Glass products comprising an outer layer or surface coating of non-glass material

Glass products comprising an outer layer or surface coating of non-glass material · 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 codeC03B33/074
Official title{Glass products comprising an outer layer or surface coating of non-glass material}
Display labelGlass products comprising an outer layer or surface coating of non-glass material
Total patents116

Filing trend

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

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
20158
201612
20179
20184
201912
20208
202116
202214
20237
202412
202511
20263

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 C03B33/074?
CPC C03B33/074 is the Cooperative Patent Classification code for “Glass products comprising an outer layer or surface coating of non-glass material.”
How many patents are filed under CPC C03B33/074 (Glass products comprising an outer layer or surface coating of non-glass material)?
Our database includes 116 publications tagged with this CPC code.
Is patent activity under CPC C03B33/074 growing?
Publication counts under this code: 12 in 2024 vs 11 in 2025 (latest complete years).