Forward Citations = 11

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3 inventors (with patents filed for the assignee):

Alfred S Hayden (2 out of 2 patents)

Chandulal P Patel (2 out of 2 patents)

Christopher A Fleming (1 out of 5 patents)

2 patents: Sort by Forward Citations

1. 5320720 - Extraction of precious metals from ores thereof (1994-06-14),

2. 5256189 - Aqueous oxidation of sulfidic silver ore (1993-10-26),

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

2 Patents

#381 in Vancouver

#6,012 in Canada

Vancouver, Canada

Prime Resources Group Inc.

Forward Citations = 11

3 inventors:

Alfred S Hayden (2 out of 2 patents)

Chandulal P Patel (2 out of 2 patents)

Christopher A Fleming (1 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Prime Resources Group Inc.. Retrieved from https://idiyas.com/company/prime-resources-group

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]