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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:	009693/0261			Pages:	14
		Recorded:	12/01/1998
Conveyance:	AMENDMENT TO COLLATERAL ASSIGNMENT OF SECURITY INTEREST IN PATENTS

Total properties: 19

Patent #:	4536621	Issue Dt:	08/20/1985	Application #:	06608239	Filing Dt:	05/08/1984
Title:	DUAL TALK PATH KEY TELEPHONE

Patent #:	4998275	Issue Dt:	03/05/1991	Application #:	06883295	Filing Dt:	07/07/1986
Title:	MULTI-LINE TELEPHONE COMMUNICATIONS SYSTEM

Patent #:	D325738	Issue Dt:	04/28/1992	Application #:	07210123	Filing Dt:	06/23/1988
Title:	MULTI-MODULE TRADER TELEPHONE INSTALLATION

Patent #:	D313600	Issue Dt:	01/08/1991	Application #:	07210642	Filing Dt:	06/23/1988
Title:	TELEPHONE CONTROL MODULE

Patent #:	D313601	Issue Dt:	01/08/1991	Application #:	07210644	Filing Dt:	06/23/1988
Title:	FORTY-BUTTON AUXILIARY TELEPHONE MODULE WITH SINGLE SCREEN

Patent #:	D320197	Issue Dt:	09/24/1991	Application #:	07210645	Filing Dt:	06/23/1988
Title:	A MOUSE WITH TELEPHONE DIAL PADS

Patent #:	D318660	Issue Dt:	07/30/1991	Application #:	07211400	Filing Dt:	06/23/1988
Title:	MULTI-LINE TELEPHONE MODULE FOR A TELEPHONE CONTROL PANEL

Patent #:	D313602	Issue Dt:	01/08/1991	Application #:	07211401	Filing Dt:	06/23/1988
Title:	FORTY BUTTON AUXILIARY TELEPHONE MODULE

Patent #:	5046086	Issue Dt:	09/03/1991	Application #:	07508133	Filing Dt:	04/11/1990
Title:	PAGE-MAPPED MULTI-LINE TELEPHONE COMMUNICATION SYSTEM

Patent #:	5255264	Issue Dt:	10/19/1993	Application #:	07766047	Filing Dt:	09/26/1991
Title:	DISTRIBUTED CONTROL SWITCHING NETWORK FOR MULTI-LINE TELEPHONE COMMUNICATIONS

Patent #:	5237571	Issue Dt:	08/17/1993	Application #:	07766637	Filing Dt:	09/26/1991
Title:	BROADCAST SYSTEM FOR DISTRIBUTED SWITCHING NETWORK

Patent #:	5577075	Issue Dt:	11/19/1996	Application #:	07766647	Filing Dt:	09/26/1991
Title:	DISTRIBUTED CLOCKING SYSTEM

Patent #:	5214691	Issue Dt:	05/25/1993	Application #:	07766648	Filing Dt:	09/26/1991
Title:	KEY TELEPHONE SYSTEM WITH VIRTUAL PRIVATE LINES

Patent #:	5379280	Issue Dt:	01/03/1995	Application #:	07766649	Filing Dt:	09/26/1991
Title:	CONFERENCING SYSTEM FOR DISTRIBUTED SWITCHING NETWORK

Patent #:	5535197	Issue Dt:	07/09/1996	Application #:	08249792	Filing Dt:	05/25/1994
Title:	SHARED BUFFER SWITCHING MODULE

Patent #:	RE36354	Issue Dt:	10/26/1999	Application #:	08283282	Filing Dt:	07/29/1994
Title:	KEY TELEPHONE SYSTEM WITH VIRTUAL PRIVATE LINES

Patent #:	5623489	Issue Dt:	04/22/1997	Application #:	08424587	Filing Dt:	04/17/1995
Title:	CHANNEL ALLOCATION SYSTEM FOR DISTRIBUTED DIGITAL SWITCHING NETWORK

Patent #:	6212177	Issue Dt:	04/03/2001	Application #:	08657396	Filing Dt:	06/03/1996
Title:	REMOTELY ACCESSIBLE KEY TELEPHONE SYSTEM

Patent #:	5870441	Issue Dt:	02/09/1999	Application #:	08918006	Filing Dt:	08/25/1997
Title:	DISTRIBUTED CLOCKING SYSTEM

Assignors

Exec Dt:

12/01/1998

Exec Dt:

12/01/1998

Assignee

201 HIGH RIDGE ROAD

STAMFORD, CONNECTICUT 06927

Correspondence name and address
	WINSTON & STRAWN
	LAURA KONRATH
	35 W. WACKER, 33RD FLOOR
	CHICAGO, IL 60601

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