Dual rotor spreader system
US-11490561-B2 · Nov 8, 2022 · US
in which the load is disposed between the wheel axis and the handles, e.g. wheelbarrows · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B62B1/18 |
| Official title | in which the load is disposed between the wheel axis and the handles, e.g. wheelbarrows |
| Display label | in which the load is disposed between the wheel axis and the handles, e.g. wheelbarrows |
| Total patents | 11 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 4 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11490561-B2 · Nov 8, 2022 · US
US-2022274635-A1 · Sep 1, 2022 · US
US-11390307-B2 · Jul 19, 2022 · US
US-2022169296-A1 · Jun 2, 2022 · US
US-2021129884-A1 · May 6, 2021 · US
US-10854120-B2 · Dec 1, 2020 · US
US-2020053956-A1 · Feb 20, 2020 · US
US-2019311659-A1 · Oct 10, 2019 · US
US-10000159-B2 · Jun 19, 2018 · US
US-2017291553-A1 · Oct 12, 2017 · US
US-9282695-B2 · Mar 15, 2016 · US