Gas supply device, injection molding machine, and foam molding method
US-12583151-B2 · Mar 24, 2026 · US
Means for plasticising or homogenising the moulding material or forcing it into the mould {(combined with mould opening, closing or clamping devices B29C45/70)} · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B29C45/46 |
| Official title | Means for plasticising or homogenising the moulding material or forcing it into the mould {(combined with mould opening, closing or clamping devices B29C45/70)} |
| Display label | Means for plasticising or homogenising the moulding material or forcing it into the mould {(combined with mould opening, closing or clamping devices B29C45/70)} |
| Total patents | 61 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 1 |
| 2017 | 3 |
| 2018 | 1 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 9 |
| 2022 | 12 |
| 2023 | 5 |
| 2024 | 10 |
| 2025 | 6 |
| 2026 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12583151-B2 · Mar 24, 2026 · US
US-2025346734-A1 · Nov 13, 2025 · US
US-2025276475-A1 · Sep 4, 2025 · US
US-2025188261-A1 · Jun 12, 2025 · US
US-12311592-B2 · May 27, 2025 · US
US-12202180-B2 · Jan 21, 2025 · US
US-2025018627-A1 · Jan 16, 2025 · US
US-12157254-B2 · Dec 3, 2024 · US
US-2024353242-A1 · Oct 24, 2024 · US
US-12036711-B2 · Jul 16, 2024 · US
US-2024181689-A1 · Jun 6, 2024 · US
US-11969927-B2 · Apr 30, 2024 · US
US-11931937-B2 · Mar 19, 2024 · US
US-2024051208-A1 · Feb 15, 2024 · US
US-2024042664-A1 · Feb 8, 2024 · US
US-11879053-B2 · Jan 23, 2024 · US
US-2024017452-A1 · Jan 18, 2024 · US
US-2023373143-A1 · Nov 23, 2023 · US
US-11794390-B2 · Oct 24, 2023 · US
US-2023311379-A1 · Oct 5, 2023 · US
Answers are generated from the same data shown on this page.