Molded foam manufacturing apparatus and screw for molded foam manufacturing apparatus
US-12589533-B2 · Mar 31, 2026 · US
by injecting by forward movement of the plastizising screw
by injecting by forward movement of the plastizising screw · 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 | B29C44/422 |
| Official title | {by injecting by forward movement of the plastizising screw} |
| Display label | by injecting by forward movement of the plastizising screw |
| Total patents | 45 |
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 | 1 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 5 |
| 2022 | 9 |
| 2023 | 6 |
| 2024 | 4 |
| 2025 | 2 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Gas supply device, injection molding machine, and foam molding method
US-12583151-B2 · Mar 24, 2026 · US
Foam molding method, control method for injection molding machine for foam molding, and injection molding machine for foam molding
US-12576566-B2 · Mar 17, 2026 · US
System and methods for forming a sole structure
US-12552078-B2 · Feb 17, 2026 · US
Method for estimating gas concentration in molten resin in injection device for foam molding
US-2026021612-A1 · Jan 22, 2026 · US
Injection device for foam molding, injection molding machine, and foam molding method
US-2025121546-A1 · Apr 17, 2025 · US
Molded foam manufacturing apparatus and screw for molded foam manufacturing apparatus
US-2025001658-A1 · Jan 2, 2025 · US
Physical foaming agent introduction filter, and apparatus and method for producing foamed molded product
US-2024375328-A1 · Nov 14, 2024 · US
Screw of injection molding machine for foam molding, and injection molding machine
US-12138836-B2 · Nov 12, 2024 · US
Foam molding method, control method for injection molding machine for foam molding, and injection molding machine for foam molding
US-2024165860-A1 · May 23, 2024 · US
Gas supply device, injection molding machine, and foam molding method
US-2024017452-A1 · Jan 18, 2024 · US
Die for extrusion molding, plastic manufacturing device, and plastic manufacturing method
US-11826942-B2 · Nov 28, 2023 · US
Manufacturing method and manufacturing device for foam molded article
US-11820063-B2 · Nov 21, 2023 · US
Improved through-plane thermal conductivity using foam injection molding with core-back technology
US-2023364834-A1 · Nov 16, 2023 · US
System and methods for forming a sole structure
US-2023278305-A1 · Sep 7, 2023 · US
System and methods for forming a sole structure
US-11673358-B2 · Jun 13, 2023 · US
Manufacturing method and manufacturing device for foam molded article
US-2023021266-A1 · Jan 19, 2023 · US
Injection molding machine for foam molding
US-2022402177-A1 · Dec 22, 2022 · US
Screw of injection molding machine for foam molding and injection molding machine
US-11504891-B2 · Nov 22, 2022 · US
Manufacturing method and manufacturing device for foam molded article
US-11478969-B2 · Oct 25, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29C44/422?
- CPC B29C44/422 is the Cooperative Patent Classification code for “by injecting by forward movement of the plastizising screw.”
- How many patents are filed under CPC B29C44/422 (by injecting by forward movement of the plastizising screw)?
- Our database includes 45 publications tagged with this CPC code.
- Is patent activity under CPC B29C44/422 growing?
- Publication counts under this code: 4 in 2024 vs 2 in 2025 (latest complete years).