Production process of polyester micropowders
US-2023312915-A1 · Oct 5, 2023 · US
the dicarboxylic acids and dihydroxy compounds having the hydroxy and the carboxyl groups directly linked to aromatic rings · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C08J2467/03 |
| Official title | the dicarboxylic acids and dihydroxy compounds having the hydroxy and the carboxyl groups directly linked to aromatic rings |
| Display label | the dicarboxylic acids and dihydroxy compounds having the hydroxy and the carboxyl groups directly linked to aromatic rings |
| Total patents | 75 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 7 |
| 2019 | 5 |
| 2020 | 8 |
| 2021 | 6 |
| 2022 | 5 |
| 2023 | 10 |
| 2024 | 10 |
| 2025 | 2 |
| 2026 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2023312915-A1 · Oct 5, 2023 · US
US-11767422-B2 · Sep 26, 2023 · US
US-2023279222-A1 · Sep 7, 2023 · US
US-2023257515-A1 · Aug 17, 2023 · US
US-2023242723-A1 · Aug 3, 2023 · US
US-2023183436-A1 · Jun 15, 2023 · US
US-2023144380-A1 · May 11, 2023 · US
US-2023105129-A1 · Apr 6, 2023 · US
US-2022418111-A1 · Dec 29, 2022 · US
US-2022288823-A1 · Sep 15, 2022 · US
US-2022282034-A1 · Sep 8, 2022 · US
US-11427688-B2 · Aug 30, 2022 · US
US-2022017742-A1 · Jan 20, 2022 · US
US-2021403708-A1 · Dec 30, 2021 · US
US-11104795-B2 · Aug 31, 2021 · US
US-2021165149-A1 · Jun 3, 2021 · US
US-11021603-B2 · Jun 1, 2021 · US
US-11001687-B2 · May 11, 2021 · US
US-2021002477-A1 · Jan 7, 2021 · US
US-10723875-B2 · Jul 28, 2020 · US
Answers are generated from the same data shown on this page.