ALEXANDRIA, Va., Feb. 26 -- United States Patent no. 12,233,386, issued on Feb. 25, was assigned to CYTIVA US LLC (Marlborough, Mass.).
"Impeller guard" was invented by Els E. N. Schoefs (Hoegarden, Belgium), Kurt Dreesen (Hoegarden, Belgium), Peter Dick Stedehouder (Medemblik, Netherlands) and Pieter De Conninck (Hoegarden, Belgium).
According to the abstract* released by the U.S. Patent & Trademark Office: "Guard for impellers, methods of using the guards, impeller assemblies including the guards mounted to impellers, impeller systems, and biocontainer systems including the impeller systems, are disclosed."
The patent was filed on Oct. 6, 2021, under Application No. 17/495,598.
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