Low molecular weight cationic lipids for oligonucleotide delivery
US-11413348-B2 · Aug 16, 2022 · US
containing alkyl groups having a different number of carbon atoms
containing alkyl groups having a different number of carbon atoms · 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 | C07C211/08 |
| Official title | containing alkyl groups having a different number of carbon atoms |
| Display label | containing alkyl groups having a different number of carbon atoms |
| Total patents | 72 |
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 | 7 |
| 2017 | 6 |
| 2018 | 8 |
| 2019 | 12 |
| 2020 | 8 |
| 2021 | 11 |
| 2022 | 4 |
| 2023 | 6 |
| 2024 | 3 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Non-coordinating anion type activators containing cation having large alkyl groups
US-11414436-B2 · Aug 16, 2022 · US
Lubricant additive, lubricant additive composition, and lubricating oil composition containing the same
US-2022154094-A1 · May 19, 2022 · US
Method for producing amine through reduction of amide
US-2021403411-A1 · Dec 30, 2021 · US
Scalable synthesis of optically active 1-cyclopropylalkyl-1-amines
US-2021395185-A1 · Dec 23, 2021 · US
Composition supply method, composition, supply device, and composition filling method
US-2021331085-A1 · Oct 28, 2021 · US
Process to make non-coordinating anion type activators in aliphatic and alicyclic hydrocarbon solvents
US-11117908-B2 · Sep 14, 2021 · US
Macroporous catalyst for the preparation of aliphatic amines
US-11084776-B2 · Aug 10, 2021 · US
Non-coordinating anion type activators containing cation having branched alkyl groups
US-11041031-B2 · Jun 22, 2021 · US
Method of manufacturing semiconductor device
US-2021175073-A1 · Jun 10, 2021 · US
Bis(6-methyl-3-sulphophenyl)(2-methylphenyl)phosphine, ammonium salt thereof, and method for producing same
US-11021499-B2 · Jun 1, 2021 · US
Branched trialkyl amine oxides
US-10961180-B2 · Mar 30, 2021 · US
Synthesis of luminescent 2d layered materials using an amine-metal complex and a slow sulfur-releasing precursor
US-2021047561-A1 · Feb 18, 2021 · US
Synthesis of luminescent 2D layered materials using an amine-met al complex and a slow sulfur-releasing precursor
US-10883046-B2 · Jan 5, 2021 · US
Salt that includes an anion containing an unfluorinated dialkylamide sulfonyl and/or sulfoximide group and containing a perfluoroalkyl sulfonyl group
US-2020399212-A1 · Dec 24, 2020 · US
Carbon dioxide as a directing group for C—H functionalization reactions involving Lewis basic amines, alcohols, thiols, and phosphines for the synthesis of compounds
US-10865163-B2 · Dec 15, 2020 · US
Novel low molecular weight cationic lipids for oligonucleotide delivery
US-2020222540-A1 · Jul 16, 2020 · US
N-type thermoelectric conversion layer, thermoelectric conversion element, and composition for forming N-type thermoelectric conversion layer
US-10707398-B2 · Jul 7, 2020 · US
Bis(6-methyl-3-sulphophenyl)phenylphosphine, ammonium salt thereof, and method for producing same
US-10696701-B2 · Jun 30, 2020 · US
Branched trialkyl quaternary ammonium compounds
US-10640452-B2 · May 5, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C211/08?
- CPC C07C211/08 is the Cooperative Patent Classification code for “containing alkyl groups having a different number of carbon atoms.”
- How many patents are filed under CPC C07C211/08 (containing alkyl groups having a different number of carbon atoms)?
- Our database includes 72 publications tagged with this CPC code.
- Is patent activity under CPC C07C211/08 growing?
- Publication counts under this code: 3 in 2024 vs 2 in 2025 (latest complete years).