What is CPC B62J40/10?

CPC B62J40/10 is the Cooperative Patent Classification code for “characterised by air duct arrangements.”

How many patents are filed under CPC B62J40/10 (characterised by air duct arrangements)?

Our database includes 81 publications tagged with this CPC code.

Publication counts under this code: 9 in 2024 vs 12 in 2025 (latest complete years).

characterised by air duct arrangements · Cooperative Patent Classification (CPC)

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

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	B62J40/10
Official title	characterised by air duct arrangements
Display label	characterised by air duct arrangements
Total patents	81

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

Filing activity over the last five years is stable.

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

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

What is CPC B62J40/10?: CPC B62J40/10 is the Cooperative Patent Classification code for “characterised by air duct arrangements.”
How many patents are filed under CPC B62J40/10 (characterised by air duct arrangements)?: Our database includes 81 publications tagged with this CPC code.
Is patent activity under CPC B62J40/10 growing?: Publication counts under this code: 9 in 2024 vs 12 in 2025 (latest complete years).