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ORTNER FREIGHT CAR CO

Overview
  • Total Patents
    33
About

ORTNER FREIGHT CAR CO has a total of 33 patent applications. Its first patent ever was published in 1961. It filed its patents most often in United States, Australia and Canada. Its main competitors in its focus markets transport and machines are CLARK CAR COMPANY, NAT COAL DUMP CAR COMPANY and RODGER BALLAST CAR CO.

Patent filings in countries

World map showing ORTNER FREIGHT CAR COs patent filings in countries

Patent filings per year

Chart showing ORTNER FREIGHT CAR COs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Transport
#2 Machines

Top inventors

# Name Total Patents
#1 Funk Stanley 10
#2 Ortner Robert C 4
#3 Adams Norman S 4
#4 Funk Stanley T 2
#5 Molloy R 2
#6 Molloy Robert E 2
#7 Ritter J 2
#8 Funk S 2
#9 Molloy Robert Edward 2
#10 Ritter John Albert 2

Latest patents

Publication Filing date Title
US4606277A Actuating and locking apparatus for longitudinal hopper doors of a railroad hopper car
US4561361A Mounting for the top chords of the sides of a railroad hopper car
US4562633A Railway box car conversion to highway trailer-carrying flatcar and method of accomplishing it
YU257982A Apparatus for moving and blocking doors of railway cargo car
PL239046A1 Dump door lock for a dump-type rail-vehicle
GB2129485A Actuating and locking means for the hopper doors of a railroad hopper car
US4366757A Actuating and locking means for the hopper doors of a railroad hopper car
US4284011A Restraint assembly for the hopper door actuator of a rapid discharging railroad hopper car
US4361096A Railway hopper car door seal
US4132177A Rapid discharging hopper car automatic door latch
ZA7303836B Spring assist unit for railroad hopper car door
US3776142A Spring loaded railway car hopper car door
US3596609A Rapid discharge hopper car door actuator
US3192876A Spring loaded door construction for railroad hopper car
US3187684A Rapid discharge hopper car
CA808951A Rapid discharge hopper car