Method for decomposing crosslinked rubber
US-2025115732-A1 · Apr 10, 2025 · US
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Menthadienes
Menthadienes · 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 | C07C13/21 |
| Official title | Menthadienes |
| Display label | Menthadienes |
| Total patents | 6 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 1 |
| 2019 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Carbohydrate-mediated purification of petrochemicals
US-10239044-B2 · Mar 26, 2019 · US
High density fuels from oxygenated terpenoids
US-9682897-B1 · Jun 20, 2017 · US
Microwave assisted citrus waste biorefinery
US-9382339-B2 · Jul 5, 2016 · US
Transition metal catalysts for C—O hydrogenolysis and hydrodeoxygenation
US-9051229-B2 · Jun 9, 2015 · US
Microwave assisted citrus waste biorefinery
US-2015065698-A1 · Mar 5, 2015 · US