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DIFF Subgroup
B05C 11/02

Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface (B05C7/00 takes precedence; Hand tools for such purposes B05C17/10); Control of the thickness of a coating (controlling supply of liquid or other fluent material B05C11/10)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface; Control of the thickness of a coating

CPC: Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface (B05C7/00 takes precedence; Hand tools for such purposes B05C17/10); Control of the thickness of a coating (controlling supply of liquid or other fluent material B05C11/10)

Full Title

Full titles differ between systems:

IPC:

Component parts, details or accessories not specifically provided for in groups > Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface; Control of the thickness of a coating

CPC:

Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00 (means for manipulating or holding work B05C13/00; enclosures for apparatus, booths B05C15/00; spray booths B05B16/00) > Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface (B05C7/00 takes precedence; Hand tools for such purposes B05C17/10); Control of the thickness of a coating (controlling supply of liquid or other fluent material B05C11/10)

Of 5 combined children, 3 exist in both systems.

2 codes are CPC-only extensions.

Child Classifications

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  • B05C 11/021 CPC only CPC only
  • B05C 11/06 with a blast of gas or vapour IPC+CPC Available in IPC and CPC
  • B05C 11/08 Spreading liquid or other fluent material by manipulating the work, e.g. tilting 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