Lipids and compositions for the delivery of therapeutics
US-12453776-B2 · Oct 28, 2025 · US
having at least one of the hydroxy groups esterified by a carboxylic acid having the esterifying carboxyl group bound to an acyclic carbon atom of a carbon skeleton containing rings · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07C219/10 |
| Official title | having at least one of the hydroxy groups esterified by a carboxylic acid having the esterifying carboxyl group bound to an acyclic carbon atom of a carbon skeleton containing rings |
| Display label | having at least one of the hydroxy groups esterified by a carboxylic acid having the esterifying carboxyl group bound to an acyclic carbon atom of a carbon skeleton containing rings |
| Total patents | 47 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 8 |
| 2018 | 7 |
| 2019 | 3 |
| 2020 | 3 |
| 2021 | 6 |
| 2022 | 3 |
| 2023 | 4 |
| 2024 | 7 |
| 2025 | 4 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12453776-B2 · Oct 28, 2025 · US
US-2025205362-A1 · Jun 26, 2025 · US
US-2025034081-A1 · Jan 30, 2025 · US
US-2025009659-A1 · Jan 9, 2025 · US
US-2024424105-A1 · Dec 26, 2024 · US
US-12042541-B2 · Jul 23, 2024 · US
US-12043636-B2 · Jul 23, 2024 · US
US-2024115511-A1 · Apr 11, 2024 · US
US-2024042039-A1 · Feb 8, 2024 · US
US-2024002409-A1 · Jan 4, 2024 · US
US-11859069-B2 · Jan 2, 2024 · US
US-2023381319-A1 · Nov 30, 2023 · US
US-11760765-B2 · Sep 19, 2023 · US
US-11712476-B2 · Aug 1, 2023 · US
US-11634379-B2 · Apr 25, 2023 · US
US-2022184236-A1 · Jun 16, 2022 · US
US-2022023427-A1 · Jan 27, 2022 · US
US-2022002321-A1 · Jan 6, 2022 · US
US-2021332217-A1 · Oct 28, 2021 · US
US-11098066-B2 · Aug 24, 2021 · US
Answers are generated from the same data shown on this page.