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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:	012896/0928			Pages:	24
		Recorded:	05/17/2002
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Total properties: 15

Patent #:	4417939	Issue Dt:	11/29/1983	Application #:	06353950	Filing Dt:	03/02/1982
Title:	SYSTEM FOR PRODUCING A BITUMEN LAMINATE

Patent #:	4702502	Issue Dt:	10/27/1987	Application #:	06762909	Filing Dt:	08/06/1985
Title:	GASKET FOR MAKING JOINTS IN CORRUGATED PLASTIC PIPE

Patent #:	4846660	Issue Dt:	07/11/1989	Application #:	06772401	Filing Dt:	09/04/1985
Title:	APPARATUS FOR PRODUCING DOUBLE WALL PIPE

Patent #:	4914939	Issue Dt:	04/10/1990	Application #:	07201753	Filing Dt:	06/03/1988
Title:	SELF PROPELLED INTERNAL PIPE ARCHING APPARATUS

Patent #:	4974440	Issue Dt:	12/04/1990	Application #:	07429028	Filing Dt:	10/30/1989
Title:	SELF PROPELLED INTERNAL PIPE ARCHING APPARATUS

Patent #:	5124109	Issue Dt:	06/23/1992	Application #:	07622389	Filing Dt:	11/29/1990
Title:	METHOD FOR PRODUCING A DOUBLE WALL PIPE

Patent #:	5383693	Issue Dt:	01/24/1995	Application #:	07897365	Filing Dt:	06/11/1992
Title:	GASKETS USED IN JOINING CORRUGATED PIPE

Patent #:	5380121	Issue Dt:	01/10/1995	Application #:	08043572	Filing Dt:	04/07/1993
Title:	SLOTTED DRAIN

Patent #:	5564857	Issue Dt:	10/15/1996	Application #:	08369709	Filing Dt:	01/06/1995
Title:	SLOTTED DRAIN

Patent #:	5707088	Issue Dt:	01/13/1998	Application #:	08520310	Filing Dt:	08/28/1995
Title:	JOINT FOR COUPLING PLASTIC CORRUGATED PIPES

Patent #:	5720577	Issue Dt:	02/24/1998	Application #:	08541046	Filing Dt:	10/11/1995
Title:	BOX CULVERT

Patent #:	5862581	Issue Dt:	01/26/1999	Application #:	08772940	Filing Dt:	12/24/1996
Title:	METHOD FOR MAKING A JOINT FOR A CORRUGATED PIPE SEGMENT

Patent #:	5842727	Issue Dt:	12/01/1998	Application #:	08788942	Filing Dt:	01/24/1997
Title:	COUPLING FOR SPIRAL CORRUGATED PIPE

Patent #:	6994381	Issue Dt:	02/07/2006	Application #:	09620177	Filing Dt:	07/20/2000
Title:	STAB JOINT COUPLING

Patent #:	6524722	Issue Dt:	02/25/2003	Application #:	09809229	Filing Dt:	03/15/2001
Publication #:	US20020132130	Pub Dt:	09/19/2002
Title:	CORRUGATED STRUCTURAL METAL PLATE

Assignor

Exec Dt:

05/16/2002

Assignee

6TH FLOOR

1735 MARKET STREET

PHILADELPHIA, PENNSYLVANIA 19103

Correspondence name and address
	BLANK ROME COMISKY & MCCAULEY LLP
	CHRISTOPHER M. TURK, ESQ.
	ONE LOGAN SQUARE
	PHILADELPHIA, PA 19103

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