Method for capturing silicon at low hourly space velocity
US-12384974-B2 · Aug 12, 2025 · US
oxides; hydroxides; salts (C07C7/156 takes precedence)
oxides; hydroxides; salts (C07C7/156 takes precedence) · 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 | C07C7/1485 |
| Official title | {oxides; hydroxides; salts (C07C7/156 takes precedence)} |
| Display label | oxides; hydroxides; salts (C07C7/156 takes precedence) |
| Total patents | 58 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 8 |
| 2017 | 1 |
| 2018 | 7 |
| 2019 | 2 |
| 2020 | 6 |
| 2021 | 5 |
| 2022 | 5 |
| 2023 | 4 |
| 2024 | 7 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for Purifying Linear Alpha Olefins
US-2025100956-A1 · Mar 27, 2025 · US
Oxygenate separation using a metal salt
US-12146109-B2 · Nov 19, 2024 · US
Thermal coupling method for preparing ethylene by ethanol dehydration and device thereof
US-12071387-B2 · Aug 27, 2024 · US
Process and plant for producing alpha olefins
US-11993551-B2 · May 28, 2024 · US
Process for removing polyunsaturated hydrocarbons from C4 hydrocarbon streams in the presence of mercaptans, disulfides and C5 hydrocarbons
US-11952340-B2 · Apr 9, 2024 · US
Thermal coupling method for preparing ethylene by ethanol dehydration and device thereof
US-2024067583-A1 · Feb 29, 2024 · US
Method for capturing silicon at low hourly space velocity
US-2024059981-A1 · Feb 22, 2024 · US
Process and plant for producing alpha olefins
US-2024025822-A1 · Jan 25, 2024 · US
Preparation system of ethylene by ethanol dehydration and device thereof
US-2023405543-A1 · Dec 21, 2023 · US
Circular economy for plastic waste to polyethylene and lubricating oil via crude and isomerization dewaxing units
US-11739272-B2 · Aug 29, 2023 · US
Methods for gas phase oxidative desulphurization of hydrocarbons using CuZnAl catalysts promoted with group VIB metals
US-11603341-B2 · Mar 14, 2023 · US
Circular economy for plastic waste to polyethylene and lubricating oil via crude and isomerization dewaxing units
US-2023048572-A1 · Feb 16, 2023 · US
Oxygenate Separation Using a Metal Salt
US-2022389330-A1 · Dec 8, 2022 · US
Circular economy for plastic waste to polyethylene and lubricating oil via crude and isomerization dewaxing units
US-11473016-B2 · Oct 18, 2022 · US
Oxygenate separation using a metal salt
US-11447704-B2 · Sep 20, 2022 · US
Process and plant for producing alpha olefins
US-11377404-B2 · Jul 5, 2022 · US
Process and plant for producing alpha olefins
US-2022162140-A1 · May 26, 2022 · US
Catalyst and process for removing mercaptans from hydrocarbon streams
US-11186782-B2 · Nov 30, 2021 · US
METHODS FOR GAS PHASE OXIDATIVE DESULPHURIZATION OF HYDROCARBONS USING CuZnAl CATALYSTS PROMOTED WITH GROUP VIB METALS
US-2021230084-A1 · Jul 29, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C7/1485?
- CPC C07C7/1485 is the Cooperative Patent Classification code for “oxides; hydroxides; salts (C07C7/156 takes precedence).”
- How many patents are filed under CPC C07C7/1485 (oxides; hydroxides; salts (C07C7/156 takes precedence))?
- Our database includes 58 publications tagged with this CPC code.
- Is patent activity under CPC C07C7/1485 growing?
- Publication counts under this code: 7 in 2024 vs 2 in 2025 (latest complete years).