Cleaning

Patents tagged Cleaning

May 19, 2026

US12629732 - Firearm bore cleaner

A firearm bore cleaner for cleaning a bore of a firearm includes a cleaning segment and a pulling segment. The cleaning segment cleans the bore of the firearm when the cleaning segment is moved along the bore. The cleaning segment includes a tail end connector adjacent a tail end portion. The pulling segment is sized and shaped to be inserted into the bore. The pulling segment includes a head end connector adjacent the head end portion of the pulling segment. A tail end portion of the pulling segment is connected to a head end portion of the cleaning segment. The head end connector of the pulling segment and the tail end connector of the cleaning segment can be releasably connect to each other to couple the head end portion of the pulling segment and the tail end portion of the cleaning segment together in order to form a closed loop.

May 19, 2026

US12631420 - Rifle action cleaning tool

A rifle action cleaning tool is provided. The rifle action cleaning tool is especially suitable for effectively and quickly cleaning the raceway and lug recesses of a rifle action. The cleaning tool has a cleaning rod attached to a first cleaning portion and a second cleaning portion. The first cleaning portion (which may have bristles) may rotate three hundred and sixty degrees prior to entering raceway of the rifle while the second cleaning portion (which may have a swab or sponge) remains fixed to the cleaning rod and rotates three hundred and sixty degrees along with a handle portion of the cleaning rod. More specifically, the first cleaning portion may rotate independent from the second cleaning portion.

May 5, 2026

US12618633 - Gun barrel brush

A cleaning tool for ported firearm barrels with integrated suppressors is disclosed. The tool comprises a cylindrical brush housing with an inner cavity to accommodate a barrel brush insert featuring radially extending bristles for removing carbon deposits and debris. A retaining washer and clip secure the brush insert within the housing. The assembly includes a cylindrical handle with internal threading to engage the housing's threaded neck, and an externally knurled surface for improved grip. The brush insert is interchangeable, allowing various cleaning media such as stainless steel, alloy steel, Aluminum, Bronze, Nylon, Brass, Plastic, Polypropylene, rubber, or other metals. The design eliminates the need for firearm disassembly and avoids reliance on the suppressor as a cleaning component, enhancing user safety and preserving firearm integrity. This tool facilitates efficient maintenance of firearms with integrally suppressed systems, promoting reliability and extending the lifespan of the firearm.

Apr 14, 2026

US12601558 - Firearm cleaning fluids

Cleaning fluids and methods are provided for cleaning a firearm. In examples, a firearm cleaning fluid may comprise an emulsion. The emulsion may include ammonium hydroxide and a sulfurized olefin. The sulfurized olefin may be in an amount less than about 30 weight percent based on the total weight of the firearm cleaning fluid.