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Assignee Name : BTG INTERNATIONAL INC.

Total Assignments: 14

Assignment: 1

Reel/Frame:	009350/0610			Pages:	12
		Recorded:	07/28/1998
Conveyance:	CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).

Assignors

BRITISH TECHNOLOGY GROUP USA INC.

Exec Dt:

10/10/1995

BTG USA INC.

Exec Dt:

06/01/1998

Assignee

BTG INTERNATIONAL INC.

2200 RENAISSANCE BOULEVARD

GULPH MILLS, PENNSYLVANIA 19406

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
4224052	NONE		05903379	4313754	NONE		06115838	4325969	NONE		06124153
4362246	NONE		06168078	4383848	NONE		06314593	4388473	NONE		06316256
4423062	NONE		06341973	4433958	NONE		06411778	RE32326	NONE		06496273
4594092	NONE		06551611	4639268	NONE		06759703	4804780	NONE		06835847
4789397	NONE		07007552	4797420	NONE		07025666	4868867	NONE		07035518
4898609	NONE		07104901	4870109	NONE		07123453	4956288	NONE		07185212
4944788	NONE		07278709	4955025	NONE		07326458	5494793	NONE		07366971
4901146	NONE		07378166	5135717	NONE		07398433	5094862	NONE		07398800
5021249	NONE		07433873	5085808	NONE		07514841	RE34004	NONE		07568668
5273901	NONE		07581693	5218569	NONE		07652878	5175365	NONE		07714909
5158978	NONE		07723716	5189077	NONE		07737183	RE34989	NONE		07742852
5222896	NONE		07742895	5266913	NONE		07750809	5230017	NONE		07789689
5279960	NONE		07879137	5346670	NONE		07895601	5320309	NONE		07986257
5374287	NONE		08037628	5387414	NONE		08043760	5394362	NONE		08071816
5427663	NONE		08074432	5709862	NONE		08148279	5482709	NONE		08148432
5437421	NONE		08169599	5592226	NONE		08187595	5618547	NONE		08208199
5684868	NONE		08240698	5557937	NONE		08343765	5635181	NONE		08360049
5476502	NONE		08360979	5764571	NONE		08410200	5565920	NONE		08452355
5837115	NONE		08474688	5597571	NONE		08484387	5663648	NONE		08686210
5656485	NONE		08691454	5875838	NONE		08880737	5872735	NONE		08911731
6002614	NONE		08975919

Correspondence name and address
	BTG INTERNATIONAL INC.
	JOEL F. SPIVAK
	2200 RENAISSANCE BOULEVARD
	GULPH MILLS, PA 19406

Domestic representative
	BTG INTERNATIONAL INC.
	JOEL F. SPIVAK, ESQ.
	2200 RENAISSANCE BOULEVARD
	GULPH MILLS, PA 19406

Assignment: 2

Reel/Frame:	010525/0238			Pages:	3
		Recorded:	01/13/2000
Conveyance:	CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).

Assignor

BTG USA INC.

Exec Dt:

05/11/1998

Assignee

BTG INTERNATIONAL INC.

2200 RENAISSANCE BOULEVARD

GULPH MILLS, PENNSYLVANIA 19406

Property

Pat #

Pub #

Intl #

App #

6038875

NONE

09245910

Correspondence name and address
	NIXON & VANDERHYE P.C.
	RICHARD G. BESHA
	1100 NORTH GLEBE ROAD
	8TH FLOOR
	ARLINGTON, VA 22201

Assignment: 3

Reel/Frame:	029573/0074			Pages:	8
		Recorded:	01/04/2013
Attorney Dkt #:	2012085 / MLC
Conveyance:	CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).

Assignor

BTG USA INC.

Exec Dt:

06/01/1998

Assignee

BTG INTERNATIONAL INC.

2200 RENAISSANCE BOULEVARD

GULPH MILLS, PENNSYLVANIA 19406

Properties

Pat #

Pub #

Intl #

App #

Pat #

Pub #

Intl #

App #

Pat #

Pub #

Intl #

App #

6104640

NONE

09195201

6243321

NONE

09493138

6356486

NONE

09586967

6714455

US20020196661

10188835

Correspondence name and address
	MARC SCHUYLER
	PO BOX 2535
	SARATOGA, CA 95070

Assignment: 4

Reel/Frame:	026309/0109			Pages:	3
		Recorded:	05/19/2011
Attorney Dkt #:	BTG.000GEN
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

INTELLIGENCE-AT-LARGE, INC.

Exec Dt:

06/21/2002

Assignee

BTG INTERNATIONAL INC.

