CPC Definition - Subclass A24B

Last Updated Version: 2022.01
MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
Definition statement

This place covers:

  • Manufacture or preparation of tobacco for smoking or chewing
  • Tobacco
  • Snuff
Preparation of tobacco on the plantation
Definition statement

This place covers:

Preparation of harvested tobacco on the plantation.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Harvesters for tobacco

A01D 45/16

Sifting, sorting, cleaning or removing impurities from tobacco
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Purifying by sifting or sorting in general

B07B

Preparing tobacco in the factory
Definition statement

This place covers:

Primary treatment and preparation of the tobacco in the factory.

Humidifying packed raw tobacco
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Containers for packaging contents in moist condition

B65D 81/22

Forming reconstituted tobacco products, e.g. wrapper materials, sheets, imitation leaves, rods, cakes; Forms of such products (delustering A24C 1/40)
References
Limiting references

This place does not cover:

Delustering

A24C 1/40

Informative references

Attention is drawn to the following places, which may be of interest for search:

Tobacco or cigarette paper

D21H

{Puffing}
Glossary of terms

In this place, the following terms or expressions are used with the meaning indicated:

Puffing

expanding tobacco

Stripping tobacco; Treatment of stems or ribs
Definition statement

This place covers:

Separation of the tobacco lamina from the stem or rib.

Glossary of terms

In this place, the following terms or expressions are used with the meaning indicated:

Stem

the main vein of the tobacco leaf

Leaf part or lamina

the leaf blade, leaf tissue that has been separated from the midrib or stem

Cutting tobacco
Definition statement

This place covers:

Cutting tobacco material, e.g. for forming the filler of a cigarette rod.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Hand-cutting tools

B26B

Slicing in general

B26D 1/00, B26D 3/00

Control of the moisture content of tobacco products, e.g. cigars, cigarettes, pipe tobacco ({final drying of cigars A24C 1/383, of cigarettes A24C 5/603}; devices for use by the smoker for controlling the moisture content of tobacco products A24F 25/00)
Definition statement

This place covers:

Control of the moisture content of the tobacco products (in the factory).

References
Limiting references

This place does not cover:

Devices for use by the smokers for controlling the moisture content of tobacco products

A24F 25/00

Informative references

Attention is drawn to the following places, which may be of interest for search:

Final drying of cigars

A24C 1/383

Final drying of cigarettes

A24C 5/603

Tobacco-twisting machines
Definition statement

This place covers:

Machines for making twist or spun tobacco.

Tobacco for pipes, for cigars, e.g. cigar inserts, or for cigarettes; Chewing tobacco; Snuff (reconstituted tobacco products A24B 3/14)
Definition statement

This place covers:

Tobacco per se, for pipes, cigars or cigarettes.

Chewing tobacco

Snuff

References
Limiting references

This place does not cover:

Reconstituted tobacco products

A24B 3/14

Informative references

Attention is drawn to the following places, which may be of interest for search:

Mechanical treatment

A24B 3/00 - A24B 11/00

Chemical features or treatment of tobacco

A24B 15/00

Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form (A24B 3/00 takes precedence)
Definition statement

This place covers:

Chemical features of tobacco, smoking or smokeless tobacco as well as reconstituted tobacco, including chemical treatments, modifying tobacco by chemical agents, e.g. flavourants. This main group also includes biochemical treatments of tobacco and physical treatments such as wave energy, irradiation and electrical treatments.

References
Limiting references

This place does not cover:

Preparing tobacco in the factory, e.g. steaming, drying, curing, puffing, thermal treatments

A24B 3/00

Informative references

Attention is drawn to the following places, which may be of interest for search:

Selection of materials, other than tobacco, suitable for smoking

A24D 1/18

Simulated smoking devices, e.g. imitation cigarettes with chemical heating means

A24F 42/10

Medicinal preparations containing nicotine

A61K 31/465

Essential oils per se

C11B 9/00

Special rules of classification

Chemical features of cigarette wrappers, including indirect addition of an additive in the wrapper or tipping paper are classified in A24D 1/02.

Glossary of terms

In this place, the following terms or expressions are used with the meaning indicated:

Organic solvent

Carbon containing solvent except carbon dioxide.

Tobacco substitute

This definition encompasses both non-tobacco plants suitable for smoking or as replacer for cigarette and substitute of cigarettes comprising tobacco extracts, e.g. flavours and possibly nicotine

of tobacco substitutes
Definition statement

This place covers:

Tobacco substitutes, this group contains both non-tobacco plants suitable for smoking or as replacer for cigarette and substitute of cigarettes comprising tobacco extracts, e.g. flavours and possibly nicotine.

{comprising as heat source a carbon fuel or an oxidized or thermally degraded carbonaceous fuel, e.g. carbohydrates, cellulosic material}
Special rules of classification

Tobacco substitutes comprising as heat source a carbon fuel or an oxydized or thermally degraded carbonaceous fuel, e.g. carbohydrates, cellulosic material. Documents are classified here when the invention concerns chemical aspect of the carbonaceous fuel element, the aerosol generating element or the envelope (special wrappers).

{sterilization, preservation or biological decontamination}
Special rules of classification

Sterilization, preservation or biological decontamination by any means, e.g. by heating, by chemical, physical, or biological treatment.

{by inorganic substances only}
Special rules of classification

Treatment of tobacco by inorganic chemical substances only.