Lysine; Diaminopimelic acid; Threonine; Valine

Lysine; Diaminopimelic acid; Threonine; Valine · 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 codeC12P13/08
Official titleLysine; Diaminopimelic acid; Threonine; Valine
Display labelLysine; Diaminopimelic acid; Threonine; Valine
Total patents429

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
201552
201651
201743
201828
201939
202045
202146
202233
202324
202426
202535
20267

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 C12P13/08?
CPC C12P13/08 is the Cooperative Patent Classification code for “Lysine; Diaminopimelic acid; Threonine; Valine.”
How many patents are filed under CPC C12P13/08 (Lysine; Diaminopimelic acid; Threonine; Valine)?
Our database includes 429 publications tagged with this CPC code.
Is patent activity under CPC C12P13/08 growing?
Publication counts under this code: 26 in 2024 vs 35 in 2025 (latest complete years).