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MAGMA COPPER CO

Overview
  • Total Patents
    22
About

MAGMA COPPER CO has a total of 22 patent applications. Its first patent ever was published in 1976. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets surface technology and coating, materials and metallurgy and environmental technology are MINEMET RECH SA, GREENAWALT WILLIAM E and FALCONBRIDGE LTD.

Patent filings in countries

World map showing MAGMA COPPER COs patent filings in countries
# Country Total Patents
#1 United States 7
#2 WIPO (World Intellectual Property Organization) 4
#3 Australia 2
#4 Brazil 2
#5 Canada 2
#6 China 2
#7 Peru 1
#8 Philippines 1
#9 Zambia 1

Patent filings per year

Chart showing MAGMA COPPER COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kohut Stephen J 9
#2 Peckham Peter 6
#3 Eamon Michael A 6
#4 Gort Wendy M 5
#5 Haines Ronald K 5
#6 Burgess David P 5
#7 Jordan Thomas L 5
#8 Clouser Sidney J 5
#9 Jenkins Jackson G 5
#10 Yarbro Mark D 4

Latest patents

Publication Filing date Title
US5516408A Process for making copper wire
PH31218A Process for making copper foil.
CA2155207A1 Process for Making Copper Metal Powder, Copper Oxides and Copper Foil
US5366612A Process for making copper foil
ZM189A1 Method for removal of organic solvents from aqueous process streams
US4874534A Method for removal of organic solvents from aqueous process streams
US4807689A Rotary take-off system and method of operating same
AU5443586A Electrowinning cell with mist suppression means
US4664324A Grinding mill liner plate support
US4133746A System and method of controlling froth flotation