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CURTIS LEWIS B

Overview
  • Total Patents
    14
About

CURTIS LEWIS B has a total of 14 patent applications. Its first patent ever was published in 1910. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machine tools, machines and thermal processes are TOLEDO PIPE THREADING MACHINE, BEAVER PIPE TOOLS INC and WELLS FREDERIC E.

Patent filings in countries

World map showing CURTIS LEWIS Bs patent filings in countries
# Country Total Patents
#1 United States 8
#2 Canada 6

Patent filings per year

Chart showing CURTIS LEWIS Bs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machine tools
#2 Machines
#3 Thermal processes
#4 Transport

Top inventors

# Name Total Patents
#1 Curtis Lewis B 14

Latest patents

Publication Filing date Title
US1569316A Thread-cutting dies
US1569315A Machine for cutting screw threads
US1533635A Safety device for automobiles
US1386163A Cutting-off machine
CA164382A Cutter for pipes, bars, etc.
US1160387A Machine for automatically cutting off pipe, bars, &c.
US1140504A Die-stock.
US1072830A Pipe-threading machine.
CA139648A Burner for fluids
US1023363A Burner for inflammable volatile fluids.
CA256463A Thread cutting die
CA256462A Machine for cutting screw threads
CA256461A Machine for cutting screw threads
CA256460A Centering and clamping device