Resist underlayer film material, patterning process, and method for forming resist underlayer film
US-2021397092-A1 · Dec 23, 2021 · US
Cyanuric or isocyanuric esters
Cyanuric or isocyanuric esters · 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 | C07D251/34 |
| Official title | Cyanuric or isocyanuric esters |
| Display label | Cyanuric or isocyanuric esters |
| Total patents | 99 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 10 |
| 2017 | 6 |
| 2018 | 14 |
| 2019 | 6 |
| 2020 | 10 |
| 2021 | 11 |
| 2022 | 5 |
| 2023 | 8 |
| 2024 | 7 |
| 2025 | 11 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Composition, production method for composition, and production method for unsaturated compound
US-2021292469-A1 · Sep 23, 2021 · US
Water-repellent substrate
US-11118085-B2 · Sep 14, 2021 · US
Resist underlayer composition, and method of forming patterns using the composition
US-2021230127-A1 · Jul 29, 2021 · US
Process for preparing isocyanurate
US-2021206730-A1 · Jul 8, 2021 · US
Nonaqueous electrolyte secondary battery
US-10991981-B2 · Apr 27, 2021 · US
Compound having isocyanuric skeleton and composition in which said compound is included
US-10988633-B2 · Apr 27, 2021 · US
Compounds having a stabilizing effect, method for producing said compounds, composition containing said stabilizing compounds, method for stabilizing an organic component, and use of stabilizing compounds
US-2020361879-A1 · Nov 19, 2020 · US
Process for preparing trimers and/or oligomers of diisocyanates
US-10793664-B2 · Oct 6, 2020 · US
Polyisocyanurate polymer and process for the production of polyisocyanurate polymers
US-10752723-B2 · Aug 25, 2020 · US
Process for producing polyisocyanurate plastics
US-10717805-B2 · Jul 21, 2020 · US
Resist underlayer film forming composition containing compound having hydantoin ring
US-2020201183-A1 · Jun 25, 2020 · US
Monoglycidyl isocyanurate compound and production method therefor
US-10676463-B2 · Jun 9, 2020 · US
Hybrid scorch retardant/cure co-agent
US-10640474-B2 · May 5, 2020 · US
Isocyanate Polymerization Catalyst, Preparation Method Thereof, And Method For Preparing Polyisocyanate By Using Same
US-2020123300-A1 · Apr 23, 2020 · US
Continuous dilution of polyisocyanates
US-2020115328-A1 · Apr 16, 2020 · US
Novel compound having isocyanuric skeleton and composition in which said compound is included
US-2020024241-A1 · Jan 23, 2020 · US
Nonaqueous electrolyte secondary battery
US-2019326640-A1 · Oct 24, 2019 · US
Water-repellent substrate
US-2019322893-A1 · Oct 24, 2019 · US
Method for producing isocyanuric acid derivative having one hydrocarbon group
US-2019161455-A1 · May 30, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07D251/34?
- CPC C07D251/34 is the Cooperative Patent Classification code for “Cyanuric or isocyanuric esters.”
- How many patents are filed under CPC C07D251/34 (Cyanuric or isocyanuric esters)?
- Our database includes 99 publications tagged with this CPC code.
- Is patent activity under CPC C07D251/34 growing?
- Publication counts under this code: 7 in 2024 vs 11 in 2025 (latest complete years).