Workpiece grinding method
US-2022362900-A1 · Nov 17, 2022 · US
relating to feed movement
relating to feed movement · 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 | B24B47/20 |
| Official title | relating to feed movement |
| Display label | relating to feed movement |
| Total patents | 88 |
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 | 1 |
| 2017 | 4 |
| 2018 | 4 |
| 2019 | 16 |
| 2020 | 7 |
| 2021 | 13 |
| 2022 | 18 |
| 2023 | 11 |
| 2024 | 10 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Wheel outer rim groove polishing device
US-11479215-B2 · Oct 25, 2022 · US
Multi-functional wheel deburring device
US-11471992-B2 · Oct 18, 2022 · US
Grinding apparatus
US-2022281063-A1 · Sep 8, 2022 · US
Method of grinding plate-shaped workpiece
US-2022266406-A1 · Aug 25, 2022 · US
Grinding apparatus
US-2022262641-A1 · Aug 18, 2022 · US
Controllable magnetic field-assisted finishing apparatus for inner surface and method
US-2022234158-A1 · Jul 28, 2022 · US
Processing machine
US-2022143772-A1 · May 12, 2022 · US
Tilt adjusting mechanism for chuck table
US-11311975-B2 · Apr 26, 2022 · US
Rope traction type grinding, cleaning, and coating integrated operation robot
US-11298830-B2 · Apr 12, 2022 · US
Grinding wheel and grinding apparatus
US-11273534-B2 · Mar 15, 2022 · US
Grinding apparatus
US-2022063051-A1 · Mar 3, 2022 · US
Apparatus and method for cutoff machining sintered magnet
US-2022063049-A1 · Mar 3, 2022 · US
Workpiece grinding method
US-2022016741-A1 · Jan 20, 2022 · US
Rope traction type grinding, cleaning, and coating integrated operation robot
US-2021387351-A1 · Dec 16, 2021 · US
Apparatus and method for cutoff machining sintered magnet
US-11185958-B2 · Nov 30, 2021 · US
Wheel flange height difference detection and annular groove burr clearing device
US-11105606-B2 · Aug 31, 2021 · US
Processing apparatus
US-2021260711-A1 · Aug 26, 2021 · US
Polishing head system and polishing apparatus
US-2021237224-A1 · Aug 5, 2021 · US
Wafer producing method and wafer producing apparatus
US-2021221026-A1 · Jul 22, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B24B47/20?
- CPC B24B47/20 is the Cooperative Patent Classification code for “relating to feed movement.”
- How many patents are filed under CPC B24B47/20 (relating to feed movement)?
- Our database includes 88 publications tagged with this CPC code.
- Is patent activity under CPC B24B47/20 growing?
- Publication counts under this code: 10 in 2024 vs 3 in 2025 (latest complete years).