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Trademark Assignment Assignee Details

Assignee Name : VISKASE CORPORATION

Total Assignments: 11

Assignment: 1

Reel/Frame:	1473/0206			Pages:	18
		Recorded:	06/20/1996
Conveyance:	RELEASE AND REASSIGNMENT OF INTELLECTUAL PROPERTY

Assignor

CITICORP NORTH AMERICA, INC.

Exec Dt:	06/20/1995
Entity Type:	CORPORATION
Citizenship:	DELAWARE

Assignee

VISKASE CORPORATION

6855 WEST 65TH STREET

CHICAGO, ILLINOIS 60638

Entity Type:	CORPORATION
Citizenship:	PENNSYLVANIA

Properties

Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #
71428452	379873	71478262	417447	71521545	525848	71521546	502256	72163087	765697
72182010	773682	72233017	822192	72265752	843472	72424452	967479	73036342	1027376
73108846	1086943	73113001	1076298	73204016	1161841	73362729	1239439	73366912	1243660
73456040	1308994	73586196	1444068	73586197	1414997	73586212	1444069	73672949	1501289
73685801	1502159	73737278	1522624	73807523	1581530	74034112	1671120	74085079	1651489
74087619	1812923	74096561	1653667	74303867	1775218	74319925	1833331	74327102	NONE
74327169	NONE	74364367	NONE	74403524	1827478	74403525	1827479	74420517	1879173
74421403	1840515	74421409	1839401	74421551	1840516	80713682	713682

Correspondence name and address
	KATTEN MUCHIN & ZAVIS
	MEREDITH A. PARSONS
	525 WEST MONROE STREET, STE. 1600
	CHICAGO, IL 60661

Assignment: 2

Reel/Frame:	1537/0780			Pages:	23
		Recorded:	12/17/1996
Conveyance:	CORRECTIVE TO CORRECT THE ERRONEOUS RECORDING OF REGISTRATION NUMBERS 1,617,120 AND 1,261,841 AT REEL 1473, FRAME 0206.

Assignor

CITICORP NORTH AMERICA, INC.

Exec Dt:	06/20/1995
Entity Type:	CORPORATION
Citizenship:	DELAWARE

Assignee

VISKASE CORPORATION

6855 WEST 65TH STREET

CHICAGO, ILLINOIS 60638

Entity Type:	CORPORATION
Citizenship:	PENNSYLVANIA

Properties

	Ser. #	Reg. #		Ser. #	Reg. #
	73204016	1161841		74034112	1671120

Correspondence name and address
	KATTEN MUCHIN & ZAVIS
	MEREDITH A. PARSONS
	525 WEST MONROE STREET
	SUITE 1600
	CHICAGO, IL 60661

Assignment: 3

Reel/Frame:	1505/0144			Pages:	3
		Recorded:	09/20/1996
Conveyance:	TERMINATION OF A SECURITY INTEREST TO A SPECIFIC TRADEMARK

Assignor

BT COMMERCIAL CORPORATION

Exec Dt:	09/13/1996
Entity Type:	CORPORATION
Citizenship:	DELAWARE

Assignee

VISKASE CORPORATION

6855 W. 65TH STREET

CHICAGO, ILLINOIS 60638

Entity Type:	CORPORATION
Citizenship:	PENNSYLVANIA

Property

	Ser. #	Reg. #
	74006858	1617120

Correspondence name and address
	KATTEN MUCHIN & ZAVIS
	MEREDITH A. PARSONS
	525 W. MONROE STREET
	SUITE 1600
	CHICAGO, IL 60661

Assignment: 4

Reel/Frame:	1677/0780			Pages:	6
		Recorded:	01/08/1998
Conveyance:	PARTIAL RELEASE AND REASSIGNMENT

Assignor

BT COMMERCIAL CORPORATION

Exec Dt:	11/24/1997
Entity Type:	CORPORATION
Citizenship:	NONE

Assignee

VISKASE CORPORATION

6855 WEST 65TH STREET

CHICAGO, ILLINOIS 60638

Entity Type:	CORPORATION
Citizenship:	NONE

Properties

	Ser. #	Reg. #		Ser. #	Reg. #		Ser. #	Reg. #		Ser. #	Reg. #		Ser. #	Reg. #
	73204016	1161841		74087619	1812923		74421403	1840515		74421409	1839401		74505773	1962353

Correspondence name and address
	CALFEE, HALTER & GRISWOLD LLP
	JAMES A. DIMITRIJEUS
	800 SUPERIOR AVENUE, SUITE 1400
	CLEVELAND, OHIO 44114-2688

