Methods of screening libraries

Methods of screening libraries · 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 codeC40B30/00
Official titleMethods of screening libraries
Display labelMethods of screening libraries
Total patents67

Filing trend

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

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
20152
20162
20176
20184
20198
20203
20219
20227
20237
20249
20256
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 C40B30/00?
CPC C40B30/00 is the Cooperative Patent Classification code for “Methods of screening libraries.”
How many patents are filed under CPC C40B30/00 (Methods of screening libraries)?
Our database includes 67 publications tagged with this CPC code.
Is patent activity under CPC C40B30/00 growing?
Publication counts under this code: 9 in 2024 vs 6 in 2025 (latest complete years).