from inorganic compounds

from inorganic compounds · 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 codeC01B13/0203
Official title{from inorganic compounds}
Display labelfrom inorganic compounds
Total patents84

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
201512
20164
20177
201818
20196
20206
20218
20223
20233
202413
20254

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 C01B13/0203?
CPC C01B13/0203 is the Cooperative Patent Classification code for “from inorganic compounds.”
How many patents are filed under CPC C01B13/0203 (from inorganic compounds)?
Our database includes 84 publications tagged with this CPC code.
Is patent activity under CPC C01B13/0203 growing?
Publication counts under this code: 13 in 2024 vs 4 in 2025 (latest complete years).