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NAT STEEL CAR LTD

Overview
  • Total Patents
    339
  • GoodIP Patent Rank
    33,280
  • Filing trend
    ⇩ 33.0%
About

NAT STEEL CAR LTD has a total of 339 patent applications. It decreased the IP activity by 33.0%. Its first patent ever was published in 1986. It filed its patents most often in United States, Canada and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets transport, environmental technology and machines are FORBES JAMES W, SUMMERS EDGAR W and WAGGON UNION GMBH.

Patent filings per year

Chart showing NAT STEEL CAR LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Forbes James W 169
#2 Hematian Jamal 68
#3 Coslovi Ilario A 53
#4 Forbes James Wilfred 53
#5 Bis Tomasz 51
#6 Khattab Mohamed A 35
#7 Al-Kaabi Mohammed 26
#8 Davis William R 14
#9 Butcher Ronald S 13
#10 Jamal Hematian 11

Latest patents

Publication Filing date Title
US2020339163A1 Railroad hopper car structure and gate therefor
US2020353954A1 Railroad hopper car with flow through structure
US2021114632A1 Railroad Car Truck Damper Wedge Fittings
WO2021077198A1 Railroad car truck damper wedge fittings
US2019152498A1 Rail road car truck bolster
US2018327002A1 Railroad freight car access fittings
CA2966923A1 Railroad freight car access fittings
CA2964652A1 Railroad hopper car body fittings
US2018305967A1 Railroad hopper car body fittings
US2018297618A1 Railroad tank car fittings
CA2964706A1 Railroad tank car fittings
CA2954647A1 Railroad car and end door assembly therefor
US2018194373A1 Railroad car and end door assembly therefor
US2018015934A1 Autorack railroad car having convertible deck structure
CA2935975A1 Autorack railroad car having convertible deck structure
US2017015333A1 Tank car apparatus
CA2897030A1 Tank car apparatus
US2016347331A1 Hopper car discharge structure
CA2892452A1 Hopper car discharge structure
US2016257312A1 Stake pocket for railroad car