Recombinant hagfish proteins and fibers
US-12234268-B2 · Feb 25, 2025 · US
from polyaminoacids or polypeptides
from polyaminoacids or polypeptides · 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 | D01F6/68 |
| Official title | from polyaminoacids or polypeptides |
| Display label | from polyaminoacids or polypeptides |
| Total patents | 65 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 6 |
| 2017 | 4 |
| 2018 | 12 |
| 2019 | 7 |
| 2020 | 6 |
| 2021 | 6 |
| 2022 | 4 |
| 2023 | 6 |
| 2024 | 2 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Methods of generating highly-crystalline recombinant spider silk protein fibers
US-12209331-B2 · Jan 28, 2025 · US
Protein spun yarn manufacturing method
US-12163259-B2 · Dec 10, 2024 · US
Controlled drug release from electrospun fibers
US-2024009312-A1 · Jan 11, 2024 · US
Controlled drug release from electrospun fibers
US-11793877-B2 · Oct 24, 2023 · US
Biodegradable textile fibers with inherent color and properties
US-2023322902-A1 · Oct 12, 2023 · US
Methods and compositions for synthesizing improved silk fibers
US-2023192965-A1 · Jun 22, 2023 · US
Polar solvent solution and production method thereof
US-11668024-B2 · Jun 6, 2023 · US
Recombinant silk solids and films
US-2023074331-A1 · Mar 9, 2023 · US
Fiber for rubber reinforcement, rubber article, cord for tire, and tire
US-2023048796-A1 · Feb 16, 2023 · US
Methods and compositions for synthesizing improved silk fibers
US-11505654-B2 · Nov 22, 2022 · US
Recombinant hagfish proteins and fibers
US-2022340622-A1 · Oct 27, 2022 · US
Methods of Generating Highly-Crystalline Recombinant Spider Silk Protein Fibers
US-2022127756-A1 · Apr 28, 2022 · US
Modified Fibroin Fibers
US-2022074077-A1 · Mar 10, 2022 · US
Methods of generating highly-crystalline recombinant spider silk protein fibers
US-11208736-B2 · Dec 28, 2021 · US
Protein Spun Yarn Manufacturing Method
US-2021388537-A1 · Dec 16, 2021 · US
Methods and compositions for synthesizing improved silk fibers
US-11192982-B2 · Dec 7, 2021 · US
Composite molding composition including fibroin-like protein, and method for producing composite molding composition
US-11174572-B2 · Nov 16, 2021 · US
Manufacturing Method for Protein Crimped Staple
US-2021040649-A1 · Feb 11, 2021 · US
Beta-solenoid proteins and their application in textile production
US-2021015962-A1 · Jan 21, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D01F6/68?
- CPC D01F6/68 is the Cooperative Patent Classification code for “from polyaminoacids or polypeptides.”
- How many patents are filed under CPC D01F6/68 (from polyaminoacids or polypeptides)?
- Our database includes 65 publications tagged with this CPC code.
- Is patent activity under CPC D01F6/68 growing?
- Publication counts under this code: 2 in 2024 vs 6 in 2025 (latest complete years).