Biodegradable lipids for the delivery of active agents
US-12364762-B2 · Jul 22, 2025 · US
Diaminopropanes
Diaminopropanes · 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 | C07C211/11 |
| Official title | Diaminopropanes |
| Display label | Diaminopropanes |
| Total patents | 61 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 16 |
| 2023 | 6 |
| 2024 | 6 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Biodegradable lipids for the delivery of active agents
US-12350338-B2 · Jul 8, 2025 · US
Biodegradable lipids for the delivery of active agents
US-12343398-B2 · Jul 1, 2025 · US
Biodegradable lipids for the delivery of active agents
US-12239709-B2 · Mar 4, 2025 · US
Biodegradable lipids for the delivery of active agents
US-2024398956-A1 · Dec 5, 2024 · US
Biodegradable lipids for the delivery of active agents
US-2024285768-A1 · Aug 29, 2024 · US
Biodegradable lipids for the delivery of active agents
US-2024285767-A1 · Aug 29, 2024 · US
Biodegradable lipids for the delivery of active agents
US-2024269289-A1 · Aug 15, 2024 · US
Biodegradable lipids for the delivery of active agents
US-2024245778-A1 · Jul 25, 2024 · US
Unsaturated dendrimers compositions, related formulations, and methods of use thereof
US-2024123076-A1 · Apr 18, 2024 · US
Biodegradable lipids for the delivery of active agents
US-2023256098-A1 · Aug 17, 2023 · US
Biodegradable lipids for the delivery of active agents
US-11679158-B2 · Jun 20, 2023 · US
Biodegradable lipids for the delivery of active agents
US-11633479-B2 · Apr 25, 2023 · US
Biodegradable lipids for the delivery of active agents
US-11633480-B2 · Apr 25, 2023 · US
Biodegradable lipids for the delivery of active agents
US-11612657-B2 · Mar 28, 2023 · US
Biodegradable lipids for the delivery of active agents
US-11590229-B2 · Feb 28, 2023 · US
Compositions and methods for carbon dioxide capture
US-2022387926-A1 · Dec 8, 2022 · US
Biodegradable lipids for the delivery of active agents
US-2022347302-A1 · Nov 3, 2022 · US
Biodegradable lipids for the delivery of active agents
US-2022249670-A1 · Aug 11, 2022 · US
Biodegradable lipids for the delivery of active agents
US-11400158-B2 · Aug 2, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C211/11?
- CPC C07C211/11 is the Cooperative Patent Classification code for “Diaminopropanes.”
- How many patents are filed under CPC C07C211/11 (Diaminopropanes)?
- Our database includes 61 publications tagged with this CPC code.
- Is patent activity under CPC C07C211/11 growing?
- Publication counts under this code: 6 in 2024 vs 5 in 2025 (latest complete years).