IPC Classification

Class code (prefix) Descriptions Number of results
A24B 1/00 Preparation of tobacco on the plantation
A24B 1/02 Arrangements in barns for preparatory treatment of the tobacco, e.g. with devices for drying
A24B 1/04 Sifting, sorting, cleaning or removing impurities from tobacco
A24B 1/06 Stringing tobacco leaves
A24B 1/08 Suspending devices for tobacco leaves
A24B 1/10 Packing or pressing tobacco
A24B 3/00 Preparing tobacco in the factory
A24B 3/02 Humidifying packed raw tobacco
A24B 3/04 Humidifying or drying tobacco bunches or cut tobacco
A24B 3/06 Loosening tobacco leaves or cut tobacco
A24B 3/07 Cutting or removing tie leaves; Cutting-off stem butts
A24B 3/08 Blending tobacco
A24B 3/10 Roasting or cooling tobacco
A24B 3/12 Steaming, curing, or flavouring tobacco
A24B 3/14 Forming reconstituted tobacco products, e.g. wrapper materials, sheets, imitation leaves, rods, cakes; Forms of such products
A24B 3/16 Classifying or aligning leaves
A24B 3/18 Other treatment of leaves, e.g. puffing, crimpling, cleaning
A24B 5/00 Stripping tobacco; Treatment of stems or ribs
A24B 5/02 Stripping tobacco; Treatment of stems or ribs by plucking out the stem
A24B 5/04 Stripping tobacco; Treatment of stems or ribs by cutting out the stem
A24B 5/06 Stripping tobacco; Treatment of stems or ribs by stripping leaf-parts from the stem
A24B 5/08 Stripping tobacco; Treatment of stems or ribs by cutting-off, shaving off, pressing flat the thick parts of stems or ribs
A24B 5/10 Stripping tobacco; Treatment of stems or ribs by crushing the leaves with subsequent separating
A24B 5/12 Auxiliary devices for stripping
A24B 5/14 Flattening machines for leaves or stems
A24B 5/16 Other treatment of stems or ribs, e.g. bending, chopping, incising
A24B 7/00 Cutting tobacco
A24B 7/02 Cutting tobacco by machines with reciprocating knives
A24B 7/04 Cutting tobacco by machines with revolving knives
A24B 7/06 Cutting tobacco by machines with revolving knives with two co-operating sets of knife discs
A24B 7/08 Cutting tobacco by machines with revolving knives with several knives which act one after the other
A24B 7/10 Cutting tobacco by machines with revolving knives with several knives which act one after the other with cutter axes parallel to the feeding direction
A24B 7/12 Cutting tobacco by machines with revolving knives with several knives which act one after the other with cutter axes transverse to the feeding direction
A24B 7/14 Feeding or control devices for tobacco-cutting apparatus
A24B 9/00 Control of the moisture content of tobacco products, e.g. cigars, cigarettes, pipe tobacco
A24B 11/00 Tobacco-twisting machines
A24B 13/00 Tobacco for pipes, for cigars, e.g. cigar inserts, or for cigarettes; Chewing tobacco; Snuff
A24B 13/02 Flakes or shreds of tobacco
A24B 15/00 Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
A24B 15/10 Chemical features of tobacco products or tobacco substitutes
A24B 15/12 Chemical features of tobacco products or tobacco substitutes of reconstituted tobacco
A24B 15/14 Chemical features of tobacco products or tobacco substitutes of reconstituted tobacco made of tobacco and a binding agent not derived from tobacco
A24B 15/16 Chemical features of tobacco products or tobacco substitutes of tobacco substitutes
A24B 15/18 Treatment of tobacco products or tobacco substitutes
A24B 15/20 Biochemical treatment
A24B 15/22 Treatment of tobacco products or tobacco substitutes by application of electric or wave energy or particle radiation
A24B 15/24 Treatment of tobacco products or tobacco substitutes by extraction; Tobacco extracts
A24B 15/26 Use of organic solvents for extraction
A24B 15/28 Treatment of tobacco products or tobacco substitutes by chemical substances
A24B 15/30 Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances
A24B 15/32 Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances by acyclic compounds
A24B 15/34 Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances containing a carbocyclic ring other than a six-membered aromatic ring
A24B 15/36 Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances containing a heterocyclic ring
A24B 15/38 Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances containing a heterocyclic ring having only nitrogen as hetero-atoms
A24B 15/40 Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances containing a heterocyclic ring having only oxygen or sulfur as hetero-atoms
A24B 15/42 Treatment of tobacco products or tobacco substitutes by chemical substances by organic and inorganic substances
A24B 15/167 Chemical features of tobacco products or tobacco substitutes of tobacco substitutes in liquid or vaporisable form, e.g. liquid compositions for electronic cigarettes