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Assignor Name : GTCO CORPORATION

Total Assignments: 4

Assignment: 1

Reel/Frame:	010070/0137			Pages:	87
		Recorded:	07/19/1999
Conveyance:	SECURITY AGREEMENT

Assignor

GTCO CORPORATION

Exec Dt:

02/01/1999

Assignee

MCG FINANCE CORPORATION

1100 WILSON BOULEVARD, SUITE 800

ARLINGTON, VIRGINIA 22209

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
4012588	NONE		05608917	4080515	NONE		05758818	4151596	NONE		05836366
4185165	NONE		05921514	4210775	NONE		05921572	4206314	NONE		05933569
4260852	NONE		06042093	4357672	NONE		06173723	4423286	NONE		06400511
D288816	NONE		06619243	4659874	NONE		06779350	4736073	NONE		06828060
4734546	NONE		07026217	4855538	NONE		07104579	4827086	NONE		07116034
4833774	NONE		07131286	4820886	NONE		07140648	4794208	NONE		07152993
4835347	NONE		07155267	4806707	NONE		07155500	4831216	NONE		07156358
4933671	NONE		07179945	4853497	NONE		07208467	4853499	NONE		07283509
4973800	NONE		07284544	4873399	NONE		07286700	4891474	NONE		07314562
4947460	NONE		07321434	4918263	NONE		07383254	4956824	NONE		07405944
4939318	NONE		07431886	5050134	NONE		07467632	5043950	NONE		07467662
5009277	NONE		07495330	5105393	NONE		07495337	5054005	NONE		07495361
5045645	NONE		07527027	5124509	NONE		07643576	5134253	NONE		07714675
5287105	NONE		07743801	5235142	NONE		07760563	5160813	NONE		07767112
5227909	NONE		07767462	D347832	NONE		07781612	5381160	NONE		07784929
5247138	NONE		07789665	5198623	NONE		07799570	5274198	NONE		07816308
5270692	NONE		07869839	5345044	NONE		07875841	5357061	NONE		07877831
5326940	NONE		07903605	5379269	NONE		08003786	5357062	NONE		08010536
5384688	NONE		08027642	5408055	NONE		08140841	5373118	NONE		08140855
5384554	NONE		08163964	5436598	NONE		08184687	5807079	NONE		08192419
5525981	NONE		08282822	5736686	NONE		08396617	5714720	NONE		08503409
5701141	NONE		08708905	4124838	NONE		UNAVAILABLE

Correspondence name and address
	BRYAN CAVE LLP
	DANA E. STERN, ESQ.
	700 13TH STREET, N.W., SUITE 700
	WASHINGTON, D.C. 20005

Assignment: 2

Reel/Frame:	010514/0611			Pages:	15
		Recorded:	01/21/2000
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

GTCO CORPORATION

Exec Dt:

12/27/1999

Assignee

FIRST UNION NATIONAL BANK, A CORPORATION OF NORTH CAROLINA

1970 CHAIN BRIDGE ROAD

MCLEAN, VIRGINIA 22102

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
4012588	NONE		05608917	4080515	NONE		05758818	4151596	NONE		05836366
4185165	NONE		05921514	4210775	NONE		05921572	4206314	NONE		05933569
4260852	NONE		06042093	4357672	NONE		06173723	4423286	NONE		06400511
D288816	NONE		06619243	4659874	NONE		06779350	4736073	NONE		06828060
4734546	NONE		07026217	4855538	NONE		07104579	4827086	NONE		07116034
4833774	NONE		07131286	4820886	NONE		07140648	4794208	NONE		07152993
4835347	NONE		07155267	4806707	NONE		07155500	4831216	NONE		07156358
4933671	NONE		07179945	4853497	NONE		07208467	4853499	NONE		07283509
4973800	NONE		07284544	4873399	NONE		07286700	4891474	NONE		07314562
4947460	NONE		07321434	4918263	NONE		07383254	4956824	NONE		07405944
4939318	NONE		07431886	5050134	NONE		07467632	5043950	NONE		07467662
5009277	NONE		07495330	5105393	NONE		07495337	5054005	NONE		07495361
5045645	NONE		07527027	5124509	NONE		07643576	5107079	NONE		07670998
5134253	NONE		07714675	5287105	NONE		07743801	5235142	NONE		07760563
5160813	NONE		07767112	5227909	NONE		07767462	D347832	NONE		07781612
5381160	NONE		07784929	5247138	NONE		07789665	5198623	NONE		07799570
5274198	NONE		07816308	5270692	NONE		07869839	5345044	NONE		07875841
5357061	NONE		07877831	5326940	NONE		07903605	5821916	NONE		07929971
5379269	NONE		08003786	5357062	NONE		08010536	5384688	NONE		08027642
5408055	NONE		08140841	5373118	NONE		08140855	5384554	NONE		08163964
5436598	NONE		08184687	5525981	NONE		08282822	5635683	NONE		08368778
5736686	NONE		08396617	5714720	NONE		08503409	5854449	NONE		08526185
5701141	NONE		08708905	4124838	NONE		UNAVAILABLE

