CPC Subgroup
A62D 3/17 to electromagnetic radiation, e.g. emitted by a laser
Full Title
Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances (consuming noxious gases by combustion F23G7/06) > by subjecting to electric or wave energy or particle or ionizing radiation > to electromagnetic radiation, e.g. emitted by a laser
4 direct subcodes
Child Classifications
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- A62D 3/172 Gamma rays, i.e. radiation having a wavelength of about 0.003nm to 0.03 nm
- A62D 3/174 X-rays, i.e. radiation having a wavelength of about 0.03nm to 3nm
- A62D 3/176 Ultraviolet radiations, i.e. radiation having a wavelength of about 3nm to 400nm
- A62D 3/178 Microwave radiations, i.e. radiation having a wavelength of about 0.3 cm to 30cm
Top Applicants
Top 10 applicants by patent filingsfor class A62, 2013–2023, worldwide · Source: EPO PATSTAT
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 1,384
- TYCO FIRE PRODUCTS US 962
- SGCC(STATE GRID CORPORATION OF CHINA) 662
- LG ENERGY SOLUTION KR 519
- HONEYWELL INTERNATIONAL US 427
- DRAEGER SAFETY AG & CO. KGAA DE 332
- VICTAULIC COMPANY US 294
- HILTI LI 265
- KIDDE TECHNOLOGIES US 245
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) 240