IPC Classification

Class code (prefix) Descriptions Number of results
B29L 1/00 Articles provided with screw threads
B29L 5/00 Elements of slide fasteners
B29L 7/00 Flat articles, e.g. films or sheets
B29L 9/00 Layered products
B29L 11/00 Optical elements, e.g. lenses, prisms
B29L 12/00 Frames
B29L 15/00 Gear wheels or similar articles with grooves or projections, e.g. control knobs
B29L 16/00 Articles with corrugations
B29L 17/00 Carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records
B29L 19/00 Buttons or semi-finished parts of buttons
B29L 21/00 Hair combs or similar toothed or slotted articles
B29L 22/00 Hollow articles
B29L 22/02 Inflatable articles
B29L 23/00 Tubular articles
B29L 23/14 Cigar or cigarette holders
B29L 23/18 Pleated hoses
B29L 23/20 Flexible squeeze tubes, e.g. for cosmetics
B29L 23/24 Endless tubes, e.g. inner tubes for pneumatic tyres
B29L 24/00 Articles with hollow walls
B29L 25/00 Frameless domes
B29L 28/00 Nets or the like
B29L 29/00 Belts or bands
B29L 30/00 Pneumatic or solid tyres or parts thereof
B29L 31/00 Other particular articles
B29L 31/04 Bearings
B29L 31/06 Rods, e.g. connecting rods
B29L 31/08 Blades for rotors, stators, fans, turbines or the like, e.g. screw propellers
B29L 31/10 Building elements, e.g. bricks, blocks, tiles, panels, posts, beams
B29L 31/12 Chains
B29L 31/14 Filters, sieves or screens
B29L 31/16 Frictional elements, e.g. brake or clutch linings
B29L 31/18 Heat-exchangers or parts thereof
B29L 31/20 Fuel-blocks, e.g. nuclear fuel elements
B29L 31/22 Hinges
B29L 31/24 Pipe joints or couplings
B29L 31/26 Sealing devices, e.g. packaging for pistons or pipe joints
B29L 31/28 Tools, e.g. cutlery
B29L 31/30 Vehicles, e.g. ships or aircraft, or body parts thereof
B29L 31/32 Wheels, pinions, pulleys, castors or rollers
B29L 31/34 Electrical apparatus, e.g. sparking plugs or parts thereof
B29L 31/36 Plugs, connectors, or parts thereof
B29L 31/38 Loudspeaker cones; Acoustic diaphragms
B29L 31/40 Test specimens
B29L 31/42 Brushes
B29L 31/44 Furniture or parts thereof
B29L 31/46 Knobs or handles
B29L 31/48 Wearing apparel
B29L 31/50 Footwear, e.g. shoes or parts thereof
B29L 31/52 Sports equipment; Toys
B29L 31/54 Balls
B29L 31/56 Stoppers or lids for bottles, jars, or the like
B29L 31/58 Upholstery or cushions, e.g. vehicle upholstery or interior padding
B29L 31/60 Multitubular or multicompartmented articles, e.g. honeycomb