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Reel/Frame:	017892/0609			Pages:	13
		Recorded:	07/07/2006
Conveyance:	SECURITY AGREEMENT

Total properties: 68

1

Patent #:	D274701	Issue Dt:	07/17/1984	Application #:	06331004	Filing Dt:	12/15/1981
Title:	CLOSURE FOR A CONTAINER FOR CHEMICAL AND RADIOACTIVE WASTE

2

Patent #:	4685391	Issue Dt:	08/11/1987	Application #:	06819270	Filing Dt:	01/16/1986
Title:	REMOTELY CONTROLLED MULTISHAPED CONTAINER COMPACTING PRESS

3

Patent #:	4738799	Issue Dt:	04/19/1988	Application #:	06864369	Filing Dt:	05/19/1986
Title:	PERMANENT DISPOSAL OF RADIOACTIVE PARTICULATE WASTE

4

Patent #:	4760260	Issue Dt:	07/26/1988	Application #:	06897022	Filing Dt:	08/15/1986
Title:	DIAGNOSTIC WHOLE BODY COUNTER

5

Patent #:	4784802	Issue Dt:	11/15/1988	Application #:	06898840	Filing Dt:	08/20/1986
Title:	NUCLEAR WASTE DISPOSAL SITE

6

Patent #:	4874587	Issue Dt:	10/17/1989	Application #:	07089573	Filing Dt:	08/26/1987
Title:	HAZARDOUS WASTE REACTOR SYSTEM

7

Patent #:	4863702	Issue Dt:	09/05/1989	Application #:	07092041	Filing Dt:	09/01/1987
Title:	AUTOCLAVE FOR HAZARDOUS WASTE

8

Patent #:	4792385	Issue Dt:	12/20/1988	Application #:	07116088	Filing Dt:	11/03/1987
Title:	ELECTROLYTIC DECONTAMINATION APPARATUS AND ENCAPSULATION PROCESS

9

Patent #:	4845372	Issue Dt:	07/04/1989	Application #:	07133168	Filing Dt:	12/11/1987
Title:	NUCLEAR WASTE PACKING MODULE

10

Patent #:	4902426	Issue Dt:	02/20/1990	Application #:	07196904	Filing Dt:	05/20/1988
Title:	ION EXCHANGE COMPOSITIONS

11

Patent #:	5025150	Issue Dt:	06/18/1991	Application #:	07257732	Filing Dt:	10/14/1988
Title:	SITE SURVEY METHOD AND APPARATUS

12

Patent #:	4950426	Issue Dt:	08/21/1990	Application #:	07331341	Filing Dt:	03/31/1989
Title:	GRANULAR FILL MATERIAL FOR NUCLEAR WASTE CONTAINING MODULES

13

Patent #:	5045240	Issue Dt:	09/03/1991	Application #:	07345852	Filing Dt:	05/01/1989
Title:	CONTAMINATED SOIL RESTORATION METHOD

14

Patent #:	4995984	Issue Dt:	02/26/1991	Application #:	07408289	Filing Dt:	09/18/1989
Title:	SUPPORTED HETEROPOLYCYCLIC COMPOUNDS IN THE SEPARATION AND REMOVAL OF LATE TRANSITION METALS

15

Patent #:	5128068	Issue Dt:	07/07/1992	Application #:	07529092	Filing Dt:	05/25/1990
Title:	METHOD AND APPARATUS FOR CLEANING CONTAMINATED PARTICULATE MATERIAL

16

Patent #:	5242503	Issue Dt:	09/07/1993	Application #:	07628557	Filing Dt:	12/17/1990
Title:	METHOD OF RESTORING CONTAMINATED SOLIDS USING ION EXCHANGE POWDER CONTACT

17

Patent #:	5268128	Issue Dt:	12/07/1993	Application #:	07648673	Filing Dt:	01/31/1991
Title:	METHOD AND APPARATUS FOR CLEANING CONTAMINATED PARTICULATE MATERIAL

18

Patent #:	5300258	Issue Dt:	04/05/1994	Application #:	07722458	Filing Dt:	06/27/1991
Title:	METHOD FOR DECONTAMINATING SOIL CONTAINING RESINS

