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THRALL CAR MFG CO

Overview
  • Total Patents
    141
About

THRALL CAR MFG CO has a total of 141 patent applications. Its first patent ever was published in 1967. It filed its patents most often in United States, Canada and Australia. Its main competitors in its focus markets transport, environmental technology and packaging and shipping are DESSAU WAGGONBAU GMBH, WASCOSA AG and JAC OPERATIONS INC.

Patent filings per year

Chart showing THRALL CAR MFG COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Richmond Shaun 20
#2 Klag James P 17
#3 Frett John W 15
#4 Schorr Ralph H 14
#5 Woolridge Douglas D 14
#6 Robertson James C 13
#7 Simpson James M 10
#8 Jamrozy Richard E 10
#9 Black James E Jr 10
#10 Rench Michael J 9

Latest patents

Publication Filing date Title
CA2357571A1 Railway car for transporting semi-trucks
US2002127078A1 Door edge protector
WO0208041A1 Side tipping wagon with improved tip mechanism
WO02053440A1 Railcar having improved side sill construction
WO0121464A1 Offset drawhook system
SK6472001A3 Wagon for transport of automotive vehicles
AU6767000A Wagon for transport of automotive vehicles
CA2315535A1 Center beam car with increased load capacity
US6339994B1 Railcar with trackless support for radial end door
CA2315285A1 Trackless support for radial end door
CA2313834A1 Railcar floor assembly
US6244801B1 Motor-vehicle carrying railcar with offset H-frame
GB0000893D0 Tilting wagon for transporting containers
US6273004B1 Motor-vehicle carrying railcar with improved sidewall structure
US6053113A Vented hatch coaming
CA2246887A1 Flexible closure assembly
CA2246885A1 Improvements to vehicle-transporting railway cars
US6024023A Hopper car gate
US5829360A Auto rack door lock
US5762001A Door edge protector