CPC Main Group
A24D 3/00 Tobacco smoke filters, e.g. filter tips or filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces of cigars or cigarettes
Filing statistics
CPC A24D 3/00 belongs to the parent subclass A24D, which recorded 31,589 patent applications worldwide between 2013 and 2023. Annual filings grew from 1,932 in 2013 to 2,724 in 2023 (+41%), peaking at 3,992 applications in 2020. The most active applicants in class A24 are PHILIP MORRIS PRODUCTS (13,994 applications), NICOVENTURES TRADING (7,744 applications) and KT & G CORPORATION (4,857 applications).
Source: EPO PATSTAT, worldwide filings
5 direct subcodes
Child Classifications
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- A24D 3/02 Manufacture of tobacco smoke filters
- A24D 3/04 Tobacco smoke filters characterised by their shape or structure
- A24D 3/06 Use of materials for tobacco smoke filters
- A24D 3/17 Filters specially adapted for simulated smoking devices
- A24D 3/18 Mouthpieces of cigars or cigarettes; Manufacture thereof (manufacture of tobacco smoke filters A24D3/02)
Top Applicants
Top 10 applicants by patent filingsfor 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