USPTO Assignments on the Web

	United States Patent and Trademark Office
	Home\|Site Index\|Search\|Guides\|Contacts\|eBusiness\|eBiz alerts\|News\|Help

Assignments on the Web > Patent Query

Patent Assignment Details

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

Reel/Frame:	014754/0334			Pages:	12
		Recorded:	12/09/2003
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Total properties: 31

Patent #:	4637578	Issue Dt:	01/20/1987	Application #:	06545488	Filing Dt:	10/26/1983
Title:	RAILROAD FROG HAVING MOVABLE WING RAILS

Patent #:	4624428	Issue Dt:	11/25/1986	Application #:	06652546	Filing Dt:	09/20/1984
Title:	SPRING RAIL FROG

Patent #:	4749419	Issue Dt:	06/07/1988	Application #:	06900996	Filing Dt:	08/28/1986
Title:	METHOD FOR HEAR TREATING RAIL

Patent #:	4738418	Issue Dt:	04/19/1988	Application #:	06909950	Filing Dt:	09/22/1986
Title:	ADJUSTABLE SWITCH POINT GUARD

Patent #:	4770342	Issue Dt:	09/13/1988	Application #:	07011120	Filing Dt:	02/05/1987
Title:	ADJUSTABLE RAIL BRACE

Patent #:	4824015	Issue Dt:	04/25/1989	Application #:	07118215	Filing Dt:	11/06/1987
Title:	RAIL BRACE

Patent #:	4938438	Issue Dt:	07/03/1990	Application #:	07294423	Filing Dt:	01/09/1989
Title:	RAILROAD SWITCH STAND

Patent #:	5312075	Issue Dt:	05/17/1994	Application #:	07806377	Filing Dt:	12/13/1991
Title:	RAILROAD FROG

Patent #:	5176318	Issue Dt:	01/05/1993	Application #:	07825557	Filing Dt:	01/24/1992
Title:	GUARD RAIL ASSEMBLY

Patent #:	5236125	Issue Dt:	08/17/1993	Application #:	07898410	Filing Dt:	06/15/1992
Title:	A GUARD RAIL ASSEMBLY SUPPORT BLOCK

Patent #:	5238186	Issue Dt:	08/24/1993	Application #:	07898411	Filing Dt:	06/15/1992
Title:	A GUARD RAIL ASSEMBLY HOOK

Patent #:	5494243	Issue Dt:	02/27/1996	Application #:	08248668	Filing Dt:	05/25/1994
Title:	RAILROAD SWITCH STAND WITH FOOT OPERATED HANDLE LATCH

Patent #:	5454514	Issue Dt:	10/03/1995	Application #:	08279556	Filing Dt:	07/25/1994
Title:	RAIL ANCHOR ASSEMBLY

Patent #:	5419518	Issue Dt:	05/30/1995	Application #:	08360133	Filing Dt:	12/20/1994
Title:	RAILROAD SWITCH STAND HAVING FOOT AND HAND ACCOMMODATING THROW HANDLE

Patent #:	5544848	Issue Dt:	08/13/1996	Application #:	08384026	Filing Dt:	02/06/1995
Title:	RAILROAD SPRING FROG

Patent #:	5598993	Issue Dt:	02/04/1997	Application #:	08391197	Filing Dt:	02/21/1995
Title:	PSEUDO HEAVY POINT FROG ASSEMBLY

Patent #:	5496004	Issue Dt:	03/05/1996	Application #:	08516504	Filing Dt:	08/17/1995
Title:	DIRECT SUPPORT FROG ASSEMBLY

Patent #:	5560571	Issue Dt:	10/01/1996	Application #:	08537607	Filing Dt:	10/02/1995
Title:	REVERSIBLE WING INSERT FROG

Patent #:	5595361	Issue Dt:	01/21/1997	Application #:	08561568	Filing Dt:	11/22/1995
Title:	WING RAIL HOLD-DOWN

Patent #:	5653408	Issue Dt:	08/05/1997	Application #:	08635876	Filing Dt:	04/18/1996
Title:	DIRECT SUPPORT FROG ASSEMBLY

Patent #:	5746400	Issue Dt:	05/05/1998	Application #:	08759958	Filing Dt:	12/03/1996
Title:	RAIL CROSSING ASSEMBLY

Patent #:	5810298	Issue Dt:	09/22/1998	Application #:	08848803	Filing Dt:	05/01/1997
Title:	RAILROAD SPRING FROG ASSEMBLY

Patent #:	6152042	Issue Dt:	11/28/2000	Application #:	09206357	Filing Dt:	12/07/1998
Title:	RAILCAR RETARDER ASSEMBLY

Patent #:	6224023	Issue Dt:	05/01/2001	Application #:	09235892	Filing Dt:	01/22/1999
Title:	RAILROAD SPRING FROG ASSEMBLY

Patent #:	6158697	Issue Dt:	12/12/2000	Application #:	09251620	Filing Dt:	02/17/1999
Title:	RAILROAD FROG ASSEMBLY WITH LATCH HOLDBACK

Patent #:	6164602	Issue Dt:	12/26/2000	Application #:	09251841	Filing Dt:	02/17/1999
Title:	RAILROAD FROG ASSEMBLY WITH MULTI-POSITION HOLDBACK

Patent #:	6286791	Issue Dt:	09/11/2001	Application #:	09521338	Filing Dt:	03/09/2000
Title:	Railroad spring wing frog with hold-open and shock dampening elements

Patent #:	6276642	Issue Dt:	08/21/2001	Application #:	09521339	Filing Dt:	03/09/2000
Title:	Railroad spring wing frog assembly

Patent #:	6308897	Issue Dt:	10/30/2001	Application #:	09548029	Filing Dt:	04/12/2000
Title:	Lateral and vertical rail brace assembly

Patent #:	6427950	Issue Dt:	08/06/2002	Application #:	09585666	Filing Dt:	06/01/2000
Title:	ELECTRICALLY OPERATED RAILROAD SWITCH MACHINE

Patent #:	6568641	Issue Dt:	05/27/2003	Application #:	10156927	Filing Dt:	05/29/2002
Publication #:	US20030025044	Pub Dt:	02/06/2003
Title:	ELECTRICALLY OPERATED RAILROAD SWITCH MACHINE

Assignor

MERIDIAN RAIL TRACK PRODUCTS CORP.

Exec Dt:

11/24/2003

Assignee

CONGRESS FINANCIAL CORPORATION (CENTRAL), AS AGENT

150 SOUTH WACKER DRIVE

STE. 2200

CHICAGO, ILLINOIS 60606

Correspondence name and address
	FEDERAL RESEARCH COMPANY, LLC
	PENELOPE J.A. AGODOA
	1030 15TH STREET, NW, SUITE 920
	WASHINGTON, DC 20005

Search Results as of: 06/21/2024 10:20 PM

If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6

Web interface last modified: August 25, 2017 v.2.6