19

Patent #:	5156722	Issue Dt:	10/20/1992	Application #:	07737891	Filing Dt:	07/25/1991
Title:	DECONTAMINATION OF RADIOACTIVE METALS

20

Patent #:	5188649	Issue Dt:	02/23/1993	Application #:	07741301	Filing Dt:	08/07/1991
Title:	PROCESS FOR VITRIFYING ASBESTOS CONTAINING WASTE, INFECTIOUS WASTE, TOXIC MATERIALS AND RADIOACTIVE WASTE

21

Patent #:	5244575	Issue Dt:	09/14/1993	Application #:	07753153	Filing Dt:	08/30/1991
Title:	PROCESS FOR RECOVERING ORGANIC SOLVENTS AND CONTAMINANTS FROM SOAP LIQUIDS

22

Patent #:	5431295	Issue Dt:	07/11/1995	Application #:	07758220	Filing Dt:	09/12/1991
Title:	STORAGE MODULE FOR NUCLEAR WASTE WITH IMPROVED LINER

23

Patent #:	5225114	Issue Dt:	07/06/1993	Application #:	07763655	Filing Dt:	09/18/1991
Title:	MULTIPURPOSE CONTAINER FOR LOW-LEVEL RADIOACTIVE WASTE

24

Patent #:	5183541	Issue Dt:	02/02/1993	Application #:	07769998	Filing Dt:	10/02/1991
Title:	DECONTAMINATION OF RADIOACTIVE METALS

25

Patent #:	5217585	Issue Dt:	06/08/1993	Application #:	07811474	Filing Dt:	12/20/1991
Title:	TRANSITION METAL DECONTAMINATION PROCESS

26

Patent #:	5316223	Issue Dt:	05/31/1994	Application #:	07870962	Filing Dt:	04/20/1992
Title:	METHOD AND APPARATUS FOR CLEANING CONTAMINATED PARTICULATE MATERIAL

27

Patent #:	5288435	Issue Dt:	02/22/1994	Application #:	07877299	Filing Dt:	05/01/1992
Title:	TREATMENT OF RADIOACTIVE WASTES

28

Patent #:	5340372	Issue Dt:	08/23/1994	Application #:	07906306	Filing Dt:	06/29/1992
Title:	PROCESS FOR VITRIFYING ASBESTOS CONTAINING WASTE, INFECTIOUS WASTE, TOXIC MATERIALS AND RADIOACTIVE WASTE

29

Patent #:	5294310	Issue Dt:	03/15/1994	Application #:	07913658	Filing Dt:	07/16/1992
Title:	SURFACTANT RECOVERY PROCESS

30

Patent #:	5292695	Issue Dt:	03/08/1994	Application #:	07978265	Filing Dt:	11/18/1992
Title:	PROCESS FOR REACTIVATING PARTICULATE ADSORBENTS

31

Patent #:	5262019	Issue Dt:	11/16/1993	Application #:	07991807	Filing Dt:	12/16/1992
Title:	DECONTAMINATION OF RADIOACTIVE METALS

32

Patent #:	5640701	Issue Dt:	06/17/1997	Application #:	07997076	Filing Dt:	12/29/1992
Title:	METHOD FOR REMEDIATING SOIL CONTAINING RADIOACTIVE CONTAMINANTS

33

Patent #:	5331674	Issue Dt:	07/19/1994	Application #:	07999041	Filing Dt:	12/31/1992
Title:	NUCLEAR REACTOR COOLANT SYSTEM INVENTORY CONTROL SYSTEM AND METHOD

34

Patent #:	5405590	Issue Dt:	04/11/1995	Application #:	08015022	Filing Dt:	02/05/1993
Title:	OFF-GAS SCRUBBER SYSTEM

35

Patent #:	5416251	Issue Dt:	05/16/1995	Application #:	08030803	Filing Dt:	03/12/1993
Title:	METHOD AND APPARATUS FOR THE SOLIDIFICATION OF RADIOACTIVE WASTES AND PRODUCTS PRODUCED THEREBY

