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PCE
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DIFF Subgroup
B05D 5/08

to obtain an anti-friction or anti-adhesive surface (rendering particulate materials free-flowing in general, e.g. making them hydrophobic B01J2/30)

Introduced: July 1974

Title

Titles differ between systems:

IPC: to obtain an anti-friction or anti-adhesive surface

CPC: to obtain an anti-friction or anti-adhesive surface (rendering particulate materials free-flowing in general, e.g. making them hydrophobic B01J2/30)

Full Title

Full titles differ between systems:

IPC:

Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures > to obtain an anti-friction or anti-adhesive surface

CPC:

Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures > to obtain an anti-friction or anti-adhesive surface (rendering particulate materials free-flowing in general, e.g. making them hydrophobic B01J2/30)

Additional Content IPC

Rendering particulate materials free-flowing in general, e.g. making them hydrophobic

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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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