Random copolymers for use as base oils or lubricant additives
US-11453837-B2 · Sep 27, 2022 · US
Iron group metals, platinum group metals or compounds thereof · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C08F4/70 |
| Official title | Iron group metals, platinum group metals or compounds thereof |
| Display label | Iron group metals, platinum group metals or compounds thereof |
| Total patents | 81 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 9 |
| 2017 | 6 |
| 2018 | 8 |
| 2019 | 9 |
| 2020 | 4 |
| 2021 | 4 |
| 2022 | 13 |
| 2023 | 5 |
| 2024 | 7 |
| 2025 | 6 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11453837-B2 · Sep 27, 2022 · US
US-2022251268-A1 · Aug 11, 2022 · US
US-11401287-B2 · Aug 2, 2022 · US
US-2022144976-A1 · May 12, 2022 · US
US-11299566-B2 · Apr 12, 2022 · US
US-2022098339-A1 · Mar 31, 2022 · US
US-11279776-B2 · Mar 22, 2022 · US
US-2022033544-A1 · Feb 3, 2022 · US
US-2022017654-A1 · Jan 20, 2022 · US
US-2022002453-A1 · Jan 6, 2022 · US
US-2021395407-A1 · Dec 23, 2021 · US
US-2021261578-A1 · Aug 26, 2021 · US
US-2021245145-A1 · Aug 12, 2021 · US
US-11084957-B2 · Aug 10, 2021 · US
US-2020362273-A1 · Nov 19, 2020 · US
US-10815317-B2 · Oct 27, 2020 · US
US-10711075-B2 · Jul 14, 2020 · US
US-2020095363-A1 · Mar 26, 2020 · US
US-2019374932-A1 · Dec 12, 2019 · US
US-10435546-B2 · Oct 8, 2019 · US
Answers are generated from the same data shown on this page.