% Expired Patents = 50.0

CIPO Patents = 1

Forward Citations = 14

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4 inventors (with patents filed for the assignee):

David B Dreisinger (2 out of 29 patents)

Chris A Fleming (1 out of 1 patent)

Christopher Andrew Fleming (1 out of 13 patents)

4. P Terry O'Kane (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 9039806 - Recycling of solids in oxidative pressure leaching of metals using halide ions (2015-05-26),

2. 6315812 - Oxidative pressure leach recovery using halide ions (2001-11-13),

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USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#26 in Delta

#6,024 in Canada

Delta, Canada

International Pgm Technologies

Forward Citations = 14

4 inventors:

David B Dreisinger (2 out of 29 patents)

Chris A Fleming (1 out of 1 patent)

Christopher Andrew Fleming (1 out of 13 patents)

4. P Terry O'Kane (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: International Pgm Technologies. Retrieved from https://idiyas.com/company/international-pgm-technologies

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]

1 patent (CIPO):

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]