Epoxide functionalized polyaromatic feedstock and polymers derived therefrom
US-12570623-B2 · Mar 10, 2026 · US
Bridged systems
Bridged systems · 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 | C07D495/18 |
| Official title | Bridged systems |
| Display label | Bridged systems |
| Total patents | 54 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 6 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 5 |
| 2020 | 7 |
| 2021 | 5 |
| 2022 | 4 |
| 2023 | 7 |
| 2024 | 5 |
| 2025 | 5 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Ras inhibitors
US-2026042740-A1 · Feb 12, 2026 · US
Ras inhibitors
US-12384750-B2 · Aug 12, 2025 · US
Opioid receptor modulators
US-2025122213-A1 · Apr 17, 2025 · US
Onium salt, chemically amplified positive resist composition, and resist pattern forming process
US-2025110400-A1 · Apr 3, 2025 · US
Macrocyclic mcl-1 inhibitors and methods of use
US-2025092062-A1 · Mar 20, 2025 · US
Opioid receptor modulators
US-12195478-B2 · Jan 14, 2025 · US
Ras inhibitors
US-2024400523-A1 · Dec 5, 2024 · US
Organic electroluminescent compound, organic electroluminescent material comprising the same, and organic electroluminescent device
US-2024381767-A1 · Nov 14, 2024 · US
Organic electroluminescent compound, organic electroluminescent material comprising the same, and organic electroluminescent device
US-12102001-B2 · Sep 24, 2024 · US
Ras inhibitors
US-11952352-B2 · Apr 9, 2024 · US
Fused pentacyclic imidazole derivatives
US-11912721-B2 · Feb 27, 2024 · US
Opioid receptor modulators
US-11840541-B2 · Dec 12, 2023 · US
Oxa- ibogaine inspired analogues for treatment of neurological and psychiatric disorders
US-2023382919-A1 · Nov 30, 2023 · US
Crystalline forms of compounds for preventing or treating sensory hair cell death
US-11779573-B2 · Oct 10, 2023 · US
Opioid receptor modulators
US-2023271976-A1 · Aug 31, 2023 · US
Ras inhibitors
US-2023234929-A1 · Jul 27, 2023 · US
Macrocyclic MCL-1 Inhibitors and Methods of Use
US-2023183261-A1 · Jun 15, 2023 · US
Ras inhibitors
US-11566007-B2 · Jan 31, 2023 · US
Epoxide functionalized polyaromatic feedstock and polymers derived therefrom
US-2022289700-A1 · Sep 15, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07D495/18?
- CPC C07D495/18 is the Cooperative Patent Classification code for “Bridged systems.”
- How many patents are filed under CPC C07D495/18 (Bridged systems)?
- Our database includes 54 publications tagged with this CPC code.
- Is patent activity under CPC C07D495/18 growing?
- Publication counts under this code: 5 in 2024 vs 5 in 2025 (latest complete years).