Fiber assembly and method for manufacturing the same
US-2018362765-A1 · Dec 20, 2018 · US
Textiles & Paper
Textiles & Paper · 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 | D01F4/00 |
| Official title | — |
| Display label | Textiles & Paper (mapped technology topic) |
| Total patents | 190 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 15 |
| 2017 | 14 |
| 2018 | 19 |
| 2019 | 17 |
| 2020 | 26 |
| 2021 | 22 |
| 2022 | 22 |
| 2023 | 14 |
| 2024 | 15 |
| 2025 | 10 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Spinning process
US-10156028-B2 · Dec 18, 2018 · US
Electrochemical processing of materials, methods and production
US-2018312988-A1 · Nov 1, 2018 · US
Methods and Compositions for Synthesizing Improved Silk Fibers
US-2018298151-A1 · Oct 18, 2018 · US
Polymer-micelle complex as an aid to electrospinning
US-10087553-B1 · Oct 2, 2018 · US
Methods and Compositions for Synthesizing Improved Silk Fibers
US-2018273693-A1 · Sep 27, 2018 · US
Fiber-oriented material and method for manufacturing the same
US-2018222145-A1 · Aug 9, 2018 · US
Recombinant protein fiber yarns with improved properties
US-2018216260-A1 · Aug 2, 2018 · US
Methods and compositions for synthesizing improved silk fibers
US-10035886-B2 · Jul 31, 2018 · US
Electrochemical processing of materials, methods and production
US-10017868-B2 · Jul 10, 2018 · US
Method to Produce Micro and Nanofibers with Controlled Diameter and Large Yield
US-2018171513-A1 · Jun 21, 2018 · US
Electrospun Fibers, Mats, And Methods of Making Fibers and Mat
US-2018142388-A1 · May 24, 2018 · US
Long uniform recombinant protein fibers
US-2018111970-A1 · Apr 26, 2018 · US
Peptide-based materials
US-9932443-B2 · Apr 3, 2018 · US
Electrospun fiber mats and methods for the making thereof
US-9909241-B2 · Mar 6, 2018 · US
Improved silk fibers
US-2018057548-A1 · Mar 1, 2018 · US
Collagen iii composition and uses
US-2018015149-A1 · Jan 18, 2018 · US
Artificial protein fibers for hair, manufacturing method therefor and head accessory containing same
US-2018016709-A1 · Jan 18, 2018 · US
Collagenous tissue repair device
US-2017360986-A1 · Dec 21, 2017 · US
Beauty care pack and method for manufacturing same
US-2017340090-A1 · Nov 30, 2017 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D01F4/00?
- CPC D01F4/00 is the Cooperative Patent Classification code for “Textiles & Paper.”
- How many patents are filed under CPC D01F4/00 (Textiles & Paper)?
- Our database includes 190 publications tagged with this CPC code.
- Is patent activity under CPC D01F4/00 growing?
- Publication counts under this code: 15 in 2024 vs 10 in 2025 (latest complete years).