Injection molding apparatus and cotter
US-2025058506-A1 · Feb 20, 2025 · US
Applying a pressurised fluid to the outer surface of the injected material inside the mould cavity, e.g. for preventing shrinkage marks
Applying a pressurised fluid to the outer surface of the injected material inside the mould cavity, e.g. for preventing shrinkage marks · 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 | B29C45/174 |
| Official title | {Applying a pressurised fluid to the outer surface of the injected material inside the mould cavity, e.g. for preventing shrinkage marks} |
| Display label | Applying a pressurised fluid to the outer surface of the injected material inside the mould cavity, e.g. for preventing shrinkage marks |
| Total patents | 41 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 6 |
| 2017 | 5 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 8 |
| 2021 | 3 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Mold insert with conduits for cooling injection molded item
US-2024342971-A1 · Oct 17, 2024 · US
Method for simultaneous closed loop control of gas assist and gas counter pressure in an injection molding process relative to plastic melt pressure and plastic melt flow position
US-12097648-B2 · Sep 24, 2024 · US
Single-phase solution molding
US-11911936-B2 · Feb 27, 2024 · US
Method for simultaneous closed loop control of gas assist and gas counter pressure in an injection molding process relative to plastic melt pressure and plastic melt flow position
US-2023339158-A1 · Oct 26, 2023 · US
Method for simultaneous closed loop control of gas assist and gas counter pressure in an injection molding process relative to plastic melt pressure and plastic melt flow position
US-11718003-B2 · Aug 8, 2023 · US
System of injection-moulding machine closing units
US-11633895-B2 · Apr 25, 2023 · US
Method for producing a trim part of a motor vehicle
US-11485060-B2 · Nov 1, 2022 · US
Method for manufacturing resin pipe
US-11453150-B2 · Sep 27, 2022 · US
Method for manufacturing resin pipe
US-2021354350-A1 · Nov 18, 2021 · US
Process for molding thin-walled skins
US-11007693-B2 · May 18, 2021 · US
Single-phase solution molding
US-2021086412-A1 · Mar 25, 2021 · US
Single-phase solution molding
US-10850434-B2 · Dec 1, 2020 · US
Systems and methods to fabricate an injection molded piece with a weakened portion
US-10792848-B2 · Oct 6, 2020 · US
Injection molding apparatus and injection molding method
US-2020307042-A1 · Oct 1, 2020 · US
Injection molding apparatus and injection molding method
US-2020180200-A1 · Jun 11, 2020 · US
Injection molding apparatus and injection molding method
US-2020180195-A1 · Jun 11, 2020 · US
System of injection-moulding machine closing units
US-2020171728-A1 · Jun 4, 2020 · US
Method and device for producing a trim part of a motor vehicle, use of the device
US-2020171725-A1 · Jun 4, 2020 · US
Method for producing a component assembly for a motor vehicle, component assembly for a motor vehicle, and motor vehicle having the component assembly
US-10596738-B2 · Mar 24, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29C45/174?
- CPC B29C45/174 is the Cooperative Patent Classification code for “Applying a pressurised fluid to the outer surface of the injected material inside the mould cavity, e.g. for preventing shrinkage marks.”
- How many patents are filed under CPC B29C45/174 (Applying a pressurised fluid to the outer surface of the injected material inside the mould cavity, e.g. for preventing shrinkage marks)?
- Our database includes 41 publications tagged with this CPC code.
- Is patent activity under CPC B29C45/174 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).