Assignee
UNION TANK CAR CO
US·27 granted patents·2 pending applications·266 citations·filing 1977–2020
Top patents by PatentIndex Score
29 records- 0190US5305237AMethod and apparatus for monitoring a flowable material in a transportable vesselUNION TANK CAR CO·Filed 1991·Granted Apr 19, 1994·78 cites·34 claims
- 0289US10029705B2Railroad tank car manway assemblyUNION TANK CAR CO·Filed 2017·Granted Jul 24, 2018·5 cites·18 claims
- 0388US9260118B2Railroad tank car manway assemblyUNION TANK CAR CO·Filed 2014·Granted Feb 16, 2016·8 cites·33 claims
- 0487US9499178B2Railroad tank car manway assemblyUNION TANK CAR CO·Filed 2016·Granted Nov 22, 2016·4 cites·19 claims
- 0581US9828006B2Disengaging handle assembly for a bottom outlet valveUNION TANK CAR CO·Filed 2015·Granted Nov 28, 2017·4 cites·18 claims
- 0680US10464580B2Railroad tank car manway assemblyUNION TANK CAR CO·Filed 2018·Granted Nov 5, 2019·2 cites·18 claims
- 0777US7131455B2Tank car manway coverUNION TANK CAR CO·Filed 2005·Granted Nov 7, 2006·22 cites·10 claims
- 0875US9746873B2Disengaging handle assembly for a bottom outlet valveUNION TANK CAR CO·Filed 2014·Granted Aug 29, 2017·4 cites·20 claims
- 0975US9643624B2Railroad tank carUNION TANK CAR CO·Filed 2014·Granted May 9, 2017·4 cites·9 claims
- 1072US9182313B2Electronic weighing system and method for railcarsUNION TANK CAR CO·Filed 2015·Granted Nov 10, 2015·1 cites·20 claims
- 1166US4527489ARailroad tank car skid constructionUNION TANK CAR CO·Filed 1983·Granted Jul 9, 1985·30 cites·16 claims
- 1265US10976213B2Safety procedure for valve replacement and leak detection on a tank carUNION TANK CAR CO·Filed 2020·Granted Apr 13, 2021·0 cites·15 claims
- 1365US10969293B2Testing mechanism for valve replacement and leak detection on a tank carUNION TANK CAR CO·Filed 2020·Granted Apr 6, 2021·0 cites·23 claims
- 1463US4388873ARailroad vehicleUNION TANK CAR CO·Filed 1981·Granted Jun 21, 1983·28 cites·6 claims
- 1562US10704980B2Safety procedure and testing mechanism for valve replacement and leak detection on a tank carUNION TANK CAR CO·Filed 2019·Granted Jul 7, 2020·0 cites·20 claims
- 1657US9481383B2Electronic condition detection system and method for railcarsUNION TANK CAR CO·Filed 2015·Granted Nov 1, 2016·0 cites·20 claims
- 1755US2017088149A1Railroad Tank Car Manway AssemblyUNION TANK CAR CO·Filed 2016·Application pending·0 cites
- 1852US10571355B2Safety procedure and testing mechanism for valve replacement and leak detection on a tank carUNION TANK CAR CO·Filed 2016·Granted Feb 25, 2020·0 cites·6 claims
- 1951US4941410AOutlet valve assembly with an extended handle for a railway tank carUNION TANK CAR CO·Filed 1988·Granted Jul 17, 1990·16 cites·5 claims
- 2050US2006254620A1Process for cleaning asphalt tank carsUNION TANK CAR CO·Filed 2005·Application pending·0 cites
- 2147US4347863ACombined safety vent and siphon unloading nozzle for liquid transportation vehicleUNION TANK CAR CO·Filed 1977·Granted Sep 7, 1982·12 cites·3 claims
- 2246US4174741AMethods for loading and unloading liquids from a railroad tank carUNION TANK CAR CO·Filed 1978·Granted Nov 20, 1979·16 cites·10 claims
- 2339US4210254ARailroad tank carUNION TANK CAR CO·Filed 1978·Granted Jul 1, 1980·7 cites·9 claims
- 2437US4388026AHopper discharge outletUNION TANK CAR CO·Filed 1981·Granted Jun 14, 1983·9 cites·6 claims
- 2532US4382724AHopper discharge arrangementUNION TANK CAR CO·Filed 1981·Granted May 10, 1983·5 cites·13 claims
- 2632US4215788ARailroad tank car and method for transporting liquidsUNION TANK CAR CO·Filed 1978·Granted Aug 5, 1980·3 cites·20 claims
- 2730US4892042ACombination bottom outlet saddle and sumpUNION TANK CAR CO·Filed 1988·Granted Jan 9, 1990·6 cites·8 claims
- 2830US4318348ARailroad tank carUNION TANK CAR CO·Filed 1980·Granted Mar 9, 1982·2 cites·9 claims
- 2929US9714719B2Bottom outlet valve removable independent steam jacketUNION TANK CAR CO·Filed 2015·Granted Jul 25, 2017·0 cites·20 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →