Odorant compound
US-12503668-B2 · Dec 23, 2025 · US
having unsaturation outside the ring
having unsaturation outside the ring · 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 | C07C49/647 |
| Official title | having unsaturation outside the ring |
| Display label | having unsaturation outside the ring |
| Total patents | 29 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 5 |
| 2021 | 4 |
| 2022 | 4 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Organic compounds
US-2025382252-A1 · Dec 18, 2025 · US
Cyclopentanone compounds
US-12247181-B2 · Mar 11, 2025 · US
Cyclopentanone compounds
US-2024067895-A1 · Feb 29, 2024 · US
Cyclopentanone compounds
US-11859151-B2 · Jan 2, 2024 · US
Odorant compound
US-2023227751-A1 · Jul 20, 2023 · US
Fragrances with rose scent
US-11634659-B2 · Apr 25, 2023 · US
Process for the direct alpha-methylenation of ketones
US-11401228-B2 · Aug 2, 2022 · US
Quinone methide and ammonium salt antipolymerant composition and method
US-11396629-B2 · Jul 26, 2022 · US
Molecular host frameworks and methods of making and using same
US-11312681-B2 · Apr 26, 2022 · US
Process for the direct alpha-methylenation of ketones
US-2022002221-A1 · Jan 6, 2022 · US
Novel fragrances with rose scent
US-2021324300-A1 · Oct 21, 2021 · US
Cyclopentanone compounds
US-2021230503-A1 · Jul 29, 2021 · US
Process for the preparation of enantiomerically and diastereomerically enriched cyclobutane amines and amides
US-11053188-B2 · Jul 6, 2021 · US
Quinone methide and ammonium salt antipolymerant composition and method
US-2021108141-A1 · Apr 15, 2021 · US
Process for the preparation of enantiomerically and diastereomerically enriched cyclobutane amines and amides
US-2020407311-A1 · Dec 31, 2020 · US
Cyclization processes of hydroxyalkenoic acids and products thereof
US-10844050-B2 · Nov 24, 2020 · US
Process for purifying a crude composition including a monoterpene compound, such as a monocyclic monoterpene alcohol, by layer melt crystallization
US-10745332-B2 · Aug 18, 2020 · US
Process for purifying a crude composition including a monoterpene compound, such as a monocyclic monoterpene alcohol, by layer melt crystallization
US-2020071249-A1 · Mar 5, 2020 · US
Cyclization processes of hydroxyalkenoic aicds and products thereof
US-2020048233-A1 · Feb 13, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C49/647?
- CPC C07C49/647 is the Cooperative Patent Classification code for “having unsaturation outside the ring.”
- How many patents are filed under CPC C07C49/647 (having unsaturation outside the ring)?
- Our database includes 29 publications tagged with this CPC code.
- Is patent activity under CPC C07C49/647 growing?
- Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).