DIFF Subgroup
A24F 9/06 for stems, e.g. brushes, needles, strings
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Accessories for smokers' pipes > Cleaning devices for pipes > for stems, e.g. brushes, needles, strings
CPC:
Accessories for smokers' pipes > Cleaning devices for pipes (combined with pipes A24F3/02) > for stems, e.g. brushes, needles, strings
No child classifications to compare. This is a leaf node in both 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