Jack device and work machine equipped with jack device
US-12515930-B2 · Jan 6, 2026 · US
adjustable relative to piston · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B66F3/38 |
| Official title | adjustable relative to piston |
| Display label | adjustable relative to piston |
| Total patents | 12 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2017 | 2 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 1 |
| 2026 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12515930-B2 · Jan 6, 2026 · US
US-12410824-B2 · Sep 9, 2025 · US
US-12129158-B2 · Oct 29, 2024 · US
US-2024109759-A1 · Apr 4, 2024 · US
US-11873198-B2 · Jan 16, 2024 · US
US-2023339733-A1 · Oct 26, 2023 · US
US-2023011902-A1 · Jan 12, 2023 · US
US-2022381265-A1 · Dec 1, 2022 · US
US-11332351-B2 · May 17, 2022 · US
US-2021122618-A1 · Apr 29, 2021 · US
US-9821987-B2 · Nov 21, 2017 · US
US-2017174485-A1 · Jun 22, 2017 · US