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HAYES TRACK APPLIANCE CO

Overview
  • Total Patents
    118
About

HAYES TRACK APPLIANCE CO has a total of 118 patent applications. Its first patent ever was published in 1919. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets transport, machine tools and agriculture are HANNAUER CAR RETARDER COMPANY, WILISCH ERHART DR and FRANZ RAWIE.

Patent filings in countries

World map showing HAYES TRACK APPLIANCE COs patent filings in countries
# Country Total Patents
#1 United States 62
#2 Canada 51
#3 United Kingdom 5

Patent filings per year

Chart showing HAYES TRACK APPLIANCE COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hayes Stanley W 103
#2 Hayes Brice E 9
#3 Bradbury Clifford C 1

Latest patents

Publication Filing date Title
US3544960A Railway safety apparatus
US3517186A Derail and signal unit
US3470371A Railway appliance operating mechanism
US3353502A Bumping post
US3322947A Derail
US3173380A Wheel stop
US3094945A Wheel stop
US3097611A Wheel stop
US3053202A Bumping post
US3043240A Wheel stop
US3053201A Bumping post
US2991727A Bumping post
US3043239A Wheel stop
US2900923A Wheel retainer with screw actuated clamps
US2935030A Articulated track skate
US3043238A Wheel stop
US3053200A Bumping post
US2819857A Operating stand
US3027851A Cushion skate wheel stop
US2829246A Derail