Molding machine
US-11794380-B2 · Oct 24, 2023 · US
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Compacting by gas pressure or vacuum
Compacting by gas pressure or vacuum · 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 | B22C15/23 |
| Official title | Compacting by gas pressure or vacuum |
| Display label | Compacting by gas pressure or vacuum |
| Total patents | 8 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2018 | 1 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Molding machine
US-11504886-B2 · Nov 22, 2022 · US
Molding machine
US-2021291409-A1 · Sep 23, 2021 · US
Molding machine
US-2021291410-A1 · Sep 23, 2021 · US
Molding method
US-2021291258-A1 · Sep 23, 2021 · US
Method of producing foamed sand and production apparatus for producing foamed sand
US-10730101-B2 · Aug 4, 2020 · US
Method of producing foamed sand and production apparatus for producing foamed sand
US-2018326473-A1 · Nov 15, 2018 · US
Sand casting mold production system and sand casting mold production method for producing sand casting mold
US-2016303646-A1 · Oct 20, 2016 · US