ALEXANDRIA, Va., March 24 -- United States Patent no. 12,583,230, issued on March 24, was assigned to BRADY WORLDWIDE INC. (Milwaukee).

"Fluid cartridge with vented insert" was invented by Masaki Nakatani (Osaka, Japan), Jason Vanderpool (Lexington, Ky.), Richard L. Warner (Lexington, Ky.) and Sean T. Weaver (Lexington, Ky.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fluid cartridge having a plastic fluid body, a bottom wall having a fluid supply opening therein. An insert is adhesively fastened to the bottom wall. The insert has a fluid supply slot therein corresponding to the fluid supply opening in the bottom wall, a die bond surface adjacent to the fluid supply slot for adhesively fastening an eject...