ALEXANDRIA, Va., April 2 -- United States Patent no. 12,263,424, issued on April 1, was assigned to HYDAC FILTERTECHNIK GMBH (Sulzbach/Saar, Germany).
"Filter device together with filter element" was invented by Volkmar Klein (Zweibrucken, Germany), Michael Sakraschinsky (St. Ingbert, Germany) and Stefan Hennes (Neunkirchen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A filter device for the filtration of fluids has a filter housing (10), which can be closed by a cover (40), and has a filter element (30) accommodated in a replaceable manner in the filter housing. At least one functional element is present on the cover (40) and on the filter housing (10) and on the filter element (30) in such a way...