36

Patent #:	5330658	Issue Dt:	07/19/1994	Application #:	08032362	Filing Dt:	03/17/1993
Title:	SOLUTION DECONTAMINATION METHOD USING PRECIPITATION AND FLOCCULATION TECHNIQUES

37

Patent #:	5370827	Issue Dt:	12/06/1994	Application #:	08042188	Filing Dt:	04/02/1993
Title:	SOLUTION DECONTAMINATION METHOD USING PRECIPITATION TECHNIQUES

38

Patent #:	5372650	Issue Dt:	12/13/1994	Application #:	08052509	Filing Dt:	04/27/1993
Title:	METHOD FOR TREATMENT OF WASTE SAND

39

Patent #:	5361910	Issue Dt:	11/08/1994	Application #:	08067190	Filing Dt:	05/26/1993
Title:	MODIFIED MINERAL JIG

40

Patent #:	5430236	Issue Dt:	07/04/1995	Application #:	08105586	Filing Dt:	08/13/1993
Title:	METHOD FOR VITRIFYING ASH

41

Patent #:	5322116	Issue Dt:	06/21/1994	Application #:	08107339	Filing Dt:	08/16/1993
Title:	VERY HIGH TEMPERATURE HEAT EXCHANGER

42

Patent #:	5436384	Issue Dt:	07/25/1995	Application #:	08137457	Filing Dt:	10/18/1993
Title:	PROCESS FOR THE REMEDIATION OF CONTAMINATED PARTICULATE MATERIAL

43

Patent #:	5425792	Issue Dt:	06/20/1995	Application #:	08158195	Filing Dt:	11/24/1993
Title:	METHOD FOR GASIFYING ORGANIC MATERIALS

44

Patent #:	5402455	Issue Dt:	03/28/1995	Application #:	08177902	Filing Dt:	01/06/1994
Title:	WASTE CONTAINMENT COMPOSITE

45

Patent #:	5416257	Issue Dt:	05/16/1995	Application #:	08198758	Filing Dt:	02/18/1994
Title:	OPEN FROZEN BARRIER FLOW CONTROL AND REMEDIATION OF HAZARDOUS SOIL

46

Patent #:	5427738	Issue Dt:	06/27/1995	Application #:	08225438	Filing Dt:	04/08/1994
Title:	METHOD AND SYSTEM FOR DETOXIFYING SOLID WASTE

47

Patent #:	5439562	Issue Dt:	08/08/1995	Application #:	08261862	Filing Dt:	06/17/1994
Title:	ELECTROCHEMICAL DECONTAMINATION OF RADIOACTIVE METALS BY ALKALINE PROCESSING

48

Patent #:	5585531	Issue Dt:	12/17/1996	Application #:	08319736	Filing Dt:	10/07/1994
Title:	METHOD FOR PROCESSING LIQUID RADIOACTIVE WASTE

49

Patent #:	5582800	Issue Dt:	12/10/1996	Application #:	08365351	Filing Dt:	12/28/1994
Title:	METHOD AND SYSTEM FOR REMOVAL OF HARMFUL HETEROATOMS IN GASEOUS WASTE STREAMS

50

Patent #:	5672278	Issue Dt:	09/30/1997	Application #:	08435148	Filing Dt:	05/05/1995
Title:	METHOD AND SYSTEM FOR SUPPRESSION OF FOAM OF WASTE STREAMS

51

Patent #:	5789648	Issue Dt:	08/04/1998	Application #:	08451449	Filing Dt:	05/26/1995
Title:	ARTICLE MADE OUT OF RADIOACTIVE OR HAZARDOUS WASTE AND A METHOD OF MAKING THE SAME

52

Patent #:	5851246	Issue Dt:	12/22/1998	Application #:	08486371	Filing Dt:	06/07/1995
Title:	APPARATUS FOR GASIFYING ORGANIC MATERIALS

53

Patent #:	5656044	Issue Dt:	08/12/1997	Application #:	08486372	Filing Dt:	06/07/1995
Title:	METHOD AND APPARATUS FOR GASIFICATION OF ORGANIC MATERIALS

