Co-crystal of ketoprofen and its preparation, pharmaceutical compositions comprising the same and uses thereof
US-12528760-B2 · Jan 20, 2026 · US
containing six-membered aromatic rings
containing six-membered aromatic rings · 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 | C07C57/30 |
| Official title | containing six-membered aromatic rings |
| Display label | containing six-membered aromatic rings |
| Total patents | 50 |
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 | 4 |
| 2016 | 6 |
| 2017 | 3 |
| 2018 | 4 |
| 2019 | 5 |
| 2020 | 3 |
| 2021 | 5 |
| 2022 | 4 |
| 2023 | 7 |
| 2024 | 5 |
| 2025 | 2 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Solid forms of fasoracetam
US-2026015336-A1 · Jan 15, 2026 · US
Catalytic carboxycarbonylation of alkenes to form anhydrides
US-2025368598-A1 · Dec 4, 2025 · US
Co-crystals of nonsteroidal anti-inflammatory drugs, lysine and gabapentin, pharmaceutical compositions and their medical use
US-2025025435-A1 · Jan 23, 2025 · US
Compositions and methods for treatment of cancer
US-2024358705-A1 · Oct 31, 2024 · US
Weed control method
US-2024251792-A1 · Aug 1, 2024 · US
Methods for preparing l-glufosinate
US-2024182502-A1 · Jun 6, 2024 · US
Process for preparing 1-indanone compounds by intramolecular Friedel-Crafts reaction of alpha,alpha-dialkylmalonate derivatives
US-11952335-B2 · Apr 9, 2024 · US
Process of producing alpha-hydroxy compounds and uses thereof
US-11882852-B2 · Jan 30, 2024 · US
Process for preparing 2,6-dialkylphenylacetic acids
US-11691938-B2 · Jul 4, 2023 · US
Solid forms of fasoracetam
US-2023203001-A1 · Jun 29, 2023 · US
Continuous flow synthesis of ibuprofen
US-11639326-B2 · May 2, 2023 · US
Stable equivalent of resolvin e2
US-2023099067-A1 · Mar 30, 2023 · US
Solid forms of fasoracetam
US-11608324-B2 · Mar 21, 2023 · US
3-(2-bromo-4-alkynyl-6-alkoxyphenyl)-substituted 5-spirocyclohexyl-3-pyrrolin-2-ones and their use as herbicides
US-2023059463-A1 · Feb 23, 2023 · US
Co-crystal of ketoprofen and its preparation, pharmaceutical compositions comprising the same and uses thereof
US-2023002302-A1 · Jan 5, 2023 · US
Specifically substituted 3-phenyl-5-spirocyclopentyl-3-pyrrolin-2-ones and their use as herbicides
US-2022386606-A1 · Dec 8, 2022 · US
Solid state forms of fezagepras and process for preparation thereof
US-2022380288-A1 · Dec 1, 2022 · US
Process for preparing 1-indanone compounds by intramolecular friedel-crafts reaction of alpha,alpha-dialkylmalonate derivatives
US-2022356143-A1 · Nov 10, 2022 · US
Novel 3-(2-bromo-4-alkynyl-6-alkoxyphenyl)-3-pyrrolin-2-ones and their use as herbicides
US-2022056040-A1 · Feb 24, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C57/30?
- CPC C07C57/30 is the Cooperative Patent Classification code for “containing six-membered aromatic rings.”
- How many patents are filed under CPC C07C57/30 (containing six-membered aromatic rings)?
- Our database includes 50 publications tagged with this CPC code.
- Is patent activity under CPC C07C57/30 growing?
- Publication counts under this code: 5 in 2024 vs 2 in 2025 (latest complete years).