Semiconductor photoresist compositions and methods of forming patterns using the composition
US-2025271754-A1 · Aug 28, 2025 · US
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Cinnamic acid
Cinnamic acid · 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 | C07C57/44 |
| Official title | Cinnamic acid |
| Display label | Cinnamic acid |
| Total patents | 16 |
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 | 1 |
| 2017 | 1 |
| 2018 | 5 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2023 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Photoactive compounds, photoresist compositions including the same, and pattern formation methods
US-2023314934-A1 · Oct 5, 2023 · US
Acid addition salts of apomorphine, pharmaceutical compositions containing the same, and methods of using the same
US-2021179561-A1 · Jun 17, 2021 · US
Polymer-supported transition catalyst
US-10800715-B2 · Oct 13, 2020 · US
Polymer-supported transition catalyst
US-10308562-B2 · Jun 4, 2019 · US
Vinylidene chloride polymer composition comprising at least one allyl cinnamate
US-2018355147-A1 · Dec 13, 2018 · US
Palladium(II)-silica supported catalyst
US-10150109-B2 · Dec 11, 2018 · US
Method for making and using a solid-supported catalyst
US-2018326409-A1 · Nov 15, 2018 · US
Method for catalytic synthesis of cinnamic acid with catalyst recycle
US-2018326410-A1 · Nov 15, 2018 · US
Forms and compositions of biaryl inhibitors of bruton's tyrosine kinase
US-2018282310-A1 · Oct 4, 2018 · US
Alkali metal cinnamate powder and method for preparation
US-9695102-B2 · Jul 4, 2017 · US
Salts of kukoamine B, preparation method and use thereof
US-9365504-B2 · Jun 14, 2016 · US
Use of sarmentine and its analogs for controlling plant pests
US-9179675-B2 · Nov 10, 2015 · US
Salts or co-crystals of 3-(3-dimethylamino-1-ethyl-2-methyl-propyl)-phenol
US-9133142-B2 · Sep 15, 2015 · US
Use of sarmentine and its analogs for controlling plant pests
US-2015111749-A1 · Apr 23, 2015 · US
Use of sarmentine and its analogs for controlling plant pests
US-8957000-B2 · Feb 17, 2015 · US