Processes

Processes · 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 codeC25B3/20
Official titleProcesses
Display labelProcesses
Total patents42

Filing trend

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

Filing activity over the last five years is rapidly growing.

Patents filed per year
YearPatents
20213
20226
20238
202410
202511
20264

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 C25B3/20?
CPC C25B3/20 is the Cooperative Patent Classification code for “Processes.”
How many patents are filed under CPC C25B3/20 (Processes)?
Our database includes 42 publications tagged with this CPC code.
Is patent activity under CPC C25B3/20 growing?
Publication counts under this code: 10 in 2024 vs 11 in 2025 (latest complete years).