Roller for a roller hearth furnace
US-11867463-B2 · Jan 9, 2024 · US
Skids or tracks for heavy objects · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F27D3/02 |
| Official title | Skids or tracks for heavy objects |
| Display label | Skids or tracks for heavy objects |
| Total patents | 7 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 1 |
| 2024 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11867463-B2 · Jan 9, 2024 · US
US-11519052-B2 · Dec 6, 2022 · US
US-2021332455-A1 · Oct 28, 2021 · US
US-2021310737-A1 · Oct 7, 2021 · US
US-10815546-B2 · Oct 27, 2020 · US
US-2019144964-A1 · May 16, 2019 · US
US-9200668-B2 · Dec 1, 2015 · US