H01M 50/233 characterised by physical properties of casings or racks, e.g. dimensions
Introduced: January 2021
Full Title
Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells > Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders > characterised by physical properties of casings or racks, e.g. dimensions
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
Filing statistics
IPC H01M 50/233 belongs to the parent subclass H01M, which recorded 862,000 patent applications worldwide between 2013 and 2023. Annual filings grew from 44,284 in 2013 to 137,515 in 2023 (+211%). The most active applicants in class H01 are TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY (43,574 applications), SAMSUNG ELECTRONICS COMPANY (42,206 applications) and LG CHEM (21,383 applications).
Source: EPO PATSTAT, worldwide filings
4 direct subcodes
Child Classifications
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- H01M 50/236 Hardness
- H01M 50/238 Flexibility or foldability
- H01M 50/24 adapted for protecting batteries from their environment, e.g. from corrosion
- H01M 50/242 adapted for protecting batteries against vibrations, collision impact or swelling
Top Applicants
Top 10 applicants by patent filingsfor class H01, 2013–2023, worldwide · Source: EPO PATSTAT
- TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 43,574
- SAMSUNG ELECTRONICS COMPANY KR 42,206
- LG CHEM KR 21,383
- APPLIED MATERIALS US 20,441
- LG ENERGY SOLUTION KR 20,279
- SAMSUNG DISPLAY KR 19,725
- CHINESE ACADEMY OF SCIENCES 19,400
- TOYOTA MOTOR CORPORATION 18,819
- SGCC(STATE GRID CORPORATION OF CHINA) 18,082
- TOKYO ELECTRON JP 17,634