predominantly of special steel or specially treated steel, e.g. stainless steel or locally surface hardened steel

predominantly of special steel or specially treated steel, e.g. stainless steel or locally surface hardened steel · 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 codeB62D29/007
Official title{predominantly of special steel or specially treated steel, e.g. stainless steel or locally surface hardened steel}
Display labelpredominantly of special steel or specially treated steel, e.g. stainless steel or locally surface hardened steel
Total patents554

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
201532
201626
201762
201895
201973
202057
202138
202237
202347
202444
202534
20269

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 B62D29/007?
CPC B62D29/007 is the Cooperative Patent Classification code for “predominantly of special steel or specially treated steel, e.g. stainless steel or locally surface hardened steel.”
How many patents are filed under CPC B62D29/007 (predominantly of special steel or specially treated steel, e.g. stainless steel or locally surface hardened steel)?
Our database includes 554 publications tagged with this CPC code.
Is patent activity under CPC B62D29/007 growing?
Publication counts under this code: 44 in 2024 vs 34 in 2025 (latest complete years).