Shaft member for fluid bearing device, manufacturing method therefor, and fluid bearing device
US-10837486-B2 · Nov 17, 2020 · US
for grinding cylindrical surfaces externally (grinding combined cylindrical and conical surfaces B24B5/14)
for grinding cylindrical surfaces externally (grinding combined cylindrical and conical surfaces B24B5/14) · 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 | B24B5/04 |
| Official title | for grinding cylindrical surfaces externally (grinding combined cylindrical and conical surfaces B24B5/14) |
| Display label | for grinding cylindrical surfaces externally (grinding combined cylindrical and conical surfaces B24B5/14) |
| Total patents | 89 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 13 |
| 2017 | 11 |
| 2018 | 12 |
| 2019 | 11 |
| 2020 | 7 |
| 2021 | 8 |
| 2022 | 6 |
| 2023 | 1 |
| 2024 | 6 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Workpiece supporting device, processing device, processing method, method for manufacturing bearing, method for manufacturing vehicle, and method for manufacturing mechanical device
US-2020282511-A1 · Sep 10, 2020 · US
Polycrystalline silicon bar, polycrystalline silicon rod, and manufacturing method thereof
US-2020231450-A1 · Jul 23, 2020 · US
Method, apparatus and computer-readable medium for deburring
US-10603758-B1 · Mar 31, 2020 · US
Cannula and Method of Manufacturing the Cannula
US-2019344014-A1 · Nov 14, 2019 · US
Abrasive article and method of forming
US-10434626-B2 · Oct 8, 2019 · US
Chemical mechanical polishing apparatus for polishing workpiece
US-2019262968-A1 · Aug 29, 2019 · US
Machine tool
US-10391559-B2 · Aug 27, 2019 · US
Grinding machine
US-10322486-B2 · Jun 18, 2019 · US
Machine tool
US-10307877-B2 · Jun 4, 2019 · US
Method of manufacturing ground product and cup grinding stone
US-2019152021-A1 · May 23, 2019 · US
Cylindrical workpiece and a method and an apparatus for machining the cylindrical workpiece
US-10259092-B2 · Apr 16, 2019 · US
Method of machining surfaces of rotor disc and grinding machine therefor
US-10252382-B2 · Apr 9, 2019 · US
Portable hand pump for evacuation of fluids
US-10213532-B2 · Feb 26, 2019 · US
Tool for honing an external surface of a right cylindrical tube and method of use
US-10183373-B2 · Jan 22, 2019 · US
Portable hand pump for evacuation of fluids
US-2018256789-A1 · Sep 13, 2018 · US
Cam grinding device and cam grinding method
US-10071457-B2 · Sep 11, 2018 · US
End face grinding method and end face grinding device
US-10046430-B2 · Aug 14, 2018 · US
Grinding apparatus and grinding method
US-2018193978-A1 · Jul 12, 2018 · US
Grinding apparatus and grinding method
US-2018193976-A1 · Jul 12, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B24B5/04?
- CPC B24B5/04 is the Cooperative Patent Classification code for “for grinding cylindrical surfaces externally (grinding combined cylindrical and conical surfaces B24B5/14).”
- How many patents are filed under CPC B24B5/04 (for grinding cylindrical surfaces externally (grinding combined cylindrical and conical surfaces B24B5/14))?
- Our database includes 89 publications tagged with this CPC code.
- Is patent activity under CPC B24B5/04 growing?
- Publication counts under this code: 6 in 2024 vs 4 in 2025 (latest complete years).