Flow-type field-flow fractionation apparatus
US-11590511-B2 · Feb 28, 2023 · US
Preparatory heating · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B03B1/02 |
| Official title | Preparatory heating |
| Display label | Preparatory heating |
| Total patents | 11 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 2 |
| 2021 | 2 |
| 2023 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11590511-B2 · Feb 28, 2023 · US
US-2021268514-A1 · Sep 2, 2021 · US
US-11059048-B2 · Jul 13, 2021 · US
US-2019055475-A1 · Feb 21, 2019 · US
US-2019039073-A1 · Feb 7, 2019 · US
US-10144011-B2 · Dec 4, 2018 · US
US-2018187285-A1 · Jul 5, 2018 · US
US-2017173591-A1 · Jun 22, 2017 · US
US-2017001201-A1 · Jan 5, 2017 · US
US-9480991-B2 · Nov 1, 2016 · US
US-9375759-B2 · Jun 28, 2016 · US