DIFF Main Group
A24B 3/00 Preparing tobacco in the factory
Introduced: September 1968
IPC and CPC are identically structured here. All 10 subcodes exist in both systems.
3 shared codes have differing titles between IPC and CPC.
Child Classifications
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- A24B 3/04 Humidifying or drying tobacco bunches or cut tobacco (A24B3/12 takes precedence) IPC+CPC Available in IPC and CPC
- A24B 3/06 Loosening tobacco leaves or cut tobacco (A24B3/07 takes precedence) IPC+CPC Available in IPC and CPC
- A24B 3/14 Forming reconstituted tobacco products, e.g. wrapper materials, sheets, imitation leaves, rods, cakes; Forms of such products (delustering A24C1/40) IPC+CPC Available in IPC and CPC
- A24B 3/18 Other treatment of leaves, e.g. puffing, crimpling, cleaning +1 CPC IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class A24,2013–2023, worldwide · Source: EPO PATSTAT
- PHILIP MORRIS PRODUCTS CH 13,201
- NICOVENTURES TRADING GB 7,482
- KT & G CORPORATION KR 4,818
- JAPAN TOBACCO JP 4,636
- JT INTERNATIONAL CH 3,806
- CHINA TOBACCO YUNNAN INDUSTRIAL COMPANY 2,490
- CHINA TOBACCO HENAN INDUSTRIAL 2,453
- CHINA TOBACCO HUBEI INDUSTRIAL 2,344
- BRITISH AMERICAN TOBACCO (INVESTMENTS) GB 2,199
- SHENZHEN FIRST UNION TECHNOLOGY COMPANY 2,097
Top Applicants (CPC)
Class A24,2013–2023, worldwide · Source: EPO PATSTAT
- PHILIP MORRIS PRODUCTS CH 13,994
- NICOVENTURES TRADING GB 7,744
- KT & G CORPORATION KR 4,857
- JAPAN TOBACCO JP 4,561
- JT INTERNATIONAL CH 3,946
- BRITISH AMERICAN TOBACCO (INVESTMENTS) GB 2,374
- ALTRIA CLIENT SERVICES US 2,122
- RAI STRATEGIC HOLDINGS US 2,061
- NICOVENTURES TRADING 1,940
- PHILIP MORRIS PRODUCTS 1,855