Powered sharpener with manual hone stage
US-2020376621-A1 · Dec 3, 2020 · US
of hand or table knives
of hand or table knives · 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 | B24B3/54 |
| Official title | of hand or table knives |
| Display label | of hand or table knives |
| Total patents | 89 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 7 |
| 2017 | 15 |
| 2018 | 16 |
| 2019 | 6 |
| 2020 | 9 |
| 2021 | 5 |
| 2022 | 7 |
| 2023 | 5 |
| 2024 | 6 |
| 2025 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Powered sharpener with manual hone stage
US-10850361-B1 · Dec 1, 2020 · US
Tool sharpener with tiltable sharpening stage
US-2020361061-A1 · Nov 19, 2020 · US
Powered sharpener with controlled deflection of flexible abrasive member
US-10814451-B2 · Oct 27, 2020 · US
Semiconductor memory device and method for manufacturing same
US-2020269456-A1 · Aug 27, 2020 · US
Automatic knife sharpening machine with sharpness detection
US-2020246933-A1 · Aug 6, 2020 · US
Cutter
US-10730193-B2 · Aug 4, 2020 · US
Semiconductor memory device and method for manufacturing same
US-10682779-B2 · Jun 16, 2020 · US
Rotatable edge guide to support a cutting tool during a sharpening operation
US-2020016717-A1 · Jan 16, 2020 · US
Self-service knife sharpening kiosk
US-2019366499-A1 · Dec 5, 2019 · US
Semiconductor memory device and method for manufacturing same
US-2019291290-A1 · Sep 26, 2019 · US
Rotatable edge guide to support a cutting tool during a sharpening operation
US-10421171-B2 · Sep 24, 2019 · US
Semiconductor memory device and method for manufacturing same
US-10369715-B2 · Aug 6, 2019 · US
Cutting edge with cold forged notches to enhance cutting performance
US-2019210096-A1 · Jul 11, 2019 · US
Powered Sharpener with User Directed Indicator Mechanism
US-2019084113-A1 · Mar 21, 2019 · US
Method of manufacturing diamond knife for ultra-microtome for continuous cutting
US-2018345437-A1 · Dec 6, 2018 · US
Cutting tool sharpener
US-10124458-B2 · Nov 13, 2018 · US
Powered tool sharpener with variable material take off (MTO) rate
US-10099336-B2 · Oct 16, 2018 · US
Cutting Edge with Microscopically Sized Channels to Enhance Cutting Performance
US-2018264662-A1 · Sep 20, 2018 · US
Cutting tool sharpener
US-2018243875-A1 · Aug 30, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B24B3/54?
- CPC B24B3/54 is the Cooperative Patent Classification code for “of hand or table knives.”
- How many patents are filed under CPC B24B3/54 (of hand or table knives)?
- Our database includes 89 publications tagged with this CPC code.
- Is patent activity under CPC B24B3/54 growing?
- Publication counts under this code: 6 in 2024 vs 6 in 2025 (latest complete years).