Tie plate

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20040155117A1
SERIAL NO

10688206

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An electrically-insulated tie plate for electrically isolating parts of a railroad rail system from each other. The electrically-insulated tie plate includes a base plate having a recessed area for receiving a railroad rail and a layer of electrically-insulating material covering portions of the base plate.

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Patent Owner(s)

Patent OwnerAddress
PORTEC RAIL PRODUCTS INC900 FREEPORT ROAD P O BOX 38250 PITTSBURGH PA 15238

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Downey, John Ashland, KY 23 392
Mospan, John W Pittsburgh, PA 37 298
Urmson, William T JR Valencia, PA 3 12

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