What is CPC B66F3/42?

CPC B66F3/42 is the Cooperative Patent Classification code for “with self-contained pumps, e.g. actuated by hand.”

How many patents are filed under CPC B66F3/42 (with self-contained pumps, e.g. actuated by hand)?

Our database includes 32 publications tagged with this CPC code.

Publication counts under this code: 2 in 2024 vs 6 in 2025 (latest complete years).

with self-contained pumps, e.g. actuated by hand · 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	B66F3/42
Official title	with self-contained pumps, e.g. actuated by hand
Display label	with self-contained pumps, e.g. actuated by hand
Total patents	32

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

Filing activity over the last five years is growing.

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 B66F3/42?: CPC B66F3/42 is the Cooperative Patent Classification code for “with self-contained pumps, e.g. actuated by hand.”
How many patents are filed under CPC B66F3/42 (with self-contained pumps, e.g. actuated by hand)?: Our database includes 32 publications tagged with this CPC code.
Is patent activity under CPC B66F3/42 growing?: Publication counts under this code: 2 in 2024 vs 6 in 2025 (latest complete years).