54

Patent #:	5640704	Issue Dt:	06/17/1997	Application #:	08506057	Filing Dt:	07/24/1995
Title:	PROCESS FOR SOLIDIFICATION AND IMMOBILIZATION OF HARMFUL WASTE SPECIES

55

Patent #:	5678236	Issue Dt:	10/14/1997	Application #:	08589252	Filing Dt:	01/23/1996
Title:	METHOD AND APPARATUS FOR ELIMINATING VOLATILES OR AIRBORNE ENTRAINMENTS WHEN VITRIFYING RADIOACTIVE AND/OR HAZARDOUS WASTE

56

Patent #:	5720878	Issue Dt:	02/24/1998	Application #:	08612250	Filing Dt:	03/07/1996
Title:	PANEL FILTER SYSTEM

57

Patent #:	5724669	Issue Dt:	03/03/1998	Application #:	08732558	Filing Dt:	10/15/1996
Title:	METAL DECONTAMINATION PROCESS AND SYSTEMS FOR ACCOMPLISHING SAME

58

Patent #:	5876590	Issue Dt:	03/02/1999	Application #:	08772475	Filing Dt:	12/23/1996
Title:	ELECTROCHEMICAL LEACHING OF SOIL

59

Patent #:	5879566	Issue Dt:	03/09/1999	Application #:	08792411	Filing Dt:	02/03/1997
Title:	INTEGRATED STEAM REFORMING OPERATION FOR PROCESSING ORGANIC CONTAMINATED SLUDGES AND SYSTEM

60

Patent #:	5954936	Issue Dt:	09/21/1999	Application #:	08818484	Filing Dt:	03/14/1997
Title:	ROBUST TECHNETIUM REMOVAL METHOD AND SYSTEM

61

Patent #:	5837122	Issue Dt:	11/17/1998	Application #:	08837614	Filing Dt:	04/21/1997
Title:	ELECTROWINNING ELECTRODE, CELL AND PROCESS

62

Patent #:	5831143	Issue Dt:	11/03/1998	Application #:	08843418	Filing Dt:	04/15/1997
Title:	METHOD FOR DETECTING HYDROGEN IN WASTE COMPOUNDS

63

Patent #:	5868814	Issue Dt:	02/09/1999	Application #:	08936144	Filing Dt:	09/22/1997
Title:	APPARATUS FOR RECIRCULATING MOLTEN GLASS

64

Patent #:	6334337	Issue Dt:	01/01/2002	Application #:	09375805	Filing Dt:	08/17/1999
Title:	AIR BUBBLER TO INCREASE GLASS PRODUCTION RATE

65

Patent #:	6387274	Issue Dt:	05/14/2002	Application #:	09537067	Filing Dt:	03/28/2000
Title:	System and method for the removal of radioactive particulate from liquid waste

66

Patent #:	6448564	Issue Dt:	09/10/2002	Application #:	09580631	Filing Dt:	05/30/2000
Title:	APPARATUS, METHODS, AND SYSTEMS FOR ASSAYING MATERIALS

67

Patent #:	6578514	Issue Dt:	06/17/2003	Application #:	09867653	Filing Dt:	05/31/2001
Publication #:	US20020005253	Pub Dt:	01/17/2002
Title:	MODULAR DEVICE OF TUBULAR PLASMA SOURCE

68

Patent #:	3754140	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
Title:

Assignors

1

CHEM-NUCLEAR SYSTEMS, L.L.C.

Exec Dt:

06/07/2006

2

Exec Dt:

06/07/2006

3

DURATEK SERVICES, INC.

Exec Dt:

06/07/2006

4

GTSD SUB III, INC.

Exec Dt:

06/07/2006

Assignee

1

CITICORP NORTH AMERICA, INC, AS COLLATERAL AGENT

390 GREENWICH STREET

NEW YORK, NEW YORK 10111

Correspondence name and address
	CORPORATION SERVICE COMPANY
	1133 AVENUE OF THE AMERICAS
	SUITE 3100
	NEW YORK, NY 10036

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