IPC Main Group
F26B 23/00 Heating arrangements
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- DRYING
- Subclass:
- DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
Filing statistics
IPC F26B 23/00 belongs to the parent subclass F26B, which recorded 305,945 patent applications worldwide between 2013 and 2023. Annual filings grew from 6,902 in 2013 to 43,839 in 2023 (+535%), peaking at 49,667 applications in 2020. The most active applicants in class F26 are LG ELECTRONICS (392 applications), TRUKING TECHNOLOGY (292 applications) and CHINESE ACADEMY OF SCIENCES (258 applications).
Source: EPO PATSTAT, worldwide filings
3 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- F26B 23/02 using combustion heating
- F26B 23/04 using electric heating
- F26B 23/1 using tubes or passages containing heated fluids
Top Applicants
Top 10 applicants by patent filingsfor class F26, 2013–2023, worldwide · Source: EPO PATSTAT
- LG ELECTRONICS KR 392
- TRUKING TECHNOLOGY 292
- CHINESE ACADEMY OF SCIENCES 258
- MENGZHOU YUANHONG DRYING EQUIPMENT RESEARCH AND DEVELOPMENT COMPANY 190
- HAIER SMART HOME 176
- SGCC(STATE GRID CORPORATION OF CHINA) 174
- LG ENERGY SOLUTION KR 166
- SCREEN HOLDINGS JP 162
- GREE ELECTRIC APPLIANCES 157
- SAMSUNG ELECTRONICS COMPANY KR 152