of aluminium

of aluminium · 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 codeC08K2003/2227
Official title{of aluminium}
Display labelof aluminium
Total patents2,987

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
2015140
2016173
2017208
2018232
2019253
2020355
2021311
2022325
2023343
2024298
2025296
202653

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 C08K2003/2227?
CPC C08K2003/2227 is the Cooperative Patent Classification code for “of aluminium.”
How many patents are filed under CPC C08K2003/2227 (of aluminium)?
Our database includes 2,987 publications tagged with this CPC code.
Is patent activity under CPC C08K2003/2227 growing?
Publication counts under this code: 298 in 2024 vs 296 in 2025 (latest complete years).