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BARRICK GOLD CORP

Overview
  • Total Patents
    202
  • GoodIP Patent Rank
    40,008
  • Filing trend
    ⇩ 66.0%
About

BARRICK GOLD CORP has a total of 202 patent applications. It decreased the IP activity by 66.0%. Its first patent ever was published in 1994. It filed its patents most often in United States, Canada and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets materials and metallurgy, environmental technology and chemical engineering are BHP BILLITON SSM DEV PTY LTD, JIANGXI YIYUAN RENEWABLE RESOURCES CO LTD and COMPANHIA MINEIRA DE METAIS.

Patent filings per year

Chart showing BARRICK GOLD CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Choi Yeonuk 84
#2 Mcmullen Jacques 37
#3 Gorain Barun 24
#4 Gharelar Ahmad Ghahremaninezhad 21
#5 Chefai Samir 20
#6 Kondos Peter 18
#7 Langhans John William 15
#8 Ahern Noelene 13
#9 Wang Qiankun 11
#10 Yeonuk Choi 11

Latest patents

Publication Filing date Title
WO2020245652A1 Method for recovering gold from refractory materials
WO2021001690A2 Method for carbon-catalysed thiosulfate leaching of gold-bearing materials
US2014356225A1 Method for pre-treatment of gold-bearing oxide ores
US2014356261A1 Method for arsenic oxidation and removal from process and waste solutions
WO2014064530A1 Recovery of gold from roaster calcine leach tailings
CA2838901A1 Method for recovering precious metals and copper from leach solutions
EA024636B1 Co-current and counter current resin-in-leach in gold leaching processes
CA2817752A1 Alkaline and acid pressure oxidation of precious metal-containing materials
WO2011067680A2 Separation of cooper minerals from pyrite using air-metabisulfite treatment
CA2705487A1 Microbial pre-treatment of double refractory gold ores
WO2009037596A2 Method to improve recovery of gold from double refractory gold ores
US2009074608A1 Process for mercury control during pressure oxidation
US2009071289A1 Process for recovering platinum group metals using reductants
WO2009037594A2 Process for recovering gold and silver from refractory ores
ZA200801514B Treatment of reclaim water for use in metals recovery
WO2008052324A1 Selective precipitation of metal sulfides
AU2007340966A1 Process for reduced alkali consumption in the recovery of silver
WO2007144784A2 Autoclave with underflow dividers
AU2006312965A1 Thiosulfate generation in situ in precious metal recovery
US2007137437A1 Thiosulfate generation in situ in precious metal recovery