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Trademark Assignment Assignor Details

Assignor Name : THINKTECH, INC.

Total Assignments: 3

Assignment: 1

Reel/Frame:	3240/0512	View Recorded Assignment		Pages:	23
		Recorded:	02/03/2006
Attorney Dkt #:	38/6531
Conveyance:	SECURITY INTEREST

Assignors

AMERITRADE HOLDING CORPORATION

Exec Dt:	01/23/2006
Entity Type:	CORPORATION
Citizenship:	DELAWARE

AMERITRADE ONLINE HOLDINGS CORP.

Exec Dt:	01/23/2006
Entity Type:	CORPORATION
Citizenship:	DELAWARE

AMERITRADE IP COMPANY, INC.

Exec Dt:	01/23/2006
Entity Type:	CORPORATION
Citizenship:	DELAWARE

AMERITRADE SERVICES COMPANY, INC.

Exec Dt:	01/23/2006
Entity Type:	CORPORATION
Citizenship:	DELAWARE

DATEK ONLINE HOLDINGS CORP.

Exec Dt:	01/23/2006
Entity Type:	CORPORATION
Citizenship:	DELAWARE

THINKTECH, INC.

Exec Dt:	01/23/2006
Entity Type:	CORPORATION
Citizenship:	DELAWARE

Assignee

CITICORP NORTH AMERICA, INC.

390 GRENNWICH STREET

NEW YORK, NEW YORK 10010

Entity Type:	CORPORATION
Citizenship:	DELAWARE

Properties

Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #	Ser. #	Reg. #
73766883	1557221	74539129	2011336	75110860	2032385	75363507	2411005	75387832	2482696
75387965	2663504	75413517	2376450	75423916	2310027	75445840	2427782	75445850	2292183
75491116	2416212	75497943	2263034	75526222	2429111	75526224	2288864	75579742	2545171
75604682	2367843	75644542	2466285	75718341	2332993	75718342	2336063	75719778	2438057
75729264	2467044	75757516	2417153	75767394	2368525	75773082	2353844	75800279	2553412
75861119	2474627	75864221	2621828	75881482	2523620	75919465	2810936	75980378	2514343
75981172	2606498	76012372	2701664	76047335	2616507	76080755	2457369	76116573	2643927
76123981	2634142	76166555	2701741	76174215	2611894	76219483	2634398	76222771	2646956
76323969	NONE	76357916	NONE	76360811	NONE	76360812	NONE	76360813	NONE
76366701	2946399	76366702	NONE	76366703	NONE	76366709	2887035	76381156	NONE
76381157	NONE	76381269	NONE	78006768	2687457	78050802	2510713	78160344	NONE
78227000	NONE	78418528	3334409	78593939	NONE	78766548	NONE	78766576	3808580

Correspondence name and address
	ALFI GUINDI
	599 LEXINGTON AVENUE
	SHEARMAN & STERLING LLP - IP DOCKETING
	NEW YORK, NY 10022

Assignment: 2

Reel/Frame:	3567/0314	View Recorded Assignment		Pages:	4
		Recorded:	06/25/2007
Attorney Dkt #:	024188.00001
Conveyance:	ASSIGNS THE ENTIRE INTEREST

Assignor

THINKTECH, INC.

Exec Dt:	03/23/2007
Entity Type:	CORPORATION
Citizenship:	DELAWARE

Assignee

TD AMERITRADE IP COMPANY, INC.

4211 SOUTH 102ND STREET

OMAHA, NEBRASKA 68127-1031

Entity Type:	CORPORATION
Citizenship:	DELAWARE

Property

Ser. #

Reg. #

77037043

NONE

Correspondence name and address
	CHRISTINA R. WALKER
	1050 CONNECTICUT AVENUE, NW
	WASHINGTON, DC 20036

Assignment: 3

Reel/Frame:	3567/0335	View Recorded Assignment		Pages:	4
		Recorded:	06/25/2007
Attorney Dkt #:	024188.00001
Conveyance:	ASSIGNS THE ENTIRE INTEREST

Assignor

THINKTECH, INC.

Exec Dt:	03/27/2007
Entity Type:	CORPORATION
Citizenship:	DELAWARE

Assignee

TD AMERITRADE IP COMPANY, INC.

4211 SOUTH 102ND STREET

OMAHA, NEBRASKA 68127-1031

Entity Type:	CORPORATION
Citizenship:	DELAWARE

Properties

	Ser. #	Reg. #		Ser. #	Reg. #
	78823639	3329237		78824372	3365724

Correspondence name and address
	CHRISTINA R. WALKER
	1050 CONNECTICUT AVENUE, NW
	WASHINGTON, DC 20036

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