Processes characterised by the flow of gas

Processes characterised by the flow of gas · 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 codeC04B2235/6586
Official titleProcesses characterised by the flow of gas
Display labelProcesses characterised by the flow of gas
Total patents278

Filing trend

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

Filing activity over the last five years is growing.

Patents filed per year
YearPatents
201518
201616
201725
201825
201925
202030
202118
202230
202341
202418
202526
20266

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 C04B2235/6586?
CPC C04B2235/6586 is the Cooperative Patent Classification code for “Processes characterised by the flow of gas.”
How many patents are filed under CPC C04B2235/6586 (Processes characterised by the flow of gas)?
Our database includes 278 publications tagged with this CPC code.
Is patent activity under CPC C04B2235/6586 growing?
Publication counts under this code: 18 in 2024 vs 26 in 2025 (latest complete years).