US PATENT CLASS 89
Class Notes
Current as of: June, 1999
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DEFINITION
Classification: 89/
This class includes all guns adapted to be mounted or supported otherwise than by hand, all explosion-operated guns including hand and shoulder firearms, bomb dropping devices, and those gun combinations and subcombinations which are not provided for in other classes including mounts, supports, carriages, loading and hoisting mechanisms, shields.
REFERENCES TO OTHER CLASSES
SEE OR SEARCH CLASS
33, Geometrical Instruments,
233+, for gun sights and gun sight combinations where no more gun structure is included than is necessary to mount the sight.
42, Firearms, for all hand and shoulder firearms, except explosion-operated.
60, Power Plants,
632+, for one shot explosion-actuated expansible chamber-type motors.
86, Ammunition and Explosive-Charge Making. 102, Ammunition and Explosives, for gun projectiles, per se.
124, Mechanical Guns and Projectors, for devices for throwing or projecting missiles by mechanical means. This includes pneumatic and centrifugal projecting devices.
175, Boring or Penetrating the Earth,
2+, for a process or means for penetrating the earth by means of a below-ground explosion and including a device for firing a bullet or shaped charge to penetrate the earth formation or perforate a casing or other wall member in the bore.
181, Acoustics,
223, for gun silencers, per se.
434, Education and Demonstration,
11+, for apparatus and processes for teaching and demonstrating the art of war, including gunnery.
505, Superconductor Technology: Apparatus, Material, Process,
150+, for high temperature (Tc greater than 30 K) superconducting systems or devices, particularly subclass 164 for projectile or launching device or system.