with aluminium oxide

with aluminium oxide · 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 codeC04B35/4885
Official title{with aluminium oxide}
Display labelwith aluminium oxide
Total patents368

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
201520
201615
201726
201836
201941
202042
202143
202236
202335
202433
202536
20265

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 C04B35/4885?
CPC C04B35/4885 is the Cooperative Patent Classification code for “with aluminium oxide.”
How many patents are filed under CPC C04B35/4885 (with aluminium oxide)?
Our database includes 368 publications tagged with this CPC code.
Is patent activity under CPC C04B35/4885 growing?
Publication counts under this code: 33 in 2024 vs 36 in 2025 (latest complete years).