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DIFF Subgroup
A47J 31/18

Apparatus in which ground coffee or tea-leaves are immersed in the hot liquid in the beverage container

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Apparatus for making beverages > Apparatus in which ground coffee or tea-leaves are immersed in the hot liquid in the beverage container

CPC:

Apparatus for making beverages (household machines or implements for straining foodstuffs A47J19/00; preparation of non-alcoholic beverages, e.g. by adding ingredients to fruit or vegetable juices, A23L2/00; coffee or tea pots A47G19/14; tea infusers A47G19/16; brewing of beer C12C; preparation of wine or other alcoholic beverages C12G) > Apparatus in which ground coffee or tea-leaves are immersed in the hot liquid in the beverage container

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

Child Classifications

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  • A47J 31/20 having immersible, e.g. rotatable, filters IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class A47,2013–2023, worldwide · Source: EPO PATSTAT

  1. ZHEJIANG SUPOR 13,571
  2. MIDEA 10,855
  3. JOYOUNG COMPANY 10,106
  4. FOSHAN SHUNDE MIDEA ELECTRICAL HEATING APPLIANCES MANUFACTURING COMPANY 9,846
  5. LG ELECTRONICS KR 7,657
  6. GREE ELECTRIC APPLIANCES 4,805
  7. GUANGDONG MIDEA ELECTRICAL APPLIANCE COMPANY 4,508
  8. NINGBO FOTILE KITCHENWARE COMPANY 4,300
  9. HAIER SMART HOME 3,964
  10. BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 3,910

Top Applicants (CPC)

Class A47,2013–2023, worldwide · Source: EPO PATSTAT

  1. LG ELECTRONICS KR 8,633
  2. BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 4,258
  3. SAMSUNG ELECTRONICS COMPANY KR 3,477
  4. MIDEA 3,257
  5. SEB FR 2,786
  6. FOSHAN SHUNDE MIDEA ELECTRICAL HEATING APPLIANCES MANUFACTURING COMPANY 2,614
  7. GREE ELECTRIC APPLIANCES 2,370
  8. VORWERK & CO. INTERHOLDING DE 2,248
  9. HAIER SMART HOME 2,169
  10. MIELE DE 2,019