| | B | PERFORMING OPERATIONS; TRANSPORTING |
| | | TRANSPORTING |
| | B63 | SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT |
| | B63B | SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING (arrangements of vessel ventilation, heating, cooling, or air-conditioning B63J 2/00; floating substructures as supports of dredgers or soil-shifting machines E02F 9/06) [2] |
| | | | Subclass index | |
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| HULLS | | Study; general characteristics | 9/00, 1/00 | | General; adjustable keels; protection | 3/00, 41/00, 59/00 | | Particular types | 5/00, 7/00 | | Subdivision; cleaning of tanks | 11/00, 57/00 | | SUPERSTRUCTURES; HULL OR SUPERSTRUCTURE OPENINGS | 15/00, 19/00 | | EMPTYING, BALLASTING; STABILITY; SAFETY | 13/00, 29/16, 39/00, 43/00 | | MOORING, SHIFTING; HANDLING LIFEBOATS | 21/00, 23/00 | | ACCOMMODATION FOR CARGO OR PERSONS | 25/00, 27/00, 29/00 | | ARRANGEMENTS OR ADAPTATIONS OF SIGNALLING OR LIGHTING DEVICES OR OF NAUTICAL INSTRUMENTS | 45/00, 49/00 | | DETAILS AND ACCESSORIES FOR SHIPS | 17/00 | | CONSTRUCTION, MAINTENANCE, CONVERSION, NOT OTHERWISE PROVIDED FOR | 9/00 | | PARTICULAR KINDS OF SHIPS OR FLOATING STRUCTURES NOT OTHERWISE PROVIDED FOR | 35/00, 38/00 | | BUOYS; MARKING NAVIGATION ROUTES | 22/00, 51/00 |
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| | B63C | LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS (floating nets, floating slipways, or the like for recovering aircraft from the water B63B 35/52) |
| | | | Subclass index | |
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| LANDING, LAUNCHING | | Dry-docking; storing on land; launching or hauling-out | 1/00, 15/00, 3/00 | | Transporting overland | 13/00 | | Slipway and dry-dock equipment | 5/00 | | SALVAGE, SEARCHING UNDER WATER; LIFE-SAVING | 7/00, 11/00, 9/00 | | WORKING UNDER WATER | 11/00 |
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| | B63G | OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS (means of attack or defence in general, e.g. turrets, F41H) |
| | | | Subclass index | |
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| OFFENSIVE OR DEFENSIVE INSTALLATIONS OR ARRANGEMENTS | | Guns, missile launchers | 1/00 | | Launching torpedoes; defence against torpedoes | 5/00, 9/00 | | Defence or attack against sub- marines, by depth charges or otherwise | 6/00, 9/00 | | Mines: laying; sweeping; other defence | 6/00, 7/00, 9/00 | | Other defensive or offensive arrangements | 13/00 | | Ammunition handling or storing | 3/00 | | SUBMARINES; AIRCRAFT CARRIERS | 8/00, 11/00 |
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| | B63H | MARINE PROPULSION OR STEERING (propulsion of air-cushion vehicles B60V 1/14; peculiar to submarines, other than nuclear propulsion, B63G; peculiar to torpedoes F42B 19/00) |
| | | | Subclass index | |
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| PROPULSIVE ELEMENTS; ARRANGEMENTS THEREOF | | Acting directly on water: elements; arrangements | 1/00, 3/00, 5/00 | | Arrangements of means acting directly on air | 7/00 | | Acted on by wind propulsive devices | 9/00 | | PARTICULAR MEANS | | by reaction; by muscle power; by anchored cable; wind motors driving water-engaging devices | 11/00, 16/00, 15/00, 13/00 | | Other | 19/00 | | OUTBOARD PROPULSION UNITS | 20/00 | | PROPULSION POWER PLANT | 21/00 | | TRANSMISSION FROM POWER PLANT TO PROPULSIVE ELEMENTS | 23/00 | | STEERING, DYNAMIC ANCHORING | 25/00 |
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| | B63J | AUXILIARIES ON VESSELS |
| | | Note(s) - In this subclass, the following term is used with the meaning indicated:
- "auxiliaries" means only apparatus specially arranged for rendering vessels, in general, habitable or operative, in so far as such apparatus is not specifically provided for in another subclass of class B63.
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