Sol-gel processing

Sol-gel processing · 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 codeC04B35/624
Official titleSol-gel processing
Display labelSol-gel processing
Total patents400

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
201536
201636
201745
201843
201924
202041
202135
202238
202336
202426
202530
202610

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 C04B35/624?
CPC C04B35/624 is the Cooperative Patent Classification code for “Sol-gel processing.”
How many patents are filed under CPC C04B35/624 (Sol-gel processing)?
Our database includes 400 publications tagged with this CPC code.
Is patent activity under CPC C04B35/624 growing?
Publication counts under this code: 26 in 2024 vs 30 in 2025 (latest complete years).