Alcohols containing only six-membered aromatic rings as cyclic part with unsaturation outside the aromatic rings

Alcohols containing only six-membered aromatic rings as cyclic part with unsaturation outside the aromatic rings · 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 codeC07C33/28
Official titleAlcohols containing only six-membered aromatic rings as cyclic part with unsaturation outside the aromatic rings
Display labelAlcohols containing only six-membered aromatic rings as cyclic part with unsaturation outside the aromatic rings
Total patents25

Filing trend

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

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
20152
20163
20172
20198
20201
20213
20222
20231
20242
20251

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 C07C33/28?
CPC C07C33/28 is the Cooperative Patent Classification code for “Alcohols containing only six-membered aromatic rings as cyclic part with unsaturation outside the aromatic rings.”
How many patents are filed under CPC C07C33/28 (Alcohols containing only six-membered aromatic rings as cyclic part with unsaturation outside the aromatic rings)?
Our database includes 25 publications tagged with this CPC code.
Is patent activity under CPC C07C33/28 growing?
Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).