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Patent Assignment Details

NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:	011934/0787			Pages:	4
		Recorded:	07/02/2001
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Total properties: 14

Patent #:	4908852	Issue Dt:	03/13/1990	Application #:	07300796	Filing Dt:	01/23/1989
Title:	METHOD AND APPARATUS FOR ALTERING THE ACCESS FORMAT OF TELEPHONE CALLS

Patent #:	4920562	Issue Dt:	04/24/1990	Application #:	07300828	Filing Dt:	01/23/1989
Title:	AUTOMATIC GENERATION OF BILLING RECORDS AT A TELEPHONE PAYSTATION

Patent #:	4920558	Issue Dt:	04/24/1990	Application #:	07300835	Filing Dt:	01/23/1989
Title:	METHOD AND APPARATUS FOR DOWNLOADING SPEECH FILES

Patent #:	4933965	Issue Dt:	06/12/1990	Application #:	07301028	Filing Dt:	01/23/1989
Title:	SHORT TIME VALIDITY STORAGE OF A BILLING ACCOUNT NUMBER AT A LOCAL TELECOMMUNICATIONS STATION

Patent #:	4890317	Issue Dt:	12/26/1989	Application #:	07301347	Filing Dt:	01/23/1989
Title:	AUTOMATIC VALIDATION OF TELEPHONE ACCOUNT NUMBERS

Patent #:	4933966	Issue Dt:	06/12/1990	Application #:	07301357	Filing Dt:	01/23/1989
Title:	METHOD AND APPARATUS FOR PERFORMING AN AUTOMATED COLLECT CALL

Patent #:	5093858	Issue Dt:	03/03/1992	Application #:	07536200	Filing Dt:	06/11/1990
Title:	METHOD AND APPARATUS FOR PERFORMING AN AUTOMATED COLLECT CALL

Patent #:	5131027	Issue Dt:	07/14/1992	Application #:	07536204	Filing Dt:	06/11/1990
Title:	SHORT TIME VALIDITY STORAGE

Patent #:	5048079	Issue Dt:	09/10/1991	Application #:	07565954	Filing Dt:	08/10/1990
Title:	SMDR TRANSLATOR

Patent #:	5113433	Issue Dt:	05/12/1992	Application #:	07577096	Filing Dt:	08/29/1990
Title:	METHOD AND APPARATUS FOR ALTERING THE ACCESS FORMAT OF TELEPHONE CALLS

Patent #:	5159698	Issue Dt:	10/27/1992	Application #:	07754648	Filing Dt:	09/04/1991
Title:	SMDR TRANSLATOR

Patent #:	5319701	Issue Dt:	06/07/1994	Application #:	08027607	Filing Dt:	03/04/1993
Title:	METHOD AND APPARATUS FOR PERFORMING AN AUTOMATED COLLECT CALL

Patent #:	5960072	Issue Dt:	09/28/1999	Application #:	08034612	Filing Dt:	03/04/1993
Title:	METHOD AND APPARATUS FOR ALTERING THE ACCESS FORMAT OF TELEPHONE CALLS

Patent #:	5483581	Issue Dt:	01/09/1996	Application #:	08254919	Filing Dt:	06/06/1994
Title:	METHOD AND APPARATUS FOR PERFORMING AN AUTOMATED COLLECT CALL

Assignor

Exec Dt:

05/17/2001

Assignee

SUITE 102

1544 VALWOOD PARKWAY

CARROLTOWN, TEXAS 75006

Correspondence name and address
	(415) 875-2468
	FENWICK & WEST LLP
	MICHAEL R. BLUM
	2 PALO ALTO SQUARE
	PALO ALTO, CA 94306

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