Preparation method for thermally expandable microsphere containing hydrophilic organic-modified colloidal silicon dioxide
US-2025145787-A1 · May 8, 2025 · US
Diallyl phthalate · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C08F218/18 |
| Official title | Diallyl phthalate |
| Display label | Diallyl phthalate |
| Total patents | 10 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2025 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2025145787-A1 · May 8, 2025 · US
US-11046812-B2 · Jun 29, 2021 · US
US-10815364-B2 · Oct 27, 2020 · US
US-2019382547-A1 · Dec 19, 2019 · US
US-2019100617-A1 · Apr 4, 2019 · US
US-2018215903-A1 · Aug 2, 2018 · US
US-2018059437-A1 · Mar 1, 2018 · US
US-2016122598-A1 · May 5, 2016 · US
US-9208923-B2 · Dec 8, 2015 · US
US-9034977-B2 · May 19, 2015 · US