Purestream Services, LLC

Also on record

Records under this name other than the patents Purestream Services, LLC holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned. None of them is counted in the 10 patents it holds.

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Patent	Title	Status	Expires	Confidence
US 9,533,238	Controlled-gradient, accelerated vapor-recompression apparatus and method Lapsed on the fee record Ended Jan 3, 2025 · From the USPTO record	Lapsed on the fee record	Ended Jan 3, 2025	From the USPTO record