using microorganisms

using microorganisms · Cooperative Patent Classification (CPC)

Agriculture, food, personal care, health, and life sciences.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeA23L5/28
Official title{using microorganisms}
Display labelusing microorganisms
Total patents31

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
20151
20164
20173
20183
20191
20201
20223
20236
20241
20256
20262

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 A23L5/28?
CPC A23L5/28 is the Cooperative Patent Classification code for “using microorganisms.”
How many patents are filed under CPC A23L5/28 (using microorganisms)?
Our database includes 31 publications tagged with this CPC code.
Is patent activity under CPC A23L5/28 growing?
Publication counts under this code: 1 in 2024 vs 6 in 2025 (latest complete years).