An apparatus for improved coagulation injection during the manufacture of polymer fibers, and method of use thereof
US-2025043466-A1 · Feb 6, 2025 · US
Spinnerette packs; Cleaning thereof ({D01D5/0069}, D01D5/24, D01D5/253, D01D5/28 take precedence)
Spinnerette packs; Cleaning thereof ({D01D5/0069}, D01D5/24, D01D5/253, D01D5/28 take precedence) · Cooperative Patent Classification (CPC)
Textile and paper production, treatment, and products.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | D01D4/00 |
| Official title | Spinnerette packs; Cleaning thereof ({D01D5/0069}, D01D5/24, D01D5/253, D01D5/28 take precedence) |
| Display label | Spinnerette packs; Cleaning thereof ({D01D5/0069}, D01D5/24, D01D5/253, D01D5/28 take precedence) |
| Total patents | 25 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 2 |
| 2019 | 3 |
| 2020 | 6 |
| 2021 | 2 |
| 2022 | 4 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Spinnerets, breaker plates and die bodies having contoured surfaces with no flat surfaces between adjacent holes
US-12188155-B2 · Jan 7, 2025 · US
A spinneret housing for use in the manufacture of polymer fibers, and method of use thereof.
US-2024376640-A1 · Nov 14, 2024 · US
Spinneret, method of heating a spinneret and lyocell process
US-12129573-B2 · Oct 29, 2024 · US
Spinning pack for manufacturing high strength yarn, and yarn manufacturing apparatus and method
US-11603604-B2 · Mar 14, 2023 · US
High-performance polyethylene multifilament yarn
US-11505879-B2 · Nov 22, 2022 · US
Spinneret, method of heating a spinneret and lyocell process
US-2022074074-A1 · Mar 10, 2022 · US
Spinning nozzle apparatus for manufacturing high-strength fiber
US-11255025-B2 · Feb 22, 2022 · US
High-performance polyethylene multifilament yarn
US-2022018040-A1 · Jan 20, 2022 · US
Spinnerets, breaker plates and die bodies having contoured surfaces with no flat surfaces between adjacent holes
US-2021332499-A1 · Oct 28, 2021 · US
Spinning nozzle apparatus for manufacturing high-strength fiber
US-2021238768-A1 · Aug 5, 2021 · US
Spinning pack for manufacturing high strength yarn, and yarn manufacturing apparatus and method
US-2020392646-A1 · Dec 17, 2020 · US
High-performance polyethylene multifilament yarn
US-2020299866-A1 · Sep 24, 2020 · US
High-performance polyethylene multifilament yarn
US-10711375-B2 · Jul 14, 2020 · US
Preformed sheet layers of multiple high-performance polyethylene (HPPE) multifilament yarn monolayers and ballistic-resistant assemblies comprising the same
US-10612892-B2 · Apr 7, 2020 · US
Process for making high-performance polyethylene multifilament yarn
US-10557690-B2 · Feb 11, 2020 · US
Process for making high-performance polyethylene multifilament yarn
US-10557689-B2 · Feb 11, 2020 · US
Process for making high-performance polyethylene multifilament yarn
US-2019212100-A1 · Jul 11, 2019 · US
Process for making high-performance polyethylene multifilament yarn
US-2019212098-A1 · Jul 11, 2019 · US
Process for making high-performance polyethylene multifilament yarn
US-2019212099-A1 · Jul 11, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D01D4/00?
- CPC D01D4/00 is the Cooperative Patent Classification code for “Spinnerette packs; Cleaning thereof ({D01D5/0069}, D01D5/24, D01D5/253, D01D5/28 take precedence).”
- How many patents are filed under CPC D01D4/00 (Spinnerette packs; Cleaning thereof ({D01D5/0069}, D01D5/24, D01D5/253, D01D5/28 take precedence))?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC D01D4/00 growing?
- Publication counts under this code: 2 in 2024 vs 2 in 2025 (latest complete years).