containing halogen, e.g. chalcohalide glasses

containing halogen, e.g. chalcohalide glasses · 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 codeC03C3/323
Official title{containing halogen, e.g. chalcohalide glasses}
Display labelcontaining halogen, e.g. chalcohalide glasses
Total patents77

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
20155
20163
20176
201813
20196
20205
202110
20228
20232
20249
20259
20261

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 C03C3/323?
CPC C03C3/323 is the Cooperative Patent Classification code for “containing halogen, e.g. chalcohalide glasses.”
How many patents are filed under CPC C03C3/323 (containing halogen, e.g. chalcohalide glasses)?
Our database includes 77 publications tagged with this CPC code.
Is patent activity under CPC C03C3/323 growing?
Publication counts under this code: 9 in 2024 vs 9 in 2025 (latest complete years).