ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,441,627, issued on Oct. 14, was assigned to Matthew Grayson (Big Spring, Texas).

"Water filtering devices and methods of using the same" was invented by Matthew Grayson (Big Spring, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A liquid filtration device that includes a cup assembly configured to carry an unfiltered liquid. The cup assembly includes a cup body for receiving the unfiltered liquid and a cup base configured to be removably coupled with the bottom end of the cup body. The liquid filtration device further includes a bottle assembly configured to be plunged into the top of the cup assembly in a plunging direction and seated within the ...