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PCE
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DIFF Subgroup
A24F 9/04

Cleaning devices for pipes (combined with pipes A24F3/02)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Cleaning devices for pipes

CPC: Cleaning devices for pipes (combined with pipes A24F3/02)

Full Title

Full titles differ between systems:

IPC:

Accessories for smokers' pipes > Cleaning devices for pipes

CPC:

Accessories for smokers' pipes > Cleaning devices for pipes (combined with pipes A24F3/02)

IPC and CPC are identically structured here. All 4 subcodes exist in both systems.

Child Classifications

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  • A24F 9/06 for stems, e.g. brushes, needles, strings IPC+CPC Available in IPC and CPC
  • A24F 9/08 Cleaning-sets IPC+CPC Available in IPC and CPC
  • A24F 9/10 for bowls, e.g. scrapers, bowl-cleaners with cutting-teeth IPC+CPC Available in IPC and CPC
  • A24F 9/12 Devices for cleaning tobacco pipes by steam, air, or water IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

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

Top Applicants (CPC)

Class A24,2013–2023, worldwide · Source: EPO PATSTAT

  1. PHILIP MORRIS PRODUCTS CH 13,994
  2. NICOVENTURES TRADING GB 7,744
  3. KT & G CORPORATION KR 4,857
  4. JAPAN TOBACCO JP 4,561
  5. JT INTERNATIONAL CH 3,946
  6. BRITISH AMERICAN TOBACCO (INVESTMENTS) GB 2,374
  7. ALTRIA CLIENT SERVICES US 2,122
  8. RAI STRATEGIC HOLDINGS US 2,061
  9. NICOVENTURES TRADING 1,940
  10. PHILIP MORRIS PRODUCTS 1,855