Aqua Metals Announces Allowance of Foundational U.S. Patent for Lithium Battery Recycling Technology

Core Insights - Aqua Metals, Inc. has received a Notice of Allowance for a patent that enhances its AquaRefining™ intellectual property portfolio, crucial for its global expansion strategy [1][4][5] Patent Details - The patent application, filed in January 2022, is based on extensive R&D and covers key innovations in Aqua Metals' lithium battery recycling technology [2][3] - The technology allows for efficient recovery of battery-grade lithium carbonate, nickel, and cobalt, utilizing a novel hydrometallurgical process [2][3] Environmental and Economic Benefits - AquaRefining™ technology offers estimated cost savings of approximately $1,100 per metric ton of black mass input compared to traditional methods [3] - The process eliminates sodium sulfate waste, generates negligible CO₂ emissions, and creates a safer workplace environment [3] Strategic Implications - The patent allowance is a significant milestone for Aqua Metals, enabling the company to pursue licensing and joint venture opportunities with partners aligned with its vision for a domestic battery materials supply chain [4][5] - The company is actively seeking additional patents and is in discussions with multiple potential licensees and joint venture partners globally [4][5] Company Overview - Aqua Metals is focused on sustainable lithium-ion battery recycling, aiming to close the loop on critical minerals for clean energy technologies [6]