Workpiece transport device
US-12576442-B2 · Mar 17, 2026 · US
Devices having a cross bar
Devices having a cross bar · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B21D43/052 |
| Official title | {Devices having a cross bar} |
| Display label | Devices having a cross bar |
| Total patents | 29 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 5 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 6 |
| 2020 | 2 |
| 2021 | 3 |
| 2022 | 4 |
| 2023 | 1 |
| 2024 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Workpiece transport device
US-2024149326-A1 · May 9, 2024 · US
Device and method for producing flow field plates
US-11695124-B2 · Jul 4, 2023 · US
Transfer mechanism and transfer device
US-11331712-B2 · May 17, 2022 · US
Device and method for producing flow field plates
US-2022093937-A1 · Mar 24, 2022 · US
Pendular handling system for a press line
US-11278951-B2 · Mar 22, 2022 · US
Device and method for producing flow field plates
US-11217795-B2 · Jan 4, 2022 · US
Transfer mechanism and transfer device
US-2021197246-A1 · Jul 1, 2021 · US
Device and method for producing flow field plates
US-2021135245-A1 · May 6, 2021 · US
Workpiece conveyance device
US-10906084-B2 · Feb 2, 2021 · US
Pendular handling system for a press line
US-2020290108-A1 · Sep 17, 2020 · US
Workpiece conveying apparatus for a pressing machine
US-10532392-B2 · Jan 14, 2020 · US
Crossbar support assemblies, bolster cart assemblies, and methods of adjusting a datum for locating a crossbar
US-10441990-B2 · Oct 15, 2019 · US
Crossbar support assemblies, bolster cart assemblies, and methods of adjusting a datum for locating a crossbar
US-2019160514-A1 · May 30, 2019 · US
Workpiece conveying apparatus for a pressing machine with two robots
US-10300520-B2 · May 28, 2019 · US
Workpiece conveyance device
US-2019151928-A1 · May 23, 2019 · US
Transfer tool
US-10239215-B2 · Mar 26, 2019 · US
Workpiece conveying apparatus for a pressing machine
US-10166683-B2 · Jan 1, 2019 · US
Workpiece conveying apparatus for a pressing machine
US-10052678-B2 · Aug 21, 2018 · US
Transfer tool
US-2018229375-A1 · Aug 16, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B21D43/052?
- CPC B21D43/052 is the Cooperative Patent Classification code for “Devices having a cross bar.”
- How many patents are filed under CPC B21D43/052 (Devices having a cross bar)?
- Our database includes 29 publications tagged with this CPC code.
- Is patent activity under CPC B21D43/052 growing?
- Publication counts under this code: 1 in 2023 vs 1 in 2024 (latest complete years).