Cleaning shell for firearms
Patent 5341744 Issued on August 30, 1994. Estimated Expiration Date: 
February 22, 2013. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
February 22, 2013. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 938836 1495008 2375314 2981026 3830214 Projectile propellant apparatus and method Patent #: 5078117 InventorApplicationNo. 020430 filed on 02/22/1993US Classes:102/442, With bore cleaning means42/95, For barrel cleaning102/430, CARTRIDGES102/440, Having liquid/gas propellent means102/529Practice or cleaningExaminersPrimary: Tudor, Harold J.Attorney, Agent or FirmForeign Patent References
International ClassF42B 005/24AbstractAn apparatus for cleaning the bore of a firearm including a shell housing having a rearwardly oriented base portion, a substantially tubular body defining a cavity, and a forward end, a tank for confining a compressed fluid, the tank being disposed within the cavity of the housing, a cleaning wad for cleaning the bore of the firearm, disposed forward of the tank, and a rupturing member disposed between the tank and the cleaning wad, whereby the compressed fluid is released from the tank and propels the cleaning wad through the bore of the firearm. | |
