List of silver mining patents

Patents where

Current Assignee

Industry

Name	Description	Patent Applicant	Current Assignee	Patent Jurisdiction	Patent Number	Date of Patent
‌ US Patent 7514050 Processing of acid-consuming mineral materials involving treatment with acidic biooxidation effluent	Patent 7514050 was granted and assigned to Newmont (company) on April, 2009 by the United States Patent and Trademark Office.		Newmont (company)	United States Patent and Trademark Office	7514050	April 7, 2009
‌ US Patent 11370677 Rapid reduction of aqueous selenate with chromous ions	Patent 11370677 was granted and assigned to Seabridge Gold on June, 2022 by the United States Patent and Trademark Office.	Seabridge Gold	Seabridge Gold	United States Patent and Trademark Office	11370677	June 28, 2022
‌ US Patent 11639540 Method for carbon-catalysed thiosulfate leaching of gold-bearing materials	Patent 11639540 was granted and assigned to Barrick Gold Corporation on May, 2023 by the United States Patent and Trademark Office.	Barrick Gold Corporation	Barrick Gold Corporation	United States Patent and Trademark Office	11639540	May 2, 2023
‌ US Patent 7285256 Precious metal recovery using thiocyanate lixiviant	Patent 7285256 was granted and assigned to Newmont (company) on October, 2007 by the United States Patent and Trademark Office.		Newmont (company)	United States Patent and Trademark Office	7285256	October 23, 2007
‌ US Patent 9051625 Method for recovering precious metals and copper from leach solutions	Patent 9051625 was granted and assigned to Barrick Gold Corporation on June, 2015 by the United States Patent and Trademark Office.		Barrick Gold Corporation	United States Patent and Trademark Office	9051625	June 9, 2015
‌ US Patent 10161016 Method for pre-treatment of gold-bearing oxide ores	Patent 10161016 was granted and assigned to Barrick Gold Corporation on December, 2018 by the United States Patent and Trademark Office.	Barrick Gold Corporation	Barrick Gold Corporation	United States Patent and Trademark Office	10161016	December 25, 2018
‌ US Patent 11401580 Method for pre-treatment of gold-bearing oxide ores	Patent 11401580 was granted and assigned to Barrick Gold Corporation on August, 2022 by the United States Patent and Trademark Office.	Barrick Gold Corporation	Barrick Gold Corporation	United States Patent and Trademark Office	11401580	August 2, 2022
‌ US Patent 8623115 Alkaline and acid pressure oxidation of precious metal-containing materials	Patent 8623115 was granted and assigned to Barrick Gold Corporation on January, 2014 by the United States Patent and Trademark Office.		Barrick Gold Corporation	United States Patent and Trademark Office	8623115	January 7, 2014
‌ US Patent 7572317 Thiosulfate generation in situ in precious metal recovery	Patent 7572317 was granted and assigned to Barrick Gold Corporation on August, 2009 by the United States Patent and Trademark Office.		Barrick Gold Corporation	United States Patent and Trademark Office	7572317	August 11, 2009
‌ US Patent 7537640 Precious metal recovery using thiocyanate lixiviant	Patent 7537640 was granted and assigned to Newmont (company) on May, 2009 by the United States Patent and Trademark Office.		Newmont (company)	United States Patent and Trademark Office	7537640	May 26, 2009
‌ US Patent 7314066 Air distributor for a bioleaching system	Patent 7314066 was granted and assigned to BHP on January, 2008 by the United States Patent and Trademark Office.		BHP	United States Patent and Trademark Office	7314066	January 1, 2008
‌ US Patent 10415116 Co-current and counter current resin-in-leach in gold leaching processes	Patent 10415116 was granted and assigned to Barrick Gold Corporation on September, 2019 by the United States Patent and Trademark Office.	Barrick Gold Corporation	Barrick Gold Corporation	United States Patent and Trademark Office	10415116	September 17, 2019
