Modified regenerated collagen fibers, production method therefor, and headdress product including same
US-2025188676-A1 · Jun 12, 2025 · US
of fibres, slivers or rovings
of fibres, slivers or rovings · 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 | D06B3/02 |
| Official title | of fibres, slivers or rovings |
| Display label | of fibres, slivers or rovings |
| Total patents | 36 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 3 |
| 2018 | 5 |
| 2019 | 1 |
| 2020 | 5 |
| 2021 | 5 |
| 2022 | 5 |
| 2023 | 4 |
| 2024 | 5 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Vertical impregnation bath for pultrusion lines
US-2025034773-A1 · Jan 30, 2025 · US
Water soluble fibers with post process modifications and articles containing same
US-2024401246-A1 · Dec 5, 2024 · US
Method for preparing elastic conductive fiber
US-2024279870-A1 · Aug 22, 2024 · US
Water soluble fibers with post process modifications and articles containing same
US-12060658-B2 · Aug 13, 2024 · US
Fiber-treating agent
US-2024068156-A1 · Feb 29, 2024 · US
Fiber-treating agent
US-2024049824-A1 · Feb 15, 2024 · US
Continuous linear substrate infusion
US-11718955-B2 · Aug 8, 2023 · US
Freeze drying of composites for filament spreading
US-2023192560-A1 · Jun 22, 2023 · US
Apparatus for processing oilseed flax fiber for use in biocomposite materials
US-11668022-B2 · Jun 6, 2023 · US
Device and method for impregnating fiber structures
US-11565442-B2 · Jan 31, 2023 · