Cylinder device and method of manufacturing piston rod
US-12576468-B2 · Mar 17, 2026 · US
for grinding cylindrical surfaces, e.g. on bolts
for grinding cylindrical surfaces, e.g. on bolts · 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 | B24B5/22 |
| Official title | for grinding cylindrical surfaces, e.g. on bolts |
| Display label | for grinding cylindrical surfaces, e.g. on bolts |
| Total patents | 25 |
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 | 1 |
| 2016 | 4 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 5 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 2 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Grinding tool kit, apparatus and method for finish machining of rolling surface of bearing roller
US-12515291-B2 · Jan 6, 2026 · US
Centerless grinding through the application of a helical twist to axial grooves
US-12157199-B2 · Dec 3, 2024 · US
Processing method and processing device for ceramic honeycomb structure
US-11919128-B2 · Mar 5, 2024 · US
Method for reinforcing concrete-filled steel tubular column with outer concrete-filled steel tube
US-11746545-B1 · Sep 5, 2023 · US
Grinding tool kit, apparatus and method for finish machining of rolling surface of bearing roller
US-2023182255-A1 · Jun 15, 2023 · US
Cylinder device and method of manufacturing piston rod
US-2023116767-A1 · Apr 13, 2023 · US
Antigravity shear-resisting and deformation-eliminating centerless grinding apparatus and machining method
US-2022097196-A1 · Mar 31, 2022 · US
Electrode sharpener cover retrofit attachment
US-11161214-B2 · Nov 2, 2021 · US
Grinding disk kit, grinding equipment and grinding method for finishing rolling surfaces of bearing rollers
US-2021146494-A1 · May 20, 2021 · US
Grinding machine
US-11000931-B2 · May 11, 2021 · US
Centerless grinding through the application of a helical twist to axial grooves
US-2020269379-A1 · Aug 27, 2020 · US
Electrode Sharpener Cover Retrofit Attachment
US-2020246934-A1 · Aug 6, 2020 · US
Processing method and processing device for ceramic honeycomb structure
US-2020238470-A1 · Jul 30, 2020 · US
Rack bar and method for manufacturing rack bar
US-2020056693-A1 · Feb 20, 2020 · US
Torsional severe plastic deformation method for metal bar, employing surface polishing to improve mechanical properties of metal bar
US-2020009631-A1 · Jan 9, 2020 · US
Machining device with a detachably mounted spindle unit
US-10173295-B2 · Jan 8, 2019 · US
Grinding machine
US-9999961-B2 · Jun 19, 2018 · US
Rack bar and method for manufacturing rack bar
US-2018031104-A1 · Feb 1, 2018 · US
Machining device
US-2017095898-A1 · Apr 6, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B24B5/22?
- CPC B24B5/22 is the Cooperative Patent Classification code for “for grinding cylindrical surfaces, e.g. on bolts.”
- How many patents are filed under CPC B24B5/22 (for grinding cylindrical surfaces, e.g. on bolts)?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC B24B5/22 growing?
- Publication counts under this code: 3 in 2023 vs 2 in 2024 (latest complete years).