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CPC Subclass Not Allocatable
A47K

SANITARY EQUIPMENT; ACCESSORIES THEREFOR, e.g. TOILET ACCESSORIES

Description

A47K encompasses sanitary equipment and related fixtures designed for personal hygiene and sanitation purposes, primarily for bathroom and toilet facilities. This subclass covers items such as toilet seats, bidets, urinals, washbasins, towel racks, soap dispensers, and similar accessories intended for residential, commercial, or institutional use. The classification includes both fixed installations and portable sanitary devices, as well as hardware and mounting systems for these fixtures. Adjacent classes distinguish sanitary plumbing systems (A47L for cleaning appliances) and specialized medical or laboratory equipment, which are covered elsewhere in the IPC hierarchy.

Filing statistics

CPC subclass A47K recorded 49,317 patent applications worldwide between 2013 and 2023. Annual filings declined from 3,641 in 2013 to 2,717 in 2023 (-25%), peaking at 5,886 applications in 2017. The most active applicants in class A47 are LG ELECTRONICS (8,633 applications), BSH (BOSCH UND SIEMENS HAUSGERAETE) (4,258 applications) and SAMSUNG ELECTRONICS COMPANY (3,477 applications).

Source: EPO PATSTAT, worldwide filings

11 direct subcodes

Child Classifications

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  • A47K 2210/00 Combinations of water taps, soap dispensers and hand dryers
  • A47K 4/00 Combinations of baths, showers, sinks, wash-basins, closets, or urinals, not covered by a single other group of this subclass

Top Applicants

Top 10 applicants by patent filingsfor 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