Frame 012530/0978 →

Security Agreement Apr 14, 2003

From: VISKASE COMPANIES, INC.

To: ARNOS CORP.

Reel/Frame 013913/0851 →

Security Agreement Jul 2, 2004

From: VISKASE COMPANIES, INC.

To: LASALLE BANK NATIONAL ASSOCIATION

Reel/Frame 014815/0082 →

Release of Security Interest Jul 13, 2004

From: ARNOS CORP.

To: VISKASE COMPANIES, INC.

Reel/Frame 014845/0857 →

Corrective Assignment to Correct the Erroneous Recording and Removal of Patent No. 5,077,109 Previously Recorded on Reel 014815 Frame 0082. Assignor(S) Hereby Confirms the Security Interest. Apr 15, 2010

From: VISKASE COMPANIES, INC.

To: LASALLE BANK NATIONAL ASSOCIATION

Reel/Frame 024233/0265 →