Synthesis of polycyclic-carbamoylpyridone compounds
US-2015368264-A1 · Dec 24, 2015 · US
Chemistry & Metallurgy
Chemistry & Metallurgy · 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 | C07C231/02 |
| Official title | — |
| Display label | Chemistry & Metallurgy (mapped technology topic) |
| Total patents | 648 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 69 |
| 2016 | 71 |
| 2017 | 65 |
| 2018 | 68 |
| 2019 | 73 |
| 2020 | 73 |
| 2021 | 53 |
| 2022 | 57 |
| 2023 | 41 |
| 2024 | 45 |
| 2025 | 27 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Lipids, lipid complexes and use thereof
US-2015359906-A1 · Dec 17, 2015 · US
New process
US-2015361034-A1 · Dec 17, 2015 · US
Polyamine transport inhibitors as novel therapeutics
US-9212131-B2 · Dec 15, 2015 · US
Copolymer, and method for preparing a monomer used to form the copolymer
US-2015344414-A1 · Dec 3, 2015 · US
Liquid composition
US-2015329754-A1 · Nov 19, 2015 · US
Continuous method for separating salts in the production of dimethylacetamide
US-2015329477-A1 · Nov 19, 2015 · US
Processes for forming amide bonds and compositions related thereto
US-2015315129-A1 · Nov 5, 2015 · US
Amides, use of amides as solvents for organic compounds, compositions and emulsions containing amides, and method for treating a plant
US-9169195-B2 · Oct 27, 2015 · US
Method for preparing 2-aminobenzamide derivatives
US-9162973-B2 · Oct 20, 2015 · US
Method for production of hydroxycarboxylic acid amide compounds and novel arylboronic acid compound
US-9162972-B2 · Oct 20, 2015 · US
Insecticidal compounds
US-2015291510-A1 · Oct 15, 2015 · US
Process for preparation of dronedarone by grignard reaction
US-2015274688-A1 · Oct 1, 2015 · US
Method for synthesizing rare earth metal extractant
US-9133100-B2 · Sep 15, 2015 · US
Lipids, lipid complexes and use thereof
US-9125820-B2 · Sep 8, 2015 · US
Synthesis of diamido gellants by using amino acid N-carboxyanhydrides
US-9126897-B2 · Sep 8, 2015 · US
Synthesis of diamido gellants by using Dane salts of amino acids
US-9126896-B2 · Sep 8, 2015 · US
Preparation and thermal curing of single-ring bis(cyanate) ester monomers
US-9126902-B1 · Sep 8, 2015 · US
Carbon-based fluorescent tracers as oil reservoir nano-agents
US-2015239826-A1 · Aug 27, 2015 · US
Carbon-based fluorescent tracers as oil reservoir nano-agents
US-2015233240-A1 · Aug 20, 2015 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C231/02?
- CPC C07C231/02 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
- How many patents are filed under CPC C07C231/02 (Chemistry & Metallurgy)?
- Our database includes 648 publications tagged with this CPC code.
- Is patent activity under CPC C07C231/02 growing?
- Publication counts under this code: 45 in 2024 vs 27 in 2025 (latest complete years).