Personal Protection Guard
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2025-11-25
ALEXANDRIA, Virginia, Nov. 25 -- CLEARVIEW SYSTEMS, LLC, Orlando, Florida has been assigned a patent (No. US 12478856 B2, initially filed March 3, 2022) developed by three inventors Matthew Polstein, Orlando, Florida; Michael Polstein, Orlando, Florida; and Jason Polstein, Orlando, Florida, for "Personal protection guard." . . .
