IPC Main Group
F25D 23/00 General constructional features
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION OR SOLIDIFICATION OF GASES
- Subclass:
- REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
5 direct subcodes
Child Classifications
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- F25D 23/02 Doors; Covers
- F25D 23/06 Walls
- F25D 23/08 Parts formed wholly or mainly of plastics materials
- F25D 23/1 Arrangements for mounting in particular locations, e.g. for built-in type, for corner type
- F25D 23/12 Arrangements of compartments additional to cooling compartments; Combinations of refrigerators with other equipment, e.g. stove
Top Applicants
Top 10 applicants by patent filingsfor class F25, 2013–2023, worldwide · Source: EPO PATSTAT
- HAIER SMART HOME 13,215
- LG ELECTRONICS KR 8,561
- MIDEA 7,315
- GREE ELECTRIC APPLIANCES 6,041
- HEFEI MIDEA REFRIGERATOR COMPANY 5,211
- MITSUBISHI ELECTRIC CORPORATION JP 4,905
- HEFEI HUALING COMPANY 4,633
- BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 3,697
- QINGDAO HAIER INTELLIGENT TECHNOLOGY RESEARCH ANDDEVELOPMENT COMPANY 3,376
- HAIER SMART HOME CN 3,265