International Battery Metals Ltd (IBATF)

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Patent Assignment Search Charles Marston, is the most interesting of the bunch to me.

https://assignment.uspto.gov/patent/index.html#/patent/search/resultFilter?searchInput=Charles%20Marston

About
After 30 years of ion exchange process experience with Reilly Industries Inc. and Dow Chemical, I am offering consulting services related to base metal, gold, and uranium processing through flow sheet development, laboratory support and proof-of-concept process piloting. I offer special expertise in the recovery of Lithium from Brines, Base Metals form mine tailings, Nickel and Cobalt from lateritic PLS, Gold from cyanidation, Copper and Cobalt from sulfuric acid PLS and raffinate, as well as processing for removal of trace Nickel from Cobalt Electrolyte.

https://www.linkedin.com/in/charles-marston-8b2a631b/