29
Dec
13:20
Standard Lithium gets notice of allowance for DLE process patent
Standard Lithium says the US Patent and Trademark Office has issued a notice of allowance for the final US patent covering its direct lithium extraction process for recovering lithium from brines, Kallanish reports.
It is the British Columbia-based company’s third US patent tied to the lithium extraction process.
A notice of allowance is issued by the federal government after examination of a patent application and a determination that a patent should be gr…
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Anonymous
Very good overview of the weekly steel market.
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