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DIFF Main Group
B05C 19/00

Apparatus specially adapted for applying particulate materials to surfaces

Introduced: July 1974

Of 6 combined children, 3 exist in both systems.

3 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1974.

Child Classifications

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  • B05C 19/008 CPC only CPC only
  • B05C 19/04 the particulate material being projected, poured or allowed to flow onto the surface of the work (B05C19/02 takes precedence; involving spraying or electrostatic projection B05B ) since 1990 IPC+CPC Available in IPC and CPC
  • B05C 19/06 Storage, supply or control of the application of particulate material; Recovery of excess particulate material since 1990 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B05,2013–2023, worldwide · Source: EPO PATSTAT

  1. DUERR SYSTEMS DE 1,073
  2. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 941
  3. TOKYO ELECTRON JP 825
  4. YOSHINO KOGYOSHO COMPANY 780
  5. APTAR FRANCE FR 723
  6. NORDSON CORPORATION US 704
  7. LG ENERGY SOLUTION KR 606
  8. GRACO MINNESOTA US 604
  9. SCREEN HOLDINGS JP 592
  10. BOEING COMPANY US 516

Top Applicants (CPC)

Class B05,2013–2023, worldwide · Source: EPO PATSTAT

  1. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 1,265
  2. DUERR SYSTEMS DE 1,191
  3. TOKYO ELECTRON JP 1,157
  4. BASF COATINGS (BADISCHE ANILIN & SODA FABRIK COATINGS) DE 972
  5. APTAR FRANCE FR 848
  6. PPG INDUSTRIES OHIO US 838
  7. P&G (PROCTER & GAMBLE COMPANY) US 763
  8. NORDSON CORPORATION US 761
  9. LG CHEM KR 695
  10. GRACO MINNESOTA US 691