A catalyst for dehydration reaction of hydroxypropionic acid and a method for preparing the same
US-2026034538-A1 · Feb 5, 2026 · US
Saturated compounds having more than one carboxyl group bound to acyclic carbon atoms · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07C55/00 |
| Official title | Saturated compounds having more than one carboxyl group bound to acyclic carbon atoms |
| Display label | Saturated compounds having more than one carboxyl group bound to acyclic carbon atoms |
| Total patents | 4 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2018 | 1 |
| 2019 | 1 |
| 2023 | 1 |
| 2026 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2026034538-A1 · Feb 5, 2026 · US
US-2023350302-A1 · Nov 2, 2023 · US
US-10519094-B2 · Dec 31, 2019 · US
US-2018265449-A1 · Sep 20, 2018 · US