Portable cutting machine
US-12290960-B2 · May 6, 2025 · US
designed for working internal surfaces of revolution, e.g. of cylindrical or conical shapes
designed for working internal surfaces of revolution, e.g. of cylindrical or conical shapes · 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 | B24B33/02 |
| Official title | designed for working internal surfaces of revolution, e.g. of cylindrical or conical shapes |
| Display label | designed for working internal surfaces of revolution, e.g. of cylindrical or conical shapes |
| Total patents | 59 |
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 | 6 |
| 2016 | 8 |
| 2017 | 8 |
| 2018 | 5 |
| 2019 | 10 |
| 2020 | 5 |
| 2021 | 3 |
| 2022 | 7 |
| 2023 | 4 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Chamber components with polished internal apertures
US-12162115-B2 · Dec 10, 2024 · US
Workpiece grinding method
US-2024227109-A1 · Jul 11, 2024 · US
Center shaft machining apparatus
US-11845159-B2 · Dec 19, 2023 · US
Chamber components with polished internal apertures
US-2023339065-A1 · Oct 26, 2023 · US
Portable Cutting Machine
US-2023302684-A1 · Sep 28, 2023 · US
Chamber components with polished internal apertures
US-11724353-B2 · Aug 15, 2023 · US
Method and system for a cylinder liner
US-11536218-B1 · Dec 27, 2022 · US
Honing tool and method for machining a bearing part
US-2022371150-A1 · Nov 24, 2022 · US
Cylinder liner and manufacturing method for same
US-11499498-B2 · Nov 15, 2022 · US
Chamber components with polished internal apertures
US-2022297256-A1 · Sep 22, 2022 · US
Center shaft machining apparatus
US-2022266405-A1 · Aug 25, 2022 · US
Chamber components with polished internal apertures
US-11370078-B2 · Jun 28, 2022 · US
Cylinder liner and manufacturing method for same
US-2022025829-A1 · Jan 27, 2022 · US
Methods for manufacturing a drum and a spring brake for an electromechanical actuator, associated electromechanical actuator and home automation installation
US-11149492-B2 · Oct 19, 2021 · US
Machining method and machining device
US-11077503-B2 · Aug 3, 2021 · US
Mechanical roughening by a tool with translatable swaging blades
US-10981233-B2 · Apr 20, 2021 · US
Methods for manufacturing a drum and a spring brake for an electromechanical actuator, associated electromechanical actuator and home automation installation
US-2020378182-A1 · Dec 3, 2020 · US
Mechanical roughening by a tool with translatable swaging blades
US-2020230839-A1 · Jul 23, 2020 · US
Method for producing bearing components by means of a production line, production line and production system
US-10695885-B2 · Jun 30, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B24B33/02?
- CPC B24B33/02 is the Cooperative Patent Classification code for “designed for working internal surfaces of revolution, e.g. of cylindrical or conical shapes.”
- How many patents are filed under CPC B24B33/02 (designed for working internal surfaces of revolution, e.g. of cylindrical or conical shapes)?
- Our database includes 59 publications tagged with this CPC code.
- Is patent activity under CPC B24B33/02 growing?
- Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).