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COXWOLD PTY LTD

Overview
  • Total Patents
    25
About

COXWOLD PTY LTD has a total of 25 patent applications. Its first patent ever was published in 1984. It filed its patents most often in South Africa, United Kingdom and Australia. Its main competitors in its focus markets civil engineering, environmental technology and machines are SWEEPY INT SA, BAEJIN CORP and GOETTL JOHN M.

Patent filings in countries

World map showing COXWOLD PTY LTDs patent filings in countries
# Country Total Patents
#1 South Africa 6
#2 United Kingdom 4
#3 Australia 3
#4 Spain 3
#5 United States 3
#6 Brazil 2
#7 Germany 2
#8 France 2

Patent filings per year

Chart showing COXWOLD PTY LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kallenbach Dieter Hans Frieder 12
#2 Schneider Helge Jochen 4
#3 Hofmann Helmut Josef 4
#4 Kallenbach Dieter H F 3
#5 Stoltz Andries Johannes 2
#6 Stoltz Andries J 1
#7 Dieter Hans Friederich Kallenb 1
#8 Kallenbach Dieterich Hans Frie 1
#9 Kallenbach Dieter Hans Friedri 1

Latest patents

Publication Filing date Title
AU8000987A Suction operated cleaner
ZA8707822B Automatic pulsating flow control valve
ZA8606990B Pool cleaning equipment
GB8621941D0 Valve member for water interruption pool cleaner
US4742593A Valve member for water interruption pool cleaner
ZA8601841B Pool cleaner
US4642833A Valve assembly
ES8602195A1 Cleaner for swimming pool
ZA8500862B Swimming pool cleaner
AU3815685A Swimming pool cleaner accessory
ZA8500644B Swimming pool cleaner accessory
ES8601500A1 Submerged valve giving intermittent inlet flow to clean swimming pool
ZA8410036B Valve assembly