Gel fiber manufacturing apparatus and manufacturing method
US-2025376792-A1 · Dec 11, 2025 · US
This page is not indexed by search engines while we improve data quality.
of alginates
of alginates · 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 | D01F9/04 |
| Official title | of alginates |
| Display label | of alginates |
| Total patents | 19 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Alginate fiber and preparation method thereof
US-12366012-B2 · Jul 22, 2025 · US
Artificial leather and manufacture method thereof
US-2025034800-A1 · Jan 30, 2025 · US
Alginate fiber and preparation method thereof
US-2024328037-A1 · Oct 3, 2024 · US
Aerogel fiber
US-2024254662-A1 · Aug 1, 2024 · US
Composite fiber sponge containing sulforaphane
US-2023398165-A1 · Dec 14, 2023 · US
Large scale cell manufacture system
US-2022145227-A1 · May 12, 2022 · US
Alginate-based fibers and uses thereof
US-2022033995-A1 · Feb 3, 2022 · US
Fibrous 3-Dimensional Scaffold Via Electrospinning For Tissue Regeneration and Method For Preparing the Same
US-2021308335-A1 · Oct 7, 2021 · US
Composite fiber
US-2021162090-A1 · Jun 3, 2021 · US
Spinneret assembly for composite spinning and manufacturing method for a biomass composite fiber implementing the same
US-10731275-B2 · Aug 4, 2020 · US
Spinneret assembly for composite spinning and manufacturing method for a biomass composite fiber implementing the same
US-2019186048-A1 · Jun 20, 2019 · US
Method for preparing salt-resistant and detergent-resistant alginate fiber
US-10190237-B2 · Jan 29, 2019 · US
Large scale cell manufacture system
US-2018327703-A1 · Nov 15, 2018 · US
Method for preparing salt-resistant and detergent-resistant alginate fiber
US-2018127896-A1 · May 10, 2018 · US
Microvalve using surface tension, microfluidic chip comprising same, and method for manufacturing same
US-9958088-B2 · May 1, 2018 · US
Method for obtaining an elongate polysaccharide element, in particular a chitosan thread
US-9567406-B2 · Feb 14, 2017 · US
Chitin and alginate composite fibers
US-2016082141-A1 · Mar 24, 2016 · US
Alginate hydrogel fibers and related materials
US-9090868-B2 · Jul 28, 2015 · US