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CONTECH CONSTRUCTION PRODUCTS

Overview
  • Total Patents
    30
About

CONTECH CONSTRUCTION PRODUCTS has a total of 30 patent applications. Its first patent ever was published in 1985. It filed its patents most often in United States, Canada and Australia. Its main competitors in its focus markets machines, mechanical elements and civil engineering are HANCOR INC, YOKOSHIMA & CO and RESISTOFLEX CORP.

Patent filings in countries

World map showing CONTECH CONSTRUCTION PRODUCTSs patent filings in countries

Patent filings per year

Chart showing CONTECH CONSTRUCTION PRODUCTSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Schluter James C 10
#2 Shade James W 9
#3 Brinegar O'Dell 4
#4 Zepp William L 3
#5 Miller Lyle Eugene 2
#6 Drossbach Hubert M 2
#7 Nein Thomas A 2
#8 Higgs Robert J 2
#9 Shade James William 2
#10 Adams Thomas R 2

Latest patents

Publication Filing date Title
CA2574352A1 Method of producing helically corrugated metal pipe and related pipe construction
US2008072642A1 Apparatus for producing helically corrugated metal pipe and related method
CA2488149A1 Polymer concrete pipe
CA2354206A1 Corrugated structural metal plate
US6994381B1 Stab joint coupling
CA2313426A1 Stab joint for pipe assembly incorporating compressible gasket secured by compression strap
US5842727A Coupling for spiral corrugated pipe
CA2169700A1 Box Culvert
US5707088A Joint for coupling plastic corrugated pipes
US5380121A Slotted drain
US5383693A Gaskets used in joining corrugated pipe
US5124109A Method for producing a double wall pipe
US4974440A Self propelled internal pipe arching apparatus
US4865357A Metal pipe coupling to accommodate a desired angle of connection between drainage pipe sections
US4914939A Self propelled internal pipe arching apparatus
CA1284159C Gasket for making joints in corrugated plastic pipe
US4846660A Apparatus for producing double wall pipe
US4702502A Gasket for making joints in corrugated plastic pipe