Calcium, strontium or barium nitrates

Calcium, strontium or barium nitrates · 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 codeC08K2003/287
Official title{Calcium, strontium or barium nitrates}
Display labelCalcium, strontium or barium nitrates
Total patents37

Filing trend

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

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
20152
20162
20173
20185
20193
20202
20217
20225
20234
20242
20252

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 C08K2003/287?
CPC C08K2003/287 is the Cooperative Patent Classification code for “Calcium, strontium or barium nitrates.”
How many patents are filed under CPC C08K2003/287 (Calcium, strontium or barium nitrates)?
Our database includes 37 publications tagged with this CPC code.
Is patent activity under CPC C08K2003/287 growing?
Publication counts under this code: 2 in 2024 vs 2 in 2025 (latest complete years).