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IRVING IRON WORKS CO

Overview
  • Total Patents
    61
About

IRVING IRON WORKS CO has a total of 61 patent applications. Its first patent ever was published in 1912. It filed its patents most often in United States, Canada and Switzerland. Its main competitors in its focus markets civil engineering, machines and machine tools are BALCUS AB, SVENSK CELLARMERING FABRIK AB and REFORCETECH AS.

Patent filings in countries

World map showing IRVING IRON WORKS COs patent filings in countries
# Country Total Patents
#1 United States 22
#2 Canada 11
#3 Switzerland 8
#4 United Kingdom 8
#5 France 7
#6 Germany 5

Patent filings per year

Chart showing IRVING IRON WORKS COs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering
#2 Machines
#3 Machine tools
#4 Transport

Top inventors

# Name Total Patents
#1 Works Company Irving Iron 8
#2 Leon Price Paul 7
#3 Voskamp John A 6
#4 Irving Walter E 5
#5 Price Paul Leon 4
#6 Norman Lumb Louis 2
#7 Berson Nathan 2
#8 Hoffen William A Van 2
#9 Keller Gustav A 1
#10 Lumb Louis N 1

Latest patents

Publication Filing date Title
US1975281A Interlocked grating
US1874385A Curved grating
US1938075A Radial grating
US1817463A Continuous grating structure
GB332427A Improvements in and relating to gratings, particularly applicable for flooring and like purposes
GB330186A Improvements in and relating to gratings
GB332098A Improvements in and relating to gratings, particularly applicable for flooring and like purposes
DE536579C Latticework of longitudinal and cross bars intermeshed in slits
US1733902A Continuous grating structure
US1733903A Continuous grating structure
US1733966A Continuous grating structure for flooring and like purposes
US1733923A Continuous grating structure
US1645622A Metal and concrete structure for flooring and similar purposes
DE504543C Reinforcement for the reinforced concrete covering of bridges
GB269436A Improvements in or relating to structures of reinforced concrete or the like
GB274699A Improvements in or relating to structures comprising flooring of reinforced concreteor the like and to reinforced concrete flooring slabs, plates or sheets
GB270567A Improvements in and relating to gratings, particularly applicable for flooring, roofing, and like purposes
US1666156A Armored reenforced-concrete slab
US1666157A Armored reenforced-concrete slab
US1611555A Telescoping runway for freight cars