Calcium, strontium or barium phosphate

Calcium, strontium or barium phosphate · 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 codeC08K2003/325
Official title{Calcium, strontium or barium phosphate}
Display labelCalcium, strontium or barium phosphate
Total patents165

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
20158
20168
20177
201817
201918
202019
202119
202214
202320
202416
202517
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 C08K2003/325?
CPC C08K2003/325 is the Cooperative Patent Classification code for “Calcium, strontium or barium phosphate.”
How many patents are filed under CPC C08K2003/325 (Calcium, strontium or barium phosphate)?
Our database includes 165 publications tagged with this CPC code.
Is patent activity under CPC C08K2003/325 growing?
Publication counts under this code: 16 in 2024 vs 17 in 2025 (latest complete years).