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A
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HUMAN NECESSITIES
B
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PERFORMING OPERATIONSTRANSPORTING
B01
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SEPARATINGMIXING
B01
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PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B02
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CRUSHING, PULVERISING, OR DISINTEGRATINGPREPARATORY TREATMENT OF GRAIN FOR MILLING
B03
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SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGSMAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDSSEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS [5]
B04
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CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
B05
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SPRAYING OR ATOMISING IN GENERALAPPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL [2]
B06
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GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
B07
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SEPARATING SOLIDS FROM SOLIDSSORTING
B08
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CLEANING
B09
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DISPOSAL OF SOLID WASTERECLAMATION OF CONTAMINATED SOIL [3, 6]
B21
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SHAPING
B21
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MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIALPUNCHING METAL
B22
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CASTINGPOWDER METALLURGY
B23
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MACHINE TOOLSMETAL-WORKING NOT OTHERWISE PROVIDED FOR
B24
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GRINDINGPOLISHING
B25
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HAND TOOLSPORTABLE POWER-DRIVEN TOOLSHANDLES FOR HAND IMPLEMENTSWORKSHOP EQUIPMENTMANIPULATORS
B26
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HAND CUTTING TOOLSCUTTINGSEVERING
B27
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WORKING OR PRESERVING WOOD OR SIMILAR MATERIALNAILING OR STAPLING MACHINES IN GENERAL
B28
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WORKING CEMENT, CLAY, OR STONE
B29
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WORKING OF PLASTICSWORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B30
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PRESSES
B31
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MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPERWORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B32
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LAYERED PRODUCTS
B33
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ADDITIVE MANUFACTURING TECHNOLOGY [2015.01]
B41
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PRINTING
B41
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PRINTINGLINING MACHINESTYPEWRITERSSTAMPS [4]
B42
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BOOKBINDINGALBUMSFILESSPECIAL PRINTED MATTER
B43
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WRITING OR DRAWING IMPLEMENTSBUREAU ACCESSORIES
B44
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DECORATIVE ARTS
B60
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TRANSPORTING
B60
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VEHICLES IN GENERAL
B61
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RAILWAYS
B62
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LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
B63
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SHIPS OR OTHER WATERBORNE VESSELSRELATED EQUIPMENT
B63B
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SHIPS OR OTHER WATERBORNE VESSELSEQUIPMENT 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]
B63C
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LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELSLIFE-SAVING IN WATEREQUIPMENT FOR DWELLING OR WORKING UNDER WATERMEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS (floating nets, floating slipways, or the like for recovering aircraft from the water B63B 35/52)
B63G
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OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELSMINE-LAYINGMINE-SWEEPINGSUBMARINESAIRCRAFT CARRIERS (means of attack or defence in general, e.g. turrets, F41H)
B63H
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MARINE PROPULSION OR STEERING (propulsion of air-cushion vehicles B60V 1/14; specially adapted for submarines, other than nuclear propulsion, B63G;  specially adapted for torpedoes F42B 19/00)
B63H 1/00
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Propulsive elements directly acting on water (jet propulsion B63H 11/00) [1, 2006.01]
B63H 3/00
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Propeller-blade pitch changing [1, 2006.01]
B63H 5/00
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Arrangements on vessels of propulsion elements directly acting on water [1, 2006.01]
B63H 7/00
Propulsion using air or wind [2020.01]
B63H 7/00
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Propulsion directly actuated on air (jet propulsion B63H 11/00) [1, 2006.01]
B63H 8/00
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Sail or rigging arrangements specially adapted for water sports boards, e.g. for windsurfing or kitesurfing [2020.01]
B63H 9/00
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Marine propulsion provided directly by wind power (wind-motors driving underwater propulsive elements B63H 13/00) [1, 2006.01]
B63H 9/02
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using Magnus effect [1, 2006.01]
B63H 9/04
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using sails or like wind-catching surfaces  (sail or rigging arrangements specially adapted for water sports boards, e.g. for windsurfing or kitesurfing B63H 8/00) [1, 2006.01, 2020.01]
B63H 9/06
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. . Types of sailConstructional features of sailsArrangements thereof on vessels [1, 2006.01, 2020.01]
B63H 9/061
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. . . Rigid sailsAerofoil sails [2020.01]
B63H 9/065
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. . . Battens (for water sports board sails B63H 8/40) [2020.01]
B63H 9/067
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. . . Sails characterised by their construction or manufacturing process [2020.01]
B63H 9/068
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. . . Sails pivotally mounted at mast tip [2020.01]
B63H 9/069
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. . . Kite-sails for vessels [2020.01]
B63H 9/071
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. . . . for use in combination with other propulsion means, e.g. for improved fuel economy [2020.01]
B63H 9/072
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. . . . Control arrangements, e.g. for launching or recovery [2020.01]
B63H 9/08
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. . Connections of sails to masts, spars, or the like [1, 2006.01]
B63H 9/10
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. . . SparsRunning rigging, e.g. reefing equipment (staying of masts B63B 15/02) [1, 2006.01]
B63H 11/00
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Marine propulsion by water jets [1, 2006.01]
B63H 13/00
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Marine propulsion by wind motors driving water-engaging propulsive elements [1, 2006.01]
B63H 15/00

B63H 15/00
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Marine propulsion by use of vessel-mounted driving mechanisms co-operating with anchored chains or the like [1, 2006.01]
B63H 16/00
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Marine propulsion by muscle power [1, 2006.01]
B63H 19/00
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Marine propulsion not otherwise provided for [1, 2006.01]
B63H 20/00
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Outboard propulsion units, e.g. outboard motors or Z-drivesArrangements thereof on vessels [6, 2006.01]
B63H 21/00
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Use of propulsion power plant or units on vessels [1, 6, 2006.01]
B63H 23/00
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Transmitting power from propulsion power plant to propulsive elements (adaptation of transmission to allow adjustment in direction of propellers B63H 5/125;  transmission between wind motors and propulsive elements B63H 13/00, in outboard propulsion units B63H 20/14;  adaptation of transmission to allow adjustment of location of propellers B63H 20/08) [1, 2006.01]
B63H 25/00
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SteeringSlowing-down otherwise than by use of propulsive elements (using movably-installed outboard propulsion units B63H 20/00)Dynamic anchoring, i.e. positioning vessels by means of main or auxiliary propulsive elements [1, 2006.01]
B63J
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AUXILIARIES ON VESSELS
B64
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AIRCRAFTAVIATIONCOSMONAUTICS
B65
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CONVEYINGPACKINGSTORINGHANDLING THIN OR FILAMENTARY MATERIAL
B66
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HOISTINGLIFTINGHAULING
B67
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OPENING OR CLOSING BOTTLES, JARS OR SIMILAR CONTAINERSLIQUID HANDLING
B68
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SADDLERYUPHOLSTERY
B81
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MICROSTRUCTURAL TECHNOLOGYNANOTECHNOLOGY
B81
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MICROSTRUCTURAL TECHNOLOGY [7]
B82
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NANOTECHNOLOGY [7]
B99
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SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION [2006.01]
C
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CHEMISTRYMETALLURGY
D
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TEXTILESPAPER
E
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FIXED CONSTRUCTIONS
F
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MECHANICAL ENGINEERINGLIGHTINGHEATINGWEAPONSBLASTING
G
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PHYSICS
H
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ELECTRICITY

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