by wave energy or particle radiation (C23C14/32 - C23C14/48 take precedence)

by wave energy or particle radiation (C23C14/32 - C23C14/48 take precedence) · 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 codeC23C14/28
Official titleby wave energy or particle radiation (C23C14/32 - C23C14/48 take precedence)
Display labelby wave energy or particle radiation (C23C14/32 - C23C14/48 take precedence)
Total patents469

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
201525
201627
201749
201835
201950
202058
202143
202243
202343
202450
202539
20267

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 C23C14/28?
CPC C23C14/28 is the Cooperative Patent Classification code for “by wave energy or particle radiation (C23C14/32 - C23C14/48 take precedence).”
How many patents are filed under CPC C23C14/28 (by wave energy or particle radiation (C23C14/32 - C23C14/48 take precedence))?
Our database includes 469 publications tagged with this CPC code.
Is patent activity under CPC C23C14/28 growing?
Publication counts under this code: 50 in 2024 vs 39 in 2025 (latest complete years).