Assignee
PORTEC RAIL PRODUCTS INC
US·25 granted patents·6 pending applications·380 citations·filing 1997–2010
Top patents by PatentIndex Score
31 records- 0192US7273131B2Top of rail applicatorPORTEC RAIL PRODUCTS INC·Filed 2005·Granted Sep 25, 2007·25 cites·4 claims
- 0292US7261244B2Tie platePORTEC RAIL PRODUCTS INC·Filed 2005·Granted Aug 28, 2007·13 cites·24 claims
- 0390US7632052B2Vehicle tire tie-down system and methodPORTEC RAIL PRODUCTS INC·Filed 2007·Granted Dec 15, 2009·25 cites·22 claims
- 0486US6971479B1Top of rail applicatorPORTEC RAIL PRODUCTS INC·Filed 2000·Granted Dec 6, 2005·31 cites·20 claims
- 0582US7637704B2Railcar container lock providing automatic locking and unlockingPORTEC RAIL PRODUCTS INC·Filed 2007·Granted Dec 29, 2009·16 cites·18 claims
- 0679US6305614B1Gauge plate and switch rod insulatorsPORTEC RAIL PRODUCTS INC·Filed 2000·Granted Oct 23, 2001·9 cites·5 claims
- 0777US6530729B2Vehicle tire tie-down system and methodPORTEC RAIL PRODUCTS INC·Filed 2001·Granted Mar 11, 2003·27 cites·13 claims
- 0876USD547642SWrap-around joint bar sleeve insulatorPORTEC RAIL PRODUCTS INC·Filed 2005·Granted Jul 31, 2007·23 cites·1 claims
- 0975USD633850SWheel chockPORTEC RAIL PRODUCTS INC·Filed 2010·Granted Mar 8, 2011·22 cites·1 claims
- 1073US6422479B1Gauge plate and switch rod insulatorsPORTEC RAIL PRODUCTS INC·Filed 2001·Granted Jul 23, 2002·11 cites·9 claims
- 1173US6030158ALoad securement system for boxcars or containersPORTEC RAIL PRODUCTS INC·Filed 1997·Granted Feb 29, 2000·38 cites·19 claims
- 1270US7090143B2Rail joint bars and rail joint assembliesPORTEC RAIL PRODUCTS INC·Filed 2004·Granted Aug 15, 2006·6 cites·23 claims
- 1369US5992568ARail lubricator mounted to a track vehiclePORTEC RAIL PRODUCTS INC·Filed 1998·Granted Nov 30, 1999·33 cites·19 claims
- 1468US7258201B2Skirt for top of rail applicatorPORTEC RAIL PRODUCTS INC·Filed 2003·Granted Aug 21, 2007·13 cites·12 claims
- 1567US5899646ASecurement of lumber or like products on centerbeam railcars using spooled webbingPORTEC RAIL PRODUCTS INC·Filed 1997·Granted May 4, 1999·34 cites·20 claims
- 1666US7798365B2Bulk transfer dispensing device and methodPORTEC RAIL PRODUCTS INC·Filed 2006·Granted Sep 21, 2010·4 cites·7 claims
- 1764US7490781B2Rail joint bars and rail joint assembliesPORTEC RAIL PRODUCTS INC·Filed 2006·Granted Feb 17, 2009·1 cites·9 claims
- 1858US6464039B1Actuator element of a hydraulic fluid-operated railway track lubricating systemPORTEC RAIL PRODUCTS INC·Filed 2000·Granted Oct 15, 2002·7 cites·12 claims
- 1957US6974288B2Cushioned banding anchorPORTEC RAIL PRODUCTS INC·Filed 2004·Granted Dec 13, 2005·10 cites·19 claims
- 2057US2009302125A1Center Supported Bond JointPORTEC RAIL PRODUCTS INC·Filed 2009·Application pending·0 cites
- 2156USD576023SCenter supported bond jointPORTEC RAIL PRODUCTS INC·Filed 2005·Granted Sep 2, 2008·11 cites·1 claims
- 2251US2006027674A1Center supported bond jointPORTEC RAIL PRODUCTS INC·Filed 2005·Application pending·0 cites
- 2351US2007068883A1Wiping bar holderPORTEC RAIL PRODUCTS INC·Filed 2005·Application pending·0 cites
- 2448US6170756B1Gauge plate and switch rod insulatorsPORTEC RAIL PRODUCTS INC·Filed 1998·Granted Jan 9, 2001·9 cites·22 claims
- 2547US2008047780A1Skirt for top of rail applicatorPORTEC RAIL PRODUCTS INC·Filed 2007·Application pending·0 cites
- 2646US7121777B2Container bridging stabilizerPORTEC RAIL PRODUCTS INC·Filed 2003·Granted Oct 17, 2006·3 cites·10 claims
- 2744US2006260872A1Flow divider arrangement grease distribution systemPORTEC RAIL PRODUCTS INC·Filed 2006·Application pending·0 cites
- 2842US7182560B1Swing up banding anchor system and methodPORTEC RAIL PRODUCTS INC·Filed 2004·Granted Feb 27, 2007·0 cites·13 claims
- 2940USD497326SProfiled barPORTEC RAIL PRODUCTS INC·Filed 2003·Granted Oct 19, 2004·3 cites·1 claims
- 3037US2010270386A1Bolt on Continuous Rail JointPORTEC RAIL PRODUCTS INC·Filed 2010·Application pending·0 cites
- 3127US6374948B1Rail lubricatorPORTEC RAIL PRODUCTS INC·Filed 1999·Granted Apr 23, 2002·6 cites·27 claims
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