Correspondence name and address
	FIRST UNION NATIONAL BANK
	KIMBERLY ARMSTRONG
	1970 CHAIN BRIDGE ROAD
	MCLEAN, VA 22102

Assignment: 3

Reel/Frame:	010547/0449			Pages:	12
		Recorded:	02/25/2000
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

GTCO CORPORATION

Exec Dt:

02/25/2000

Assignee

FIRST UNION NATIONAL BANK

1970 CHAIN BRIDGE ROAD

MCCLEAN, VIRGINIA 22102

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
4012588	NONE		05608917	4151596	NONE		05836366	4185165	NONE		05921514
4210775	NONE		05921572	4206314	NONE		05933569	4260852	NONE		06042093
4357672	NONE		06173723	4423286	NONE		06400511	D288816	NONE		06619243
4659874	NONE		06779350	4736073	NONE		06828060	4734546	NONE		07026217
4855538	NONE		07104579	4827086	NONE		07116034	4833774	NONE		07131286
4820886	NONE		07140648	4794208	NONE		07152993	4835347	NONE		07155267
4806707	NONE		07155500	4831216	NONE		07156358	4933671	NONE		07179945
4853497	NONE		07208467	4853499	NONE		07283509	4973800	NONE		07284544
4873399	NONE		07286700	4891474	NONE		07314562	4947460	NONE		07321434
4918263	NONE		07383254	4956824	NONE		07405944	4939318	NONE		07431886
5050134	NONE		07467632	5043950	NONE		07467662	5009277	NONE		07495330
5105393	NONE		07495337	5054005	NONE		07495361	5045645	NONE		07527027
5124509	NONE		07643576	5107079	NONE		07670998	5134253	NONE		07714675
5287105	NONE		07743801	5235142	NONE		07760563	5160813	NONE		07767112
5227909	NONE		07767462	D347832	NONE		07781612	5381160	NONE		07784929
5247138	NONE		07789665	5198623	NONE		07799570	5274198	NONE		07816308
5270692	NONE		07869839	5345044	NONE		07875841	5357061	NONE		07877831
5326940	NONE		07903605	5821916	NONE		07929971	5379269	NONE		08003786
5357062	NONE		08010536	5384688	NONE		08027642	5408055	NONE		08140841
5373118	NONE		08140855	5384554	NONE		08163964	5436598	NONE		08184687
5525981	NONE		08282822	5635683	NONE		08368778	5736686	NONE		08396617
5714720	NONE		08503409	5854449	NONE		08526185	5701141	NONE		08708905
4124838	NONE		UNAVAILABLE	0480515	NONE		UNAVAILABLE

Correspondence name and address
	FIRST UNION BANK
	KIMBERLY ARMSTRONG, VICE PRESIDENT
	1970 CHAIN BRIDGE ROAD
	MCCLEAN, VA 22102

Assignment: 4

Reel/Frame:	020325/0043			Pages:	10
		Recorded:	01/07/2008
Attorney Dkt #:	121697-176206
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

GTCO CORPORATION

Exec Dt:

12/28/2007

INTERWRITE LEARNING LLC

Exec Dt:

12/28/2007

Assignee

EINSTRUCTION GTCO HOLDINGS, LLC

308 N. CARROLL BLVD.

DENTON, TEXAS 76201

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
D347832	NONE		07781612	5381160	NONE		07784929	5384688	NONE		08027642
5408055	NONE		08140841	5373118	NONE		08140855	5525981	NONE		08282822
5856639	NONE		08520116	6289222	NONE		08895043	6930673	US20020056577		09986623

Correspondence name and address
	MIRIAM J. ROVNER
	GOODWIN PROCTER LLP
	EXCHANGE PLACE, 53 STATE STREET
	BOSTON, MA 02109

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