using irradiation by energy or particles

using irradiation by energy or particles · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeC23C16/047
Official title{using irradiation by energy or particles}
Display labelusing irradiation by energy or particles
Total patents195

Filing trend

Year-over-year patent counts classified under this CPC code.

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
201517
201611
201714
201814
201915
202021
202122
202219
202320
202417
202519
20266

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC C23C16/047?
CPC C23C16/047 is the Cooperative Patent Classification code for “using irradiation by energy or particles.”
How many patents are filed under CPC C23C16/047 (using irradiation by energy or particles)?
Our database includes 195 publications tagged with this CPC code.
Is patent activity under CPC C23C16/047 growing?
Publication counts under this code: 17 in 2024 vs 19 in 2025 (latest complete years).