Halogen-containing compounds

Halogen-containing compounds · 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 codeC08K3/16
Official titleHalogen-containing compounds
Display labelHalogen-containing compounds
Total patents861

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
201551
201651
201771
201895
201984
202082
2021105
202299
202363
202467
202569
202624

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 C08K3/16?
CPC C08K3/16 is the Cooperative Patent Classification code for “Halogen-containing compounds.”
How many patents are filed under CPC C08K3/16 (Halogen-containing compounds)?
Our database includes 861 publications tagged with this CPC code.
Is patent activity under CPC C08K3/16 growing?
Publication counts under this code: 67 in 2024 vs 69 in 2025 (latest complete years).