with oxides or hydroxides not covered by C04B41/5025 (C04B40/0236 takes precedence; boron oxide C04B41/5006)

with oxides or hydroxides not covered by C04B41/5025 (C04B40/0236 takes precedence; boron oxide C04B41/5006) · 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 codeC04B41/5072
Official title{with oxides or hydroxides not covered by C04B41/5025 (C04B40/0236 takes precedence; boron oxide C04B41/5006)}
Display labelwith oxides or hydroxides not covered by C04B41/5025 (C04B40/0236 takes precedence; boron oxide C04B41/5006)
Total patents35

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
20155
20164
20174
20185
20194
20204
20214
20221
20231
20242
20251

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 C04B41/5072?
CPC C04B41/5072 is the Cooperative Patent Classification code for “with oxides or hydroxides not covered by C04B41/5025 (C04B40/0236 takes precedence; boron oxide C04B41/5006).”
How many patents are filed under CPC C04B41/5072 (with oxides or hydroxides not covered by C04B41/5025 (C04B40/0236 takes precedence; boron oxide C04B41/5006))?
Our database includes 35 publications tagged with this CPC code.
Is patent activity under CPC C04B41/5072 growing?
Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).