ALEXANDRIA, Va., July 28 -- United States Patent no. D1,137,603, issued on July 28, was assigned to Spectrum Brands Inc. (Middleton, Wis.).

"Aquarium filter cartridge" was invented by William D. Himes (Middleton, Wis.).

The patent was filed on Oct. 24, 2024, under Application No. D/969,845.

*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=D1137603&OS=D1137603&RS=D1137603

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