Battery-powered dolly
US-12583333-B2 · Mar 24, 2026 · US
characterised by three-wheeled construction
characterised by three-wheeled construction · 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 | B62B3/12 |
| Official title | characterised by three-wheeled construction |
| Display label | characterised by three-wheeled construction |
| Total patents | 57 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 1 |
| 2018 | 8 |
| 2019 | 7 |
| 2020 | 7 |
| 2021 | 6 |
| 2022 | 6 |
| 2023 | 8 |
| 2024 | 6 |
| 2025 | 5 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for producing a press-hardened laser welded steel part and press-hardened laser welded steel part
US-12564900-B2 · Mar 3, 2026 · US
Power dolly
US-2025379460-A1 · Dec 11, 2025 · US
Movable vehicle
US-2025326420-A1 · Oct 23, 2025 · US
Movable vehicle
US-12371086-B2 · Jul 29, 2025 · US
Hand-driving movable body
US-2025145201-A1 · May 8, 2025 · US
Saw cart
US-12214527-B2 · Feb 4, 2025 · US
Removable electric propulsion system for a rolling object, in particular a bed
US-12048663-B2 · Jul 30, 2024 · US
Method for producing a press-hardened laser welded steel part and press-hardened laser welded steel part
US-2024227080-A1 · Jul 11, 2024 · US
Lift for moving containers
US-12024215-B2 · Jul 2, 2024 · US
Movable vehicle
US-2024174279-A1 · May 30, 2024 · US
Moving body
US-11938991-B2 · Mar 26, 2024 · US
Method for producing a press-hardened laser welded steel part and press-hardened laser welded steel part
US-11911847-B2 · Feb 27, 2024 · US
Riding vehicle
US-11807288-B2 · Nov 7, 2023 · US
Operation device
US-2023303142-A1 · Sep 28, 2023 · US
Battery-powered dolly
US-2023294523-A1 · Sep 21, 2023 · US
Removable electronic propulsion system for a rolling object with an automatic directional blocking means
US-2023201055-A1 · Jun 29, 2023 · US
Removable electric propulsion system for a rolling object with a means for combined and simultaneous gripping and lifting
US-2023201056-A1 · Jun 29, 2023 · US
Removable electric propulsion system for a rolling object with a device for releasing the handlebar
US-2023117322-A1 · Apr 20, 2023 · US
Saw cart
US-2023106037-A1 · Apr 6, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B62B3/12?
- CPC B62B3/12 is the Cooperative Patent Classification code for “characterised by three-wheeled construction.”
- How many patents are filed under CPC B62B3/12 (characterised by three-wheeled construction)?
- Our database includes 57 publications tagged with this CPC code.
- Is patent activity under CPC B62B3/12 growing?
- Publication counts under this code: 6 in 2024 vs 5 in 2025 (latest complete years).