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IPC Main Group
A24B 3/00

Preparing tobacco in the factory

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:
HUMAN NECESSITIES
Class:
TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
Subclass:
MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF

Related Keywords

HUMIDIFYING tobaccoMOISTENING of tobaccotreating STEMS of tobacco leaves

10 direct subcodes

Child Classifications

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  • 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 3/1 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

Top Applicants

Top 10 applicants by patent filingsfor class A24, 2013–2023, worldwide · Source: EPO PATSTAT

  1. PHILIP MORRIS PRODUCTS CH 13,201
  2. NICOVENTURES TRADING GB 7,482
  3. KT & G CORPORATION KR 4,818
  4. JAPAN TOBACCO JP 4,636
  5. JT INTERNATIONAL CH 3,806
  6. CHINA TOBACCO YUNNAN INDUSTRIAL COMPANY 2,490
  7. CHINA TOBACCO HENAN INDUSTRIAL 2,453
  8. CHINA TOBACCO HUBEI INDUSTRIAL 2,344
  9. BRITISH AMERICAN TOBACCO (INVESTMENTS) GB 2,199
  10. SHENZHEN FIRST UNION TECHNOLOGY COMPANY 2,097