‌ US Patent 8715389 Co-current and counter current resin-in-leach in gold leaching processes	Patent 8715389 was granted and assigned to Barrick Gold Corporation on May, 2014 by the United States Patent and Trademark Office.		Barrick Gold Corporation	United States Patent and Trademark Office	8715389	May 6, 2014
‌ US Patent 9790572 Co-current and counter current resin-in-leach in gold leaching processes	Patent 9790572 was granted and assigned to Barrick Gold Corporation on October, 2017 by the United States Patent and Trademark Office.	Barrick Gold Corporation	Barrick Gold Corporation	United States Patent and Trademark Office	9790572	October 17, 2017
‌ US Patent D706271 Tablet case	Patent D706271 was granted and assigned to Dundee Precious Metals Inc. on June, 2014 by the United States Patent and Trademark Office.	‌ Dundee Precious Metals Inc.	‌ Dundee Precious Metals Inc.	United States Patent and Trademark Office	D706271	June 3, 2014
‌ US Patent 9545636 Method for processing mineral material containing acid-consuming carbonate and precious metal in sulfide minerals	Patent 9545636 was granted and assigned to Newmont (company) on January, 2017 by the United States Patent and Trademark Office.	Newmont (company)	Newmont (company)	United States Patent and Trademark Office	9545636	January 17, 2017
‌ US Patent D697919 Tablet stand with ball joint	Patent D697919 was granted and assigned to Dundee Precious Metals Inc. on January, 2014 by the United States Patent and Trademark Office.	‌ Dundee Precious Metals Inc.	‌ Dundee Precious Metals Inc.	United States Patent and Trademark Office	D697919	January 21, 2014
‌ US Patent D703210 Tablet case	Patent D703210 was granted and assigned to Dundee Precious Metals Inc. on April, 2014 by the United States Patent and Trademark Office.	‌ Dundee Precious Metals Inc.	‌ Dundee Precious Metals Inc.	United States Patent and Trademark Office	D703210	April 22, 2014
‌ US Patent D724091 Tablet case	Patent D724091 was granted and assigned to Dundee Precious Metals Inc. on March, 2015 by the United States Patent and Trademark Office.	‌ Dundee Precious Metals Inc.	‌ Dundee Precious Metals Inc.	United States Patent and Trademark Office	D724091	March 10, 2015
‌ US Patent 9617076 Conveyor system and method for transporting material	Patent 9617076 was granted and assigned to Newmont (company) on April, 2017 by the United States Patent and Trademark Office.	Newmont (company)	Newmont (company)	United States Patent and Trademark Office	9617076	April 11, 2017
‌ US Patent 8016912 Process for recovering platinum group metals using reductants	Patent 8016912 was granted and assigned to Barrick Gold Corporation on September, 2011 by the United States Patent and Trademark Office.		Barrick Gold Corporation	United States Patent and Trademark Office	8016912	September 13, 2011
‌ US Patent 10077487 Method for arsenic oxidation and removal from process and waste solutions	Patent 10077487 was granted and assigned to Barrick Gold Corporation on September, 2018 by the United States Patent and Trademark Office.	Barrick Gold Corporation	Barrick Gold Corporation	United States Patent and Trademark Office	10077487	September 18, 2018
‌ US Patent 8252254 Process for reduced alkali consumption in the recovery of silver	Patent 8252254 was granted and assigned to Barrick Gold Corporation on August, 2012 by the United States Patent and Trademark Office.		Barrick Gold Corporation	United States Patent and Trademark Office	8252254	August 28, 2012
‌ US Patent D693352 Tablet stand with security mounting bracket	Patent D693352 was granted and assigned to Dundee Precious Metals Inc. on November, 2013 by the United States Patent and Trademark Office.	‌ Dundee Precious Metals Inc.	‌ Dundee Precious Metals Inc.	United States Patent and Trademark Office	D693352	November 12, 2013
‌ US Patent 9284621 Processing of sulfate and/or sulfide-rich waste using CO	Patent 9284621 was granted and assigned to Strategic Metals Ltd. on March, 2016 by the United States Patent and Trademark Office.	‌ Strategic Metals Ltd.	‌ Strategic Metals Ltd.	United States Patent and Trademark Office	9284621	March 15, 2016

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