ALEXANDRIA, Va., July 16 -- United States Patent no. 12,356,966, issued on July 15.
"Modular fish tank filter components" was invented by Dung Minh Hoang (Cumberland, Md.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A modular filtration assembly for a fish tank, the assembly having one or more identical modules with a filter material receiving chamber, and complementary couplers on a front and back of each module where the couplers on the back of a module couple with the couplers on the front of an immediately adjacent module. The back is slotted to allow water to flow through the module. The assembly includes a buffer module that couples to a pump on one side and to an immediately adjacent module on an op...