Synthetic methanol having low deuterium content from non-fossil resources
US-2025296902-A1 · Sep 25, 2025 · US
Trihydroxylic alcohols, e.g. glycerol
Trihydroxylic alcohols, e.g. glycerol · 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 | C07C31/22 |
| Official title | Trihydroxylic alcohols, e.g. glycerol |
| Display label | Trihydroxylic alcohols, e.g. glycerol |
| Total patents | 38 |
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 | 5 |
| 2016 | 1 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 8 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 4 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for producing alcohol
US-12172949-B2 · Dec 24, 2024 · US
Processes to create multiple value streams from biomass sources
US-12139451-B2 · Nov 12, 2024 · US
Method of preparing aliphatic polyols having three or more hydroxy groups and a total number of carbon atoms of 5 or more
US-2024228413-A1 · Jul 11, 2024 · US
Processes to create multiple value streams from biomass sources
US-2024059638-A1 · Feb 22, 2024 · US
Processes to create multiple value streams from biomass sources
US-11840500-B2 · Dec 12, 2023 · US
Alkyne Compound, Vitamin D Compound, Analytical Method, and Production Method
US-2023242480-A1 · Aug 3, 2023 · US
Polycarbonate diol coating composition for caustic and UV resistance
US-11634358-B2 · Apr 25, 2023 · US
Acid-resistant alloy catalyst
US-11318449-B2 · May 3, 2022 · US
Method for preparing trimethylolpropane
US-10947174-B2 · Mar 16, 2021 · US
Acid-resistant alloy catalyst
US-10940465-B2 · Mar 9, 2021 · US
Methods and compositions for hydrodeoxygenation of carbohydrates and carbohydrate analogs
US-10882804-B2 · Jan 5, 2021 · US
Processes to create multiple value streams from biomass sources
US-2020354296-A1 · Nov 12, 2020 · US
Processes to create multiple value streams from biomass sources
US-10759727-B2 · Sep 1, 2020 · US
Acid-Resistant Alloy Catalyst
US-2020254427-A1 · Aug 13, 2020 · US
Acid-Resistant Alloy Catalyst
US-2020215519-A1 · Jul 9, 2020 · US
Method for preparing trimethylolpropane
US-2020189998-A1 · Jun 18, 2020 · US
Flame retardant itaconic acid-based compounds
US-10633591-B2 · Apr 28, 2020 · US
Methods and Compositions for Hydrodeoxygenation of Carbohydrates and Carbohydrate Analogs
US-2020087234-A1 · Mar 19, 2020 · US
Acid-resistant alloy catalyst
US-10556226-B2 · Feb 11, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C31/22?
- CPC C07C31/22 is the Cooperative Patent Classification code for “Trihydroxylic alcohols, e.g. glycerol.”
- How many patents are filed under CPC C07C31/22 (Trihydroxylic alcohols, e.g. glycerol)?
- Our database includes 38 publications tagged with this CPC code.
- Is patent activity under CPC C07C31/22 growing?
- Publication counts under this code: 4 in 2024 vs 1 in 2025 (latest complete years).