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CAMPBELL ARGYLE

Overview
  • Total Patents
    34
About

CAMPBELL ARGYLE has a total of 34 patent applications. Its first patent ever was published in 1904. It filed its patents most often in Canada and United States. Its main competitors in its focus markets transport and civil engineering are MURPHY WALTER P, UNION METAL PROD CO and GUST TALBOT & CIE M B H.

Patent filings in countries

World map showing CAMPBELL ARGYLEs patent filings in countries
# Country Total Patents
#1 Canada 29
#2 United States 5

Patent filings per year

Chart showing CAMPBELL ARGYLEs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Transport
#2 Civil engineering

Focus technologies

# Technology
#1 Railway bodies
#2 Couplings
#3 Machines for making railways

Top inventors

# Name Total Patents
#1 Campbell Argyle 34

Latest patents

Publication Filing date Title
CA189578A Door mechanism
CA182736A Dump car
CA181149A Door lock for dump cars
CA179842A Ballast car
CA166673A Dump car
CA157399A Dump car
CA157398A Dump car
CA153734A Dump car
CA153732A Dump car
CA149507A Door mechanism for cars
CA147741A Dump car
CA147745A Dump car
CA147743A Dump car
CA147740A Door mechanism for dump cars
CA147742A Dump car
CA142109A Dump car
CA136360A Dump car
CA136363A Dump car
CA136361A Dump car
CA129499A Dump car