Caster wheel assembly for an outdoor power equipment machine
US-2023339264-A1 · Oct 26, 2023 · US
Single wheels
Single wheels · 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 | B60B33/0039 |
| Official title | {Single wheels} |
| Display label | Single wheels |
| Total patents | 76 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 6 |
| 2017 | 4 |
| 2018 | 2 |
| 2019 | 8 |
| 2020 | 6 |
| 2021 | 10 |
| 2022 | 8 |
| 2023 | 12 |
| 2024 | 7 |
| 2025 | 5 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Caster device, robot having the same, and method for driving robot
US-11701941-B2 · Jul 18, 2023 · US
Caster wheel assembly for an outdoor power equipment machine
US-11691456-B2 · Jul 4, 2023 · US
Power assisted mobility for surgical table
US-2023201061-A1 · Jun 29, 2023 · US
Caster wheel
US-11654715-B2 · May 23, 2023 · US
Omnidirectional wheel
US-11654714-B2 · May 23, 2023 · US
Rear steering hydraulic system
US-11654960-B2 · May 23, 2023 · US
Anti-shimmy device adapted for a wheel of a child carrier
US-2023059506-A1 · Feb 23, 2023 · US
Caster Wheel Orientation Sensor Assembly
US-2023046537-A1 · Feb 16, 2023 · US
Wheel shock absorption structure and child carrier
US-2023013591-A1 · Jan 19, 2023 · US
Robot cleaner
US-2022386833-A1 · Dec 8, 2022 · US
Caster wheel orientation sensor assembly
US-11511727-B2 · Nov 29, 2022 · US
An omni-direction wheel system and methods for controlling the omni-direction wheel system
US-2022339963-A2 · Oct 27, 2022 · US
Wheel mechanism for autonomous mobile device
US-11338616-B1 · May 24, 2022 · US
Omni-direction wheel system and methods for controlling the omni-direction wheel system
US-11267283-B2 · Mar 8, 2022 · US
Retractable guard assemblies
US-2022063330-A1 · Mar 3, 2022 · US
Omni-direction wheel system and methods for controlling the omni-direction wheel system
US-2022048316-A1 · Feb 17, 2022 · US
Rear steering cylinder dampening
US-11246255-B2 · Feb 15, 2022 · US
Autonomous surface cleaning robot for wet and dry cleaning
US-11185204-B2 · Nov 30, 2021 · US
Omnidirectional wheel
US-2021354507-A1 · Nov 18, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B60B33/0039?
- CPC B60B33/0039 is the Cooperative Patent Classification code for “Single wheels.”
- How many patents are filed under CPC B60B33/0039 (Single wheels)?
- Our database includes 76 publications tagged with this CPC code.
- Is patent activity under CPC B60B33/0039 growing?
- Publication counts under this code: 7 in 2024 vs 5 in 2025 (latest complete years).