Drilling device for reinforced concrete bored pile
US-12392104-B2 · Aug 19, 2025 · US
Piles varying in construction along their length {, i.e. along the body between head and shoe, e.g. made of different materials along their length (E02D5/50, E02D5/52 take precedence)} · Cooperative Patent Classification (CPC)
Building, mining, and civil engineering structures.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | E02D5/48 |
| Official title | Piles varying in construction along their length {, i.e. along the body between head and shoe, e.g. made of different materials along their length (E02D5/50, E02D5/52 take precedence)} |
| Display label | Piles varying in construction along their length {, i.e. along the body between head and shoe, e.g. made of different materials along their length (E02D5/50, E02D5/52 take precedence)} |
| Total patents | 15 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 2 |
| 2025 | 4 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12392104-B2 · Aug 19, 2025 · US
US-2025179752-A1 · Jun 5, 2025 · US
US-2025146242-A1 · May 8, 2025 · US
US-2025101700-A1 · Mar 27, 2025 · US
US-11629475-B2 · Apr 18, 2023 · US
US-2023081869-A1 · Mar 16, 2023 · US
US-11535999-B2 · Dec 27, 2022 · US
US-11008727-B2 · May 18, 2021 · US
US-2020370264-A1 · Nov 26, 2020 · US
US-2020173133-A1 · Jun 4, 2020 · US
US-10501905-B2 · Dec 10, 2019 · US
US-2019153692-A1 · May 23, 2019 · US
US-2018119380-A1 · May 3, 2018 · US
US-2017218590-A1 · Aug 3, 2017 · US
US-9587365-B2 · Mar 7, 2017 · US