Compositions of polyhydroxylated benzophenones and methods of treatment of neurodegenerative disorders
US-11180438-B2 · Nov 23, 2021 · US
polycyclic
polycyclic · 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 | C07C49/83 |
| Official title | polycyclic |
| Display label | polycyclic |
| Total patents | 81 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 14 |
| 2016 | 7 |
| 2017 | 11 |
| 2018 | 4 |
| 2019 | 11 |
| 2020 | 6 |
| 2021 | 8 |
| 2022 | 3 |
| 2023 | 8 |
| 2024 | 2 |
| 2025 | 5 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Calixarene compound and curable composition
US-11111225-B2 · Sep 7, 2021 · US
Series of Skin-Whitening (Lightening) Compounds
US-2021188751-A1 · Jun 24, 2021 · US
Compositions of polyhydroxylated benzophenones and methods of treatment of neurodegenerative disorders
US-2021171429-A1 · Jun 10, 2021 · US
Display device
US-2021143360-A1 · May 13, 2021 · US
Series of skin whitening (lightening) compounds
US-10941098-B2 · Mar 9, 2021 · US
Modulators of Liver Receptor Homologue 1 (LRH-1) and Uses
US-2021047258-A1 · Feb 18, 2021 · US
Photosensitive coloring composition, cured film, method for forming pattern, color filter, solid-state imaging element, and image display device
US-2020379346-A1 · Dec 3, 2020 · US
Modulators of liver receptor homologue 1 (LRH-1) and uses
US-10843996-B2 · Nov 24, 2020 · US
Polysubstituted benzene, preparation method thereof, and method of using the same
US-2020361893-A1 · Nov 19, 2020 · US
Fluorene compound and pharmaceutical use thereof
US-2020308109-A1 · Oct 1, 2020 · US
Compositions of polyhydroxylated benzophenones and methods of treatment of neurodegenerative disorders
US-2020087236-A9 · Mar 19, 2020 · US
Modulators of Liver Receptor Homologue 1 (LRH-1) and Uses
US-2020017433-A1 · Jan 16, 2020 · US
Method for preparing difluoroallylboronate and application thereof
US-10494383-B2 · Dec 3, 2019 · US
Process for preparing aryl ketone
US-10457621-B2 · Oct 29, 2019 · US
Inhibitors of bacterial RNA polymerase: arylpropanoyl, arylpropenoyl, and arylcyclopropanecarboxyl phloroglucinols
US-10450292-B2 · Oct 22, 2019 · US
Calixarene compound and curable composition
US-2019276421-A1 · Sep 12, 2019 · US
Phosphonium-based compound, epoxy resin composition containing same, semiconductor device manufactured using same
US-10385161-B2 · Aug 20, 2019 · US
Series of Skin Whitening (Lightening) Compounds
US-2019233359-A1 · Aug 1, 2019 · US
Fluorene compound and pharmaceutical use thereof
US-2019177271-A1 · Jun 13, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C49/83?
- CPC C07C49/83 is the Cooperative Patent Classification code for “polycyclic.”
- How many patents are filed under CPC C07C49/83 (polycyclic)?
- Our database includes 81 publications tagged with this CPC code.
- Is patent activity under CPC C07C49/83 growing?
- Publication counts under this code: 2 in 2024 vs 5 in 2025 (latest complete years).