Machine tool
US-11465230-B2 · Oct 11, 2022 · US
for turning axles, bars, rods, tubes, rolls, i.e. shaft-turning lathes, roll lathes; Centreless turning
for turning axles, bars, rods, tubes, rolls, i.e. shaft-turning lathes, roll lathes; Centreless turning · 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 | B23B5/08 |
| Official title | for turning axles, bars, rods, tubes, rolls, i.e. shaft-turning lathes, roll lathes; Centreless turning |
| Display label | for turning axles, bars, rods, tubes, rolls, i.e. shaft-turning lathes, roll lathes; Centreless turning |
| Total patents | 73 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 3 |
| 2017 | 11 |
| 2018 | 11 |
| 2019 | 8 |
| 2020 | 12 |
| 2021 | 7 |
| 2022 | 7 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Pipe machining system for positioning pipe machining apparatus in three-dimensional coordinate system
US-2021354259-A1 · Nov 18, 2021 · US
Machine tool
US-2021291294-A1 · Sep 23, 2021 · US
Pipe machining system for positioning pipe machining apparatus in three-dimensional coordinate system
US-11097394-B2 · Aug 24, 2021 · US
Torsion bar active length control and method of manufacturing
US-2021205937-A1 · Jul 8, 2021 · US
Internal grinding device for pipes and weld joints
US-2021170539-A1 · Jun 10, 2021 · US
Torsion bar active length control and method of manufacturing
US-11020827-B2 · Jun 1, 2021 · US
Rapidly retractable tool support for a pipe machining apparatus
US-10919097-B2 · Feb 16, 2021 · US
Pipe machining apparatuses and methods of operating the same
US-10835960-B2 · Nov 17, 2020 · US
Systems, apparatuses and methods of machining pipes and/or pipe flanges
US-2020276659-A1 · Sep 3, 2020 · US
Wire rod for cutting work
US-2020248291-A1 · Aug 6, 2020 · US
Pipe machining apparatuses and methods of operating the same
US-10730120-B2 · Aug 4, 2020 · US
Rapidly retractable tool support for a pipe machining apparatus
US-2020230717-A1 · Jul 23, 2020 · US
Adjustable templates for pipe cutting frames
US-10675721-B2 · Jun 9, 2020 · US
Systems, apparatuses and methods of machining pipes and/or pipe flanges
US-10675692-B2 · Jun 9, 2020 · US
High-speed grooving method
US-10675688-B2 · Jun 9, 2020 · US
Systems and devices for performing powered threading operations
US-10668548-B2 · Jun 2, 2020 · US
Rapidly retractable tool support for a pipe machining apparatus
US-10610936-B2 · Apr 7, 2020 · US
Microfabrication device, microfabrication method, transfer mold, and transfer object
US-2020094430-A1 · Mar 26, 2020 · US
Process for manufacturing a hollow roller and roller bearing including such a roller
US-10584749-B2 · Mar 10, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B23B5/08?
- CPC B23B5/08 is the Cooperative Patent Classification code for “for turning axles, bars, rods, tubes, rolls, i.e. shaft-turning lathes, roll lathes; Centreless turning.”
- How many patents are filed under CPC B23B5/08 (for turning axles, bars, rods, tubes, rolls, i.e. shaft-turning lathes, roll lathes; Centreless turning)?
- Our database includes 73 publications tagged with this CPC code.
- Is patent activity under CPC B23B5/08 growing?
- Publication counts under this code: 2 in 2024 vs 2 in 2025 (latest complete years).