Lignin depolymerization and deoxygenation process for obtaining aromatic compounds and their catalytic reaction composition
US-12410297-B2 · Sep 9, 2025 · US
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Preparation of ethers; Preparation of compounds having [IMAGE cpc-sch-C07C-0958.gif] groups,[IMAGE cpc-sch-C07C-0959.gif] groups or[IMAGE cpc-sch-C07C-0960.gif] groups
Preparation of ethers; Preparation of compounds having [IMAGE cpc-sch-C07C-0958.gif] groups,[IMAGE cpc-sch-C07C-0959.gif] groups or[IMAGE cpc-sch-C07C-0960.gif] groups · 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 | C07C41/00 |
| Official title | Preparation of ethers; Preparation of compounds having [IMAGE cpc-sch-C07C-0958.gif] groups,[IMAGE cpc-sch-C07C-0959.gif] groups or[IMAGE cpc-sch-C07C-0960.gif] groups |
| Display label | Preparation of ethers; Preparation of compounds having [IMAGE cpc-sch-C07C-0958.gif] groups,[IMAGE cpc-sch-C07C-0959.gif] groups or[IMAGE cpc-sch-C07C-0960.gif] groups |
| Total patents | 19 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 1 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
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Bifunctional catalyst comprising phosphorous
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Bifunctional catalyst
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Lignin depolymerisation and doxygenation process for obtaining aromatic compounds and their catalytic reaction composition
US-2018258251-A1 · Sep 13, 2018 · US
Method for washing sevoflurane storage container and method for storing sevoflurane
US-2018117644-A1 · May 3, 2018 · US
Processing by a separation technique of a gas mixture formed from a product stream of a dimethyl reactor
US-9868685-B2 · Jan 16, 2018 · US
Processing by a separation technique of a gas mixture formed from a product stream of a dimethyl reactor
US-2016326081-A1 · Nov 10, 2016 · US