Internal grinding device for pipes and weld joints
US-11590624-B2 · Feb 28, 2023 · US
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Adjustment means not specified or not covered by the groups B23B29/03435 - B23B29/03478
Adjustment means not specified or not covered by the groups B23B29/03435 - B23B29/03478 · 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 | B23B29/03489 |
| Official title | {Adjustment means not specified or not covered by the groups B23B29/03435 - B23B29/03478} |
| Display label | Adjustment means not specified or not covered by the groups B23B29/03435 - B23B29/03478 |
| Total patents | 9 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Internal grinding device for pipes and weld joints
US-2021170539-A1 · Jun 10, 2021 · US
Method and tool for removing a coating from a substrate
US-2020171617-A1 · Jun 4, 2020 · US
Machining apparatus
US-10220479-B2 · Mar 5, 2019 · US
Boring machine
US-9914175-B2 · Mar 13, 2018 · US
Machining apparatus
US-2017304978-A1 · Oct 26, 2017 · US
Repair device
US-9168615-B2 · Oct 27, 2015 · US
Tool radius adjusting method in machine tool and machine tool for practicing the method
US-9033623-B2 · May 19, 2015 · US
Tool holder with variable tool rotation radius, machine tool with tool holder, and machining method using machine tool
US-8950300-B2 · Feb 10, 2015 · US