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Patent Assignment Abstract of Title

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Total Assignments: 2

Patent #:	7136466	Issue Dt:	11/14/2006	Application #:	10159306	Filing Dt:	05/30/2002
Inventor:	Xiaofeng Gao
Title:	DSL INTEGRATED CALL WAITING

Assignment: 1

Reel/Frame:

012955/0368

Recorded: 05/30/2002

Pages: 3

Conveyance:

ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor:

GAO, XIAOFENG

Exec Dt:

05/29/2002

Assignee:

BELLSOUTH INTELLECTUAL PROPERTY CORPORATION

824 MARKET STREET, SUITE 901

WILMINGTON, DELAWARE 19801

Correspondent:

THOMAS, KAYDEN, HORSTEMEYER, ET AL.

JEFFREY R. KUESTER

100 GALLERIA PARKWAY, SUITE 1750

ATLANTA, GA 30339-5948

Assignment: 2

Reel/Frame:

021709/0341

Recorded: 10/20/2008

Pages: 9

Conveyance:

ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor:

AT&T DELAWARE INTELLECTUAL PROPERTY, INC. (FORMERLY KNOWN AS AT&T BLS INTELLECTUAL PROPERTY, INC., WHICH WAS FORMERLY KNOWN AS AT&T INTELLECTUAL PROPERTY, INC., WHICH WAS FORMERLY KNOWN AS BELLSOUTH INTELLECTUAL PROPERTY CORPORATION)

Exec Dt:

10/15/2008

Assignee:

AT&T INTELLECTUAL PROPERTY I, L.P.

A NEVADA LIMITED PARTNERSHIP

645 E. PLUMB LANE

RENO, NEVADA 89502

Correspondent:

DANIEL J. GLITTO

HANLEY, FLIGHT & ZIMMERMAN, LLC

150 S. WACKER DRIVE, SUITE 2100

CHICAGO, IL 60606

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