Assignment: 5

Reel/Frame:	1916/0928	View Recorded Assignment		Pages:	7
		Recorded:	06/22/1999
Conveyance:	RELEASE OF SECURITY INTEREST

Assignor

BT COMMERCIAL CORPORATION

Exec Dt:	06/14/1999
Entity Type:	CORPORATION
Citizenship:	DELAWARE

Assignee

VISKASE CORPORATION

6855 W, 65TH STREET

BEDFORD PARK, ILLINOIS 60038

Entity Type:	CORPORATION
Citizenship:	PENNSYLVANIA

Properties

Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #
71428452	379873	71478262	417447	71521545	525848	71521546	502256	72163087	765697
72182010	773682	72233017	822192	72265752	843472	72424452	967479	73036342	1027376
73108846	1086943	73113001	1076298	73204016	1161841	73362729	1239439	73366912	1243660
73456040	1308994	73586196	1444068	73586197	1414997	73586212	1444069	73672949	1501289
73685801	1502159	73737278	1522624	73807523	1581530	74034112	1671120	74085079	1651489
74087619	1812923	74096561	1653667	74303867	1775218	74319925	1833331	74327169	NONE
74403524	1827478	74403525	1827479	74420517	1879173	74421403	1840515	74442536	1839101
74446917	1873272	74453651	2132918	74479815	1941603	74505773	1962353	74535380	1987533
74616345	1946715	80713682	713682

Correspondence name and address
	VEDDER, PRICE, KAUFMAN & KAMMHOLZ
	TAMMY S. SETTLE
	222 NORTH LASALLE STREET
	SUITE 2600
	CHICAGO, IL 60601

Assignment: 6

Reel/Frame:	4187/0724	View Recorded Assignment		Pages:	9
		Recorded:	04/15/2010
Attorney Dkt #:	41071-10168
Conveyance:	CORRECTIVE ASSIGNMENT TO CORRECT THE ERRONEOUS RECORDING OF REGISTRATION NO. 1,617,120 PREVIOUSLY RECORDED ON REEL 001916 FRAME 0928. ASSIGNOR(S) HEREBY CONFIRMS THE RELEASE OF SECURITY INTEREST.

Assignor

BT COMMERCIAL CORPORATION

Exec Dt:	06/14/1999
Entity Type:	CORPORATION
Citizenship:	DELAWARE

Assignee

VISKASE CORPORATION

6855 W. 65TH STREET

CHICAGO, ILLINOIS 60638

Entity Type:	CORPORATION
Citizenship:	PENNSYLVANIA

Property

	Ser. #	Reg. #
	74034112	1671120

Correspondence name and address
	MARIANN R. MURPHY
	353 N. CLARK STREET
	JENNER & BLOCK LLP
	CHICAGO, IL 60654-3456

Assignment: 7

Reel/Frame:	2153/0348	View Recorded Assignment		Pages:	48
		Recorded:	09/15/2000
Conveyance:	RELEASE OF SECURITY INTEREST

Assignors

CIT GROUP/BUSINESS CREDIT, INC., THE

Exec Dt:	08/30/2000
Entity Type:	UNKNOWN
Citizenship:	NONE

GENERAL MOTORS EMPLOYEE GLOBAL GROUP PENSION TRUST

Exec Dt:	08/30/2000
Entity Type:	UNKNOWN
Citizenship:	NONE

DEPARTMENT OF PENSIONS-CITY OF LOS ANGELES

Exec Dt:	08/30/2000
Entity Type:	UNKNOWN
Citizenship:	NONE

RAYTHEON CO. MASTER PENSION TRUST

Exec Dt:	08/30/2000
Entity Type:	UNKNOWN
Citizenship:	NONE

FIRST DATA CORPORATION MASTER RETIREMENT

Exec Dt:	08/30/2000
Entity Type:	UNKNOWN
Citizenship:	NONE

D.P. KELLY AND ASSOCIATES. L.P.

