Operations & Transport

Operations & Transport · 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 codeB44C3/04
Official title
Display labelOperations & Transport (mapped technology topic)
Total patents32

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
20154
20164
20171
20184
20191
20202
20213
20223
20233
20243
20253
20261

Representative patents

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

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Frequently asked questions

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

What is CPC B44C3/04?
CPC B44C3/04 is the Cooperative Patent Classification code for “Operations & Transport.”
How many patents are filed under CPC B44C3/04 (Operations & Transport)?
Our database includes 32 publications tagged with this CPC code.
Is patent activity under CPC B44C3/04 growing?
Publication counts under this code: 3 in 2024 vs 3 in 2025 (latest complete years).