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PCE
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DIFF Main Group
F25D 17/00

Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces

Introduced: September 1968

Of 3 combined children, 2 exist in both systems.

1 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • F25D 17/005 CPC only CPC only
  • F25D 17/02 for circulating liquids, e.g. brine IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class F25,2013–2023, worldwide · Source: EPO PATSTAT

  1. HAIER SMART HOME 13,215
  2. LG ELECTRONICS KR 8,561
  3. MIDEA 7,315
  4. GREE ELECTRIC APPLIANCES 6,041
  5. HEFEI MIDEA REFRIGERATOR COMPANY 5,211
  6. MITSUBISHI ELECTRIC CORPORATION JP 4,905
  7. HEFEI HUALING COMPANY 4,633
  8. BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 3,697
  9. QINGDAO HAIER INTELLIGENT TECHNOLOGY RESEARCH ANDDEVELOPMENT COMPANY 3,376
  10. HAIER SMART HOME CN 3,265

Top Applicants (CPC)

Class F25,2013–2023, worldwide · Source: EPO PATSTAT

  1. LG ELECTRONICS KR 9,415
  2. HAIER SMART HOME 8,015
  3. MITSUBISHI ELECTRIC CORPORATION JP 5,758
  4. BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 3,827
  5. MIDEA 3,769
  6. GREE ELECTRIC APPLIANCES 3,417
  7. HAIER SMART HOME CN 3,403
  8. SAMSUNG ELECTRONICS COMPANY KR 3,329
  9. DAIKIN INDUSTRIES JP 2,908
  10. HEFEI MIDEA REFRIGERATOR COMPANY 2,186