by injection or suction, e.g. using pipettes, syringes, needles (pipettes in general B01L3/02)

by injection or suction, e.g. using pipettes, syringes, needles (pipettes in general B01L3/02) · 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 codeC12M33/04
Official title{by injection or suction, e.g. using pipettes, syringes, needles (pipettes in general B01L3/02)}
Display labelby injection or suction, e.g. using pipettes, syringes, needles (pipettes in general B01L3/02)
Total patents444

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
201522
201621
201731
201826
201935
202050
202134
202250
202352
202447
202556
202620

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 C12M33/04?
CPC C12M33/04 is the Cooperative Patent Classification code for “by injection or suction, e.g. using pipettes, syringes, needles (pipettes in general B01L3/02).”
How many patents are filed under CPC C12M33/04 (by injection or suction, e.g. using pipettes, syringes, needles (pipettes in general B01L3/02))?
Our database includes 444 publications tagged with this CPC code.
Is patent activity under CPC C12M33/04 growing?
Publication counts under this code: 47 in 2024 vs 56 in 2025 (latest complete years).