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DIFF Subgroup
B30B 9/06

co-operating with permeable casings or strainers

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Presses specially adapted for particular purposes > for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material > using press rams > co-operating with permeable casings or strainers

CPC:

Presses specially adapted for particular purposes > for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material (kitchen equipment A47J; filtering, e.g. straining solids from liquids, using presses in combination with filtering elements B01D; expelling water from textile fabrics or laundry D06C, D06F; drying F26 ) > using press rams > co-operating with permeable casings or strainers

Of 3 combined children, 0 exist in both systems.

3 codes are CPC-only extensions.

Child Classifications

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Top Applicants

Top Applicants (IPC)

Class B30,2013–2023, worldwide · Source: EPO PATSTAT

  1. HUECK RHEINISCHE DE 145
  2. WORLD PRECISE MACHINERY CO., LTD. (CHINA) 132
  3. FETTE COMPACTING DE 131
  4. AIDA ENGINEERING 119
  5. KORSCH DE 104
  6. LG ENERGY SOLUTION KR 103
  7. SIEMPELKAMP MASCHINEN- UND ANLAGENBAU & COMPANY DE 101
  8. AIDA ENGINEERING JP 98
  9. YANGZHOU FORGING MACHINE-TOOL COMPANY 95
  10. SCHULER PRESSEN & COMPANY DE 93

Top Applicants (CPC)

Class B30,2013–2023, worldwide · Source: EPO PATSTAT

  1. HUECK RHEINISCHE DE 192
  2. SIEMPELKAMP MASCHINEN- UND ANLAGENBAU & COMPANY DE 164
  3. FETTE COMPACTING DE 138
  4. PULPAC SE 136
  5. AIDA ENGINEERING JP 136
  6. DIEFFENBACHERMASCHINEN- UND ANLAGENBAU DE 131
  7. LG ENERGY SOLUTION KR 129
  8. AIDA ENGINEERING 105
  9. KORSCH DE 105
  10. JOHN DEERE US 105