Feeding device for feeding fluff and granules into an extruder
US-12343904-B2 · Jul 1, 2025 · US
with means for pretreatment of the charges or fibres
with means for pretreatment of the charges or fibres · 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 | B29B7/905 |
| Official title | {with means for pretreatment of the charges or fibres} |
| Display label | with means for pretreatment of the charges or fibres |
| Total patents | 49 |
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 | 3 |
| 2016 | 3 |
| 2017 | 7 |
| 2018 | 4 |
| 2019 | 6 |
| 2020 | 4 |
| 2021 | 7 |
| 2022 | 3 |
| 2023 | 5 |
| 2024 | 6 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Injection molding pellet and pellet producing method
US-2024342958-A1 · Oct 17, 2024 · US
Method of Producing Fiber Assembly and Method of Producing Prepreg Sheet
US-2024326293-A1 · Oct 3, 2024 · US
Spindle-shaped carbon fiber-containing aggregate, manufacturing method for same, carbon fiber-reinforced thermoplastic resin pellets containing recycled carbon fibers, and manufacturing method for same
US-2024262010-A1 · Aug 8, 2024 · US
Thermally fused board manufacturing apparatus and mixing apparatus
US-2024190037-A1 · Jun 13, 2024 · US
Kneading method for fiber-reinforced thermoplastic resin, plasticizing device, and extruding machine
US-11992973-B2 · May 28, 2024 · US
Feeding device and method for feeding fluff and granules into an extruder
US-2024140013-A1 · May 2, 2024 · US
A method for producing a carbon-silicon composite material powder, and a carbon-silicon composite material powder
US-2023261174-A1 · Aug 17, 2023 · US
Blended fiber mat formation for structural applications
US-11717986-B2 · Aug 8, 2023 · US
Fiber mat formation for structural applications
US-11642815-B2 · May 9, 2023 · US
Method for fabrication of 3D printed part with high through-plane thermal conductivity
US-11618182-B2 · Apr 4, 2023 · US
Method for fabrication of 3d printed part with high through-plane thermal conductivity
US-2023009609-A1 · Jan 12, 2023 · US
Molding method and molding apparatus of molded article comprising fiber-reinforced thermoplastic resin
US-11472082-B2 · Oct 18, 2022 · US
Process for producing fiber-polymer composites
US-11331830-B2 · May 17, 2022 · US
Heat-resistant chlorine-containing crosslinked resin formed body and method for producing the same, silane master batch, master batch mixture and formed body thereof, and heat-resistant product
US-11242453-B2 · Feb 8, 2022 · US
Blended fiber mat formation for structural applications
US-11072092-B2 · Jul 27, 2021 · US
Process and system of debundling fiber tow for use in preform mats and molding compositions containing such fibers
US-11066762-B2 · Jul 20, 2021 · US
Blended fiber mat formation for structural applications
US-2021206024-A1 · Jul 8, 2021 · US
Kneading method for fiber-reinforced thermoplastic resin, plasticizing device, and extruding machine
US-2021197420-A1 · Jul 1, 2021 · US
Injection molding method and injection molding machine
US-10926436-B2 · Feb 23, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29B7/905?
- CPC B29B7/905 is the Cooperative Patent Classification code for “with means for pretreatment of the charges or fibres.”
- How many patents are filed under CPC B29B7/905 (with means for pretreatment of the charges or fibres)?
- Our database includes 49 publications tagged with this CPC code.
- Is patent activity under CPC B29B7/905 growing?
- Publication counts under this code: 6 in 2024 vs 1 in 2025 (latest complete years).