US Patent Issued to ZEHNDER GROUP INTERNATIONAL on Feb. 24 for "Filter holder for a filter of a heat recovery ventilation unit" (Dutch Inventor)

ALEXANDRIA, Va., Feb. 24 -- United States Patent no. D1,114,978, issued on Feb. 24, was assigned to ZEHNDER GROUP INTERNATIONAL AG (Granichen, Switzerland).

"Filter holder for a filter of a heat recovery ventilation unit" was invented by Jan Jansen (Dongen, Netherlands).

The patent was filed on May 11, 2023, under Application No. D/520,913.

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