Method for expanding an end of a pipe and expander tool
US-11529666-B2 · Dec 20, 2022 · US
using pressure difference · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B29C57/08 |
| Official title | using pressure difference |
| Display label | using pressure difference |
| Total patents | 5 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2018 | 1 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11529666-B2 · Dec 20, 2022 · US
US-10953476-B2 · Mar 23, 2021 · US
US-2020094306-A1 · Mar 26, 2020 · US
US-2020061719-A1 · Feb 27, 2020 · US
US-2018304741-A1 · Oct 25, 2018 · US