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WICKWIRE SPENCER STEEL COMPANY

Overview
  • Total Patents
    42
About

WICKWIRE SPENCER STEEL COMPANY has a total of 42 patent applications. Its first patent ever was published in 1920. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets packaging and shipping, machine tools and machines are SCHOLTZ AG CONRAD, RUSTERHOLZ OTTO and KEITH INVEST L L C.

Patent filings in countries

World map showing WICKWIRE SPENCER STEEL COMPANYs patent filings in countries
# Country Total Patents
#1 United States 26
#2 Canada 8
#3 United Kingdom 5
#4 France 2
#5 Germany 1

Patent filings per year

Chart showing WICKWIRE SPENCER STEEL COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Woodman Francis N 9
#2 King Vernon C 4
#3 Southwick William S 2
#4 Woodman Francis Newell 2
#5 Hawthorne Charles W 2
#6 Nelson George W 1
#7 Johnston George M 1
#8 Connor Fred Joseph 1
#9 Lewis Mccarthy Benjamin 1
#10 Leonard Peter J 1

Latest patents

Publication Filing date Title
US2418260A Barrel hoop
US2397584A Conveyer belt guard edge
US2241955A Metallic rope and cable
US2230354A Belt edge
US2226938A Method of coating wire
US2112700A Spiral fabric having spacers for the spirals
GB418641A Improvements in balanced spiral wire fabrics
US1962225A Unit type radiator cabinet
US1891420A Bookrack
US1846222A Separating partition for wire conveyer belts
US1828304A Hinged conveyer belt
US1908790A Radiator cabinet
GB333751A Improvements in wire conveyor belts
GB338951A Improvements in wire conveyor belts
US1756598A Conveyer belt
US1766754A Sectional wire conveyer belt
US1800880A Wear-resisting device for wire-conveyer belts
GB325347A Improvements relating to apparatus for carding cotton
US1793295A Air diffuser
US1817117A Flanged conveyer belt