Aluminium or alloys of aluminium

Aluminium or alloys of aluminium · Cooperative Patent Classification (CPC)

Separating, mixing, shaping, printing, and transporting materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeB29C66/7422
Official title{Aluminium or alloys of aluminium}
Display labelAluminium or alloys of aluminium
Total patents298

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
201526
201634
201726
201832
201931
202037
202123
202222
202322
202418
202520
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 B29C66/7422?
CPC B29C66/7422 is the Cooperative Patent Classification code for “Aluminium or alloys of aluminium.”
How many patents are filed under CPC B29C66/7422 (Aluminium or alloys of aluminium)?
Our database includes 298 publications tagged with this CPC code.
Is patent activity under CPC B29C66/7422 growing?
Publication counts under this code: 18 in 2024 vs 20 in 2025 (latest complete years).