Shape memory silk materials
US-10874742-B2 · Dec 29, 2020 · US
from fibroin
from fibroin · 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 | D01F4/02 |
| Official title | from fibroin |
| Display label | from fibroin |
| Total patents | 145 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 4 |
| 2017 | 5 |
| 2018 | 13 |
| 2019 | 12 |
| 2020 | 18 |
| 2021 | 23 |
| 2022 | 22 |
| 2023 | 11 |
| 2024 | 10 |
| 2025 | 15 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Silk fibers
US-2020399328-A1 · Dec 24, 2020 · US
Metalloprotein compositions
US-10870875-B2 · Dec 22, 2020 · US
Split intein mediated protein polymerization for microbial production of materials
US-2020354414-A1 · Nov 12, 2020 · US
Concentrated Aqueous Silk Fibroin Solution and Use Thereof
US-2020282106-A1 · Sep 10, 2020 · US
Devices and methods for radiative cooling
US-2020271400-A1 · Aug 27, 2020 · US
Modified Fibroin
US-2020207817-A1 · Jul 2, 2020 · US
Fabrication, application and apparatus of fibers with aligned porous structure
US-2020208303-A1 · Jul 2, 2020 · US
Polar solvent solution and production method thereof
US-2020131671-A1 · Apr 30, 2020 · US
Protein Molded Article And Method For Producing Same, Protein Solution, And Protein Molded Article Plasticizer
US-2020094446-A1 · Mar 26, 2020 · US
Process for coating a biomedical implant with a biocompatible polymer and a biomedical implant therefrom
US-2020054787-A1 · Feb 20, 2020 · US
Piezoelectric substrate, sensor, actuator, biological information acquisition device, and piezoelectric fiber structure
US-2020058844-A1 · Feb 20, 2020 · US
Method and apparatus for manufacturing a staple fiber based on natural protein fiber, a raw wool based on the staple fiber, a fibrous yarn made of the staple fiber, a non-woven material made of the staple fiber and an item comprising the staple fiber.
US-2020048794-A1 · Feb 13, 2020 · US
Method and Device for Manufacturing Protein Fiber
US-2020031886-A1 · Jan 30, 2020 · US
Highly Contracted Synthetic Fibroin Fiber, Production Method Therefor, and Method for Contracting Synthetic Fibroin Fiber
US-2020031887-A1 · Jan 30, 2020 · US
Microbe Proliferation Inhibitor, Method for Inhibiting Proliferation of Microbes, UV Resistance-Improving Agent, Method for Improving UV Resistance, Artificial Protein Formation Body and method for Manufacturing Same, Artificial Protein Solution, and Coloring Agent
US-2020000091-A1 · Jan 2, 2020 · US
Peptide-based nanofibrillar materials
US-10513802-B2 · Dec 24, 2019 · US
Methods and compositions for synthesizing improved silk fibers
US-10435516-B2 · Oct 8, 2019 · US
Biomimetic Mechanical Tension Driven Fabrication of Nanofibrillar Architecture
US-2019292688-A1 · Sep 26, 2019 · US
Composite molding composition including fibroin-like protein, and method for producing composite molding composition
US-2019186050-A1 · Jun 20, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D01F4/02?
- CPC D01F4/02 is the Cooperative Patent Classification code for “from fibroin.”
- How many patents are filed under CPC D01F4/02 (from fibroin)?
- Our database includes 145 publications tagged with this CPC code.
- Is patent activity under CPC D01F4/02 growing?
- Publication counts under this code: 10 in 2024 vs 15 in 2025 (latest complete years).