Dibenz [b, f] azepines; Hydrogenated dibenz [b, f] azepines

Dibenz [b, f] azepines; Hydrogenated dibenz [b, f] azepines · 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 codeC07D223/22
Official titleDibenz [b, f] azepines; Hydrogenated dibenz [b, f] azepines
Display labelDibenz [b, f] azepines; Hydrogenated dibenz [b, f] azepines
Total patents35

Filing trend

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

Filing activity over the last five years is growing.

Patents filed per year
YearPatents
20153
20167
20178
20184
20192
20202
20212
20221
20233
20243

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 C07D223/22?
CPC C07D223/22 is the Cooperative Patent Classification code for “Dibenz [b, f] azepines; Hydrogenated dibenz [b, f] azepines.”
How many patents are filed under CPC C07D223/22 (Dibenz [b, f] azepines; Hydrogenated dibenz [b, f] azepines)?
Our database includes 35 publications tagged with this CPC code.
Is patent activity under CPC C07D223/22 growing?
Publication counts under this code: 3 in 2023 vs 3 in 2024 (latest complete years).