FIVE TOWER BRIDGE, 300 BARR HARBOR DRIVE

WEST CONSHOHOCKEN, PENNSYLVANIA 19428-2998

Properties

Pat #

Pub #

Intl #

App #

Pat #

Pub #

Intl #

App #

Pat #

Pub #

Intl #

App #

7075924

US20040218628

10804776

7050425

US20040228351

10874782

8116301

US20060274655

11484200

Correspondence name and address
	GAZDZINSKI & ASSOCIATES, PC
	16644 W. BERNARDO DR., STE. 201
	SAN DIEGO, CA 92127

Assignment: 5

Reel/Frame:	013998/0293			Pages:	4
		Recorded:	04/25/2003
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

INFONAUTICS CORPORATION

Exec Dt:

10/09/2002

Assignee

BTG INTERNATIONAL INC.

FIVE TOWER BRIDGE

300 BARR HARBOR DRIVE

WEST CONSHOHOCKEN, PENNSYLVANIA 19428

Properties

Pat #

Pub #

Intl #

App #

Pat #

Pub #

Intl #

App #

Pat #

Pub #

Intl #

App #

5712979

NONE

08531031

5819285

NONE

08531369

5717860

NONE

08531370

5812769

NONE

08531371

Correspondence name and address
	MILES & STOCKBRIDGE P.C.
	MITCHELL W. SHAPIRO
	751 PINNACLE DRIVE
	SUITE 500
	MCLEAN, VA 22102

Assignment: 6

Reel/Frame:	014506/0301			Pages:	4
		Recorded:	04/08/2004
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

INFONAUTICS CORPORATION

Exec Dt:

09/25/2003

Assignee

BTG INTERNATIONAL INC.

FIVE TOWER BRIDGE

300 BARR HARBOR DRIVE

WEST CONSHOHOCKEN, PENNSYLVANIA 19428-2998

Properties

Pat #

Pub #

Intl #

App #

Pat #

Pub #

Intl #

App #

Pat #

Pub #

Intl #

App #

5640553

NONE

08528735

5822731

NONE

08528884

5717914

NONE

08529231

Correspondence name and address
	MILES & STOCKBRIDGE P.C.
	MITCHELL W. SHAPIRO
	1751 PINNACLE DR., SUITE 500
	MCLEAN, VA 22102

Assignment: 7

Reel/Frame:	015452/0159			Pages:	6
		Recorded:	12/13/2004
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

SIMON FRASER UNIVERSITY

Exec Dt:

07/14/2004

Assignee

BTG INTERNATIONAL INC.

300 BARR HARBOUR DRIVE

FIVE TOWER BRIDGE, 7TH FLOOR

WEST CONSHOHOCKEN, PENNSYLVANIA 19428-2998

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
5049832	NONE		07511722	5489875	NONE		08309478	6208207	NONE		09305312
6414546	US20010002114		09758349	6683495	US20030030487		09982622	7015751	US20030011427		09982626
6734731	US20030001672		09982628	6734732	US20020153951		10122347	NONE	US20040108898		10727528
6831512	US20040160273		10780628	7187234	US20040161053		10780658	6897722	US20040169558		10793811

Correspondence name and address
	WOOD, HERRON & EVANS, LLP
	KURT A. SUMME
	441 VINE STREET
	CINCINNATI, OH 45202

Assignment: 8

Reel/Frame:	016745/0069			Pages:	5
		Recorded:	11/08/2005
Attorney Dkt #:	17271-0004
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

EFFCON LABORATORIES, INC.

Exec Dt:

10/06/2005

Assignee

BTG INTERNATIONAL INC.

FIVE TOWER BRIDGE, 300 BARR HARBOR DRIVE

7TH FLOOR

WEST CONSHOHOCKEN, PENNSYLVANIA 19428-2998

Properties

Pat #

Pub #

Intl #

App #

Pat #

Pub #

Intl #

App #

5902595

NONE

08901216

7282211

US20030228342

10276657

Correspondence name and address
	SUTHERLAND ASBILL & BRENNAN LLP
	999 PEACHTREE STREET, NE
	ATLANTA, GA 30152

Assignment: 9

Reel/Frame:	024528/0299			Pages:	4
		Recorded:	06/14/2010
Attorney Dkt #:	25170-0006
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

EFFCON LABORATORIES, INC.

Exec Dt:

10/06/2005

Assignee

BTG INTERNATIONAL INC.

