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CLARK JOHN

Overview
  • Total Patents
    55
  • GoodIP Patent Rank
    204,591
About

CLARK JOHN has a total of 55 patent applications. Its first patent ever was published in 1886. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets machines, machine tools and pharmaceuticals are JOSEPH T RYERSON AND SON, O M V OHG VENETE S R L and WHITE JOSEPH P.

Patent filings per year

Chart showing CLARK JOHNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Clark John 48
#2 Denning Chris 2
#3 Wiseman Michael Alan 1
#4 Phillips Martin 1
#5 Cosette Joseph P 1
#6 Flora Bruce 1
#7 Kohlndorfer Ken 1
#8 Alfaro Adrian 1
#9 Murray James S 1
#10 Tribbey Scott A 1

Latest patents

Publication Filing date Title
US2021045926A1 Sound attenuation devices
US2017138077A1 Intermittent locking door mechanism
GB201412710D0 Constuctional kits
US2013029790A1 Handheld performance tracking and mapping device utilizing an optical scanner
US2013269073P1 Coastal redwood tree named 'Semper 95'
WO2005084110A2 Pre-treatment process for feed material for direct reduction process
GB0226429D0 Low loader rail trailer
GB0213019D0 Drilling attachment
GB0121906D0 Storage system
GB9821735D0 A quality control sampling system with barcode reader and video camera
GB9700610D0 Constructional kits
US5234392A Track athlete trainer
US4929877A Automatic garage door operator with remote load control
US4993303A Hornette
CA1289600C Mechanical walking vehicle
CA152192A Trace buckle
US1021135A Dipper-tooth for steam-shovels.
US1020026A Nut-lock.
GB191016265A Improved "Nut Lock."
US947884A Cotton-planter.