Alkyl enol ether properfume
US-2025257284-A1 · Aug 14, 2025 · US
containing six-membered aromatic rings and other rings
containing six-membered aromatic rings and other rings · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07C43/168 |
| Official title | containing six-membered aromatic rings and other rings |
| Display label | containing six-membered aromatic rings and other rings |
| Total patents | 36 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 4 |
| 2021 | 6 |
| 2022 | 4 |
| 2023 | 4 |
| 2024 | 2 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Alkyl enol ether properfume
US-12291691-B2 · May 6, 2025 · US
Monomer, polymer, chemically amplified negative resist composition, and resist pattern forming process
US-2025044689-A1 · Feb 6, 2025 · US
Indane Derivatives for Malodor Counteraction
US-2025009924-A1 · Jan 9, 2025 · US
Dimethylcyclobutanone compounds, dimethylcyclobutane compounds, and processes for preparing the same
US-12139454-B2 · Nov 12, 2024 · US
Acetal modifier, polymer, chemically amplified positive resist composition, and resist pattern forming process
US-2024329532-A1 · Oct 3, 2024 · US
Immunomodulator compounds
US-11793771-B2 · Oct 24, 2023 · US
Enol ether properfume
US-2023257678-A1 · Aug 17, 2023 · US
Enol ether pro perfume
US-11667869-B2 · Jun 6, 2023 · US
Immunomodulator compounds
US-2023117425-A1 · Apr 20, 2023 · US
Dimethylcyclobutanone compounds, dimethylcyclobutane compounds, and processes for preparing the same
US-2022324783-A1 · Oct 13, 2022 · US
Immunomodulator compounds
US-11426364-B2 · Aug 30, 2022 · US
Indane derivatives for malodor counteraction
US-2022218860-A1 · Jul 14, 2022 · US
Dimethylcyclobutanone compounds, dimethylcyclobutane compounds, and processes for preparing the same
US-11384043-B2 · Jul 12, 2022 · US
Internal electron donor compound for preparing α-olefin polymerization catalyst component
US-11186660-B2 · Nov 30, 2021 · US
Alkyl enol ether properfume
US-2021340462-A1 · Nov 4, 2021 · US
Cyclopropylmethoxy derivatives
US-11111458-B2 · Sep 7, 2021 · US
Enol ether properfume
US-2021115354-A1 · Apr 22, 2021 · US
Immunomodulator compounds
US-2021052514-A1 · Feb 25, 2021 · US
Dimethylcyclobutanone compounds, dimethylcyclobutane compounds, and processes for preparing the same
US-2021017112-A1 · Jan 21, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C43/168?
- CPC C07C43/168 is the Cooperative Patent Classification code for “containing six-membered aromatic rings and other rings.”
- How many patents are filed under CPC C07C43/168 (containing six-membered aromatic rings and other rings)?
- Our database includes 36 publications tagged with this CPC code.
- Is patent activity under CPC C07C43/168 growing?
- Publication counts under this code: 2 in 2024 vs 4 in 2025 (latest complete years).