FIVE TOWER BRIDGE, 300 BARR HARBOR DRIVE

7TH FLOOR

WEST CONSHOHOCKEN, PENNSYLVANIA 19428-2998

Property

Pat #

Pub #

Intl #

App #

7902256

US20080015262

11775641

Correspondence name and address
	SUTHERLAND ASBILL & BRENNAN LLP
	999 PEACHTREE STREET, NE
	ATLANTA, GA 30309

Assignment: 10

Reel/Frame:	021794/0201			Pages:	2
		Recorded:	11/06/2008
Attorney Dkt #:	LCM-604-0001
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

DUKE UNIVERSITY

Exec Dt:

11/09/2007

Assignee

BTG INTERNATIONAL INC.

FIVE TOWER BRIDGE, 300 BARR HARBOR DRIVE, SUITE 800

WEST CONSHOHOCKEN, PENNSYLVANIA 19428-2998

Property

Pat #

Pub #

Intl #

App #

5643960

NONE

08228019

Correspondence name and address
	NIXON & VANDERHYE
	901 NORTH GLEBE ROAD, 11TH FLOOR
	ARLINGTON, VA 22203

Assignment: 11

Reel/Frame:	021794/0234			Pages:	2
		Recorded:	11/06/2008
Attorney Dkt #:	LCM-604-0001
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

DUKE UNIVERSITY

Exec Dt:

11/09/2007

Assignee

BTG INTERNATIONAL INC.

FIVE TOWER BRIDGE, 300 BARR HARBOR DRIVE, SUITE 800

WEST CONSHOHOCKEN, PENNSYLVANIA 19428-2998

Property

Pat #

Pub #

Intl #

App #

6025395

NONE

08843217

Correspondence name and address
	NIXON & VANDERHYE
	901 NORTH GLEBE ROAD, 11TH FLOOR
	ARLINGTON, VA 22203

Assignment: 12

Reel/Frame:	021794/0258			Pages:	2
		Recorded:	11/06/2008
Attorney Dkt #:	LCM-604-0001
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

DUKE UNIVERSITY

Exec Dt:

11/09/2007

Assignee

BTG INTERNATIONAL INC.

FIVE TOWER BRIDGE, 300 BARR HARBOR DRIVE, SUITE 800

WEST CONSHOHOCKEN, PENNSYLVANIA 19428-2998

Property

Pat #

Pub #

Intl #

App #

6867236

NONE

09300789

Correspondence name and address
	NIXON & VANDERHYE
	901 NORTH GLEBE ROAD, 11TH FLOOR
	ARLINGTON, VA 22203

Assignment: 13

Reel/Frame:	026235/0903			Pages:	6
		Recorded:	05/06/2011
Attorney Dkt #:	P0786.90000US00
Conveyance:	MERGER (SEE DOCUMENT FOR DETAILS).

Assignor

PROTHERICS INC.

Exec Dt:

03/31/2011

Assignee

BTG INTERNATIONAL INC.

300 BARR HARBOR DRIVE

WEST CONSHOHOCKEN, PENNSYLVANIA 19428

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
5340923	NONE		07977583	6833131	NONE		08137168	6193969	NONE		08256155
5443976	NONE		08275304	8048414	NONE		08405454	5904922	NONE		08442000

Correspondence name and address
	WOLF, GREENFIELD & SACKS, PC
	600 ATLANTIC AVENUE
	BOSTON, MA 02210

Assignment: 14

Reel/Frame:	042555/0811			Pages:	7
		Recorded:	06/01/2017
Attorney Dkt #:	68936.001000
Conveyance:	MERGER (SEE DOCUMENT FOR DETAILS).

Assignor

PROTHERICS SALT LAKE CITY, INC.

Exec Dt:

07/23/2013

Assignee

BTG INTERNATIONAL INC.

5 FLEET PLACE

LONDON, UNITED KINGDOM EC4M 7RD

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
6004573	NONE		08943167	6117949	NONE		09164865	6046305	NONE		09209630
6201072	NONE		09396589	6287588	NONE		09559507	7018645	NONE		09559799
6537584	NONE		09710403	6998137	US20020015737		09827100	6589549	US20020076441		09906041
6592899	US20030068377		09971082	7649023	US20040001872		10186462	6730327	US20030139495		10327457
7182957	US20030124189		10327814	7135190	US20040185104		10767686	8642666	US20090264537		12490968
9155722	US20110071216		12886387	9265836	US20140113975		14139148

Correspondence name and address
	HUNTON & WILLIAMS LLP
	2200 PENNSYLVANIA AVENUE, N.W.
	WASHINGTON, DC 20037

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