Spiro Compounds as Malodor Counteracting Ingredients
US-2025066690-A1 · Feb 27, 2025 · US
polycyclic
polycyclic · 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 | C07C49/653 |
| Official title | polycyclic |
| Display label | polycyclic |
| Total patents | 26 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 7 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Spiro compounds as malodor counteracting ingredients
US-12180434-B2 · Dec 31, 2024 · US
Bi-functionalized dicyclopentadiene monomer and polymer embodiments, and methods of making and using same
US-2024308939-A1 · Sep 19, 2024 · US
Bicyclic aroma chemicals
US-2024051905-A1 · Feb 15, 2024 · US
Materials for organic electroluminescent devices
US-11767299-B2 · Sep 26, 2023 · US
Spiro compounds as malodor counteracting ingredients
US-2023159853-A1 · May 25, 2023 · US
Oxocarbon-, pseudooxocarbon- and radialene compounds and their use
US-11342504-B2 · May 24, 2022 · US
Method for producing rotundone-containing mixtures
US-11028034-B2 · Jun 8, 2021 · US
Compositions of oxygenated amines and quinone methides as antifoulants for vinylic monomers
US-10869444-B2 · Dec 22, 2020 · US
Method for producing rotundone-containing mixtures
US-2020247740-A1 · Aug 6, 2020 · US
Materials for organic electroluminescent devices
US-2020190039-A1 · Jun 18, 2020 · US
Herbicidal propynyl-phenyl compounds
US-10662138-B2 · May 26, 2020 · US
Oxocarbon-, Pseudooxocarbon- and Radialene Compounds and Their Use
US-2020152873-A1 · May 14, 2020 · US
Oxocarbon-, pseudooxocarbon- and radialene compounds and their use
US-10586926-B2 · Mar 10, 2020 · US
Compositions of oxygenated amines and quinone methides as antifoulants for vinylic monomers
US-2020017656-A1 · Jan 16, 2020 · US
Compound for forming organic film, composition for forming organic film, method for forming organic film, and patterning process
US-10444628-B2 · Oct 15, 2019 · US
Reaction sequence for the synthesis of nootkatone, dihydronootkatone, and tetrahydronootkatone
US-10435344-B2 · Oct 8, 2019 · US
Oxocarbon-, Pseudooxocarbon- and Radialene Compounds and Their Use
US-2018076389-A1 · Mar 15, 2018 · US
Oxocarbon-, pseudooxocarbon- and radialene compounds and their use
US-9876172-B2 · Jan 23, 2018 · US
Herbicidal propynyl-phenyl compounds
US-2017183281-A1 · Jun 29, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C49/653?
- CPC C07C49/653 is the Cooperative Patent Classification code for “polycyclic.”
- How many patents are filed under CPC C07C49/653 (polycyclic)?
- Our database includes 26 publications tagged with this CPC code.
- Is patent activity under CPC C07C49/653 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).