Service providing mobile unit
US-12444760-B2 · Oct 14, 2025 · US
with two other wheels which are coaxial
with two other wheels which are coaxial · 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 | B62D61/04 |
| Official title | with two other wheels which are coaxial |
| Display label | with two other wheels which are coaxial |
| Total patents | 28 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 4 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 5 |
| 2024 | 2 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Tractor and vehicle equipped with tractor
US-12403778-B2 · Sep 2, 2025 · US
Mobile robot having a removable wheel-drive assembly
US-12240550-B2 · Mar 4, 2025 · US
Mobile drive unit having a split chassis
US-12030360-B2 · Jul 9, 2024 · US
Opening-closing control device, opening-closing control system, task system, opening-closing control method, and computer-readable medium
US-11987446-B2 · May 21, 2024 · US
Vehicle for uneven terrain
US-11702161-B2 · Jul 18, 2023 · US
Mobile robot having a removable wheel-drive assembly
US-2023150597-A1 · May 18, 2023 · US
Service providing mobile unit
US-2023116835-A1 · Apr 13, 2023 · US
Tractor and vehicle equipped with tractor
US-2023112240-A1 · Apr 13, 2023 · US
Drive unit with interface to mount and identify multiple different payload structures
US-11591023-B2 · Feb 28, 2023 · US
Vehicle for uneven terrain
US-2022234662-A1 · Jul 28, 2022 · US
Opening-closing control device, opening-closing control system, task system, opening-closing control method, and computer-readable medium
US-2022234826-A1 · Jul 28, 2022 · US
Opening-closing control device, opening-closing control system, task system, opening-closing control method, and computer-readable medium
US-2022234828-A1 · Jul 28, 2022 · US
Mobile Drive Unit Having A Split Chassis
US-2021276387-A1 · Sep 9, 2021 · US
Mobile robot having an improved suspension system
US-11077708-B2 · Aug 3, 2021 · US
Mobile drive unit having a split chassis
US-11001117-B2 · May 11, 2021 · US
Chassis with wheels
US-10906585-B2 · Feb 2, 2021 · US
Drive unit with interface to mount and identify multiple different payload structures
US-2020377153-A1 · Dec 3, 2020 · US
Configurable transportation structure
US-10744396-B2 · Aug 18, 2020 · US
Chassis structure for robot and robot with the same
US-2020133285-A1 · Apr 30, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B62D61/04?
- CPC B62D61/04 is the Cooperative Patent Classification code for “with two other wheels which are coaxial.”
- How many patents are filed under CPC B62D61/04 (with two other wheels which are coaxial)?
- Our database includes 28 publications tagged with this CPC code.
- Is patent activity under CPC B62D61/04 growing?
- Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).