Methods for purification of ionizable lipids
US-2026069712-A1 · Mar 12, 2026 · US
having only one amino and one carboxyl group bound to the carbon skeleton
having only one amino and one carboxyl group bound to the carbon skeleton · 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 | C07C229/06 |
| Official title | having only one amino and one carboxyl group bound to the carbon skeleton |
| Display label | having only one amino and one carboxyl group bound to the carbon skeleton |
| Total patents | 53 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 5 |
| 2017 | 11 |
| 2018 | 8 |
| 2019 | 6 |
| 2020 | 4 |
| 2021 | 5 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for producing salt of amino acid or salt of peptide compound or solvate of either one of said salts comprising lithium salt precipitation step
US-2025368680-A1 · Dec 4, 2025 · US
Cationic lipid
US-12479791-B2 · Nov 25, 2025 · US
Cationic sulfonamide amino lipids and amphiphilic zwitterionic amino lipids
US-2025270169-A1 · Aug 28, 2025 · US
Compounds and compositions for delivery of therapeutic agents
US-2025144036-A1 · May 8, 2025 · US
Cationic sulfonamide amino lipids and amphiphilic zwitterionic amino lipids
US-12252464-B2 · Mar 18, 2025 · US
Cationic sulfonamide amino lipids and amphiphilic zwitterionic amino lipids
US-2024174604-A1 · May 30, 2024 · US
Vaccine adjuvants and methods of synthesizing and using the same
US-2023321228-A1 · Oct 12, 2023 · US
Cationic sulfonamide amino lipids and amphiphilic zwitterionic amino lipids
US-11685710-B2 · Jun 27, 2023 · US
Cationic sulfonamide amino lipids and amphiphilic zwitterionic amino lipids
US-11542229-B2 · Jan 3, 2023 · US
Lipids for use in lipid nanoparticle formulations
US-11524932-B2 · Dec 13, 2022 · US
Nucleic acid-containing lipid nanoparticles
US-11298326-B2 · Apr 12, 2022 · US
Cationic lipid
US-2022098142-A1 · Mar 31, 2022 · US
Cationic sulfonamide amino lipids and amphiphilic zwitterionic amino lipids
US-2021395192-A1 · Dec 23, 2021 · US
Esters of amino carboxylic acids and a process to prepare them
US-2021198182-A1 · Jul 1, 2021 · US
Lipids for use in lipid nanoparticle formulations
US-2021122703-A1 · Apr 29, 2021 · US
Lipids for use in lipid nanoparticle formulations
US-2021122702-A1 · Apr 29, 2021 · US
Methods for synthesizing high purity niobium or rhenium powders
US-10934605-B2 · Mar 2, 2021 · US
Processes and intermediates for NEP inhibitor synthesis
US-10851059-B2 · Dec 1, 2020 · US
Cationic sulfonamide amino lipids and amphiphilic zwitterionic amino lipids
US-2020140378-A1 · May 7, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C229/06?
- CPC C07C229/06 is the Cooperative Patent Classification code for “having only one amino and one carboxyl group bound to the carbon skeleton.”
- How many patents are filed under CPC C07C229/06 (having only one amino and one carboxyl group bound to the carbon skeleton)?
- Our database includes 53 publications tagged with this CPC code.
- Is patent activity under CPC C07C229/06 growing?
- Publication counts under this code: 1 in 2024 vs 5 in 2025 (latest complete years).