Exec Dt:	08/30/2000
Entity Type:	UNKNOWN
Citizenship:	NONE

Assignee

VISKASE CORPORATION

6855 W. 65TH STREET

CHICAGO, ILLINOIS 60638

Entity Type:	CORPORATION
Citizenship:	PENNSYLVANIA

Properties

Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #
72163087	765697	72182010	773682	72233017	822192	72424452	967479	74319925	1833331
74420517	1879173	74446917	1873272	74479815	1941603	74595399	1928183	74677538	1985395
75081063	2033999	75083233	2043476	75123122	2055439

Correspondence name and address
	LEE, MANN, SMITH, MCWILLIAMS,
	SWEENEY & OHLSON
	TIMOTHY J. ENGLING
	P.O.BOX 2786
	CHICAGO ILLINOIS 60690-2786

Assignment: 8

Reel/Frame:	2154/0318	View Recorded Assignment		Pages:	3
		Recorded:	09/25/2000
Conveyance:	RELEASE OF SECURITY INTEREST

Assignor

BANK OF AMERICA. N.A., SUCCESSOR IN INTEREST TO CONTINENTAL BANK, N.A.

Exec Dt:	08/31/2000
Entity Type:	UNKNOWN
Citizenship:	NONE

Assignee

VISKASE CORPORATION

6855 W. 65TH STREET

CHICAGO, ILLINOIS 60638

Entity Type:	CORPORATION
Citizenship:	PENNSYLVANIA

Properties

	Ser. #	Reg. #		Ser. #	Reg. #		Ser. #	Reg. #		Ser. #	Reg. #
	72163087	765697		72182010	773682		72233017	822192		72424452	967479

Correspondence name and address
	LEE, MANN, SMITH, ET AL.
	TIMOTHY J. ENGLING
	P.O. BOX 2786
	CHICAGO, IL 60690-2786

Assignment: 9

Reel/Frame:	2505/0781	View Recorded Assignment		Pages:	8
		Recorded:	01/24/2002
Conveyance:	RELEASE BY SECURED PARTY

Assignor

CIT GROUP/ BUSINESS CREDIT, INC., THE

Exec Dt:	11/29/2001
Entity Type:	CORPORATION
Citizenship:	NEW YORK

Assignee

VISKASE CORPORATION

625 WILLOWBROOK CENTRE PARKWAY

PATENT & TRADEMARK DEPT.

WILLOWBROOK, ILLINOIS 60527

Entity Type:	CORPORATION
Citizenship:	PENNSYLVANIA

Properties

Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #
71428452	379873	71478262	417447	71521545	525848	71521546	502256	72097894	713684
72265752	843472	73108846	1086943	73113001	1076298	73362729	1239439	73366912	1243660
73456040	1308994	73586196	1444068	73586197	1414997	73586212	1444069	74034112	1671120
74085079	1651489	74096561	1653667	74303867	1775218	74403524	1827478	74403525	1827479
74453651	2132918	74616345	1946715	75392128	2209002	75392129	2225539	75623711	2610085

Correspondence name and address
	VISKASE CORPORATION
	PATENT & TRADEMARK DEPT.
	625 WILLOWBROOK CENTRE PARKWAY
	WILLOWBROOK, IL 60527

Assignment: 10

Reel/Frame:	0547/0947			Pages:	3
		Recorded:	12/31/1986
Conveyance:	ASSIGNS THE ENTIRE INTEREST AND THE GOODWILL

Assignor

UNION CARBIDE CORPORATION

Exec Dt:	02/07/1986
Entity Type:	CORPORATION
Citizenship:	NEW YORK

Assignee

VISKASE CORPORATION

6855 WEST 65TH STREET

CHICAGO, ILLINOIS

Entity Type:	CORPORATION
Citizenship:	PENNSYLVANIA

Properties

Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #
71303410	278352	71428452	379873	71478262	417447	71521545	525848	71521546	502256
72097894	713684	72182010	773682	72233017	822192	72265752	843472	72271193	851050
72350625	903094	72360502	919499	72424452	967479	73036342	1027376	73108846	1086943
73113001	1076298	73362729	1239439	73366912	1243660	73456040	1308994

Correspondence name and address
	VISKASE CORPORATION
	6855 WEST 65TH STREET
	CHICAGO, IL 60638

Assignment: 11

Reel/Frame:	0614/0813			Pages:	3
		Recorded:	08/31/1988
Conveyance:	ASSIGNS THE ENTIRE INTEREST AND THE GOODWILL

Assignor

UNION CARBIDE CORPORATION

Exec Dt:	07/06/1988
Entity Type:	CORPORATION
Citizenship:	NEW YORK

Assignee

VISKASE CORPORATION

6855 WEST 65TH STREET

CHICAGO, ILLINOIS

Entity Type:	UNKNOWN
Citizenship:	NONE

Property

	Ser. #	Reg. #
	72163087	765697

Correspondence name and address
	WILLIAN, BRINKS, ET AL.
	SUITE 4100
	ONE IBM PLAZA
	CHICAGO, IL 60611

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