Method and apparatus for turning pens
US-11701790-B2 · Jul 18, 2023 · US
Devices for centering or chucking work · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B27C7/04 |
| Official title | Devices for centering or chucking work |
| Display label | Devices for centering or chucking work |
| Total patents | 7 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2018 | 2 |
| 2020 | 1 |
| 2022 | 2 |
| 2023 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11701790-B2 · Jul 18, 2023 · US
US-11506058-B2 · Nov 22, 2022 · US
US-2022152863-A1 · May 19, 2022 · US
US-2020139573-A1 · May 7, 2020 · US
US-2018073365-A1 · Mar 15, 2018 · US
US-9879536-B2 · Jan 30, 2018 · US
US-2017175528-A1 · Jun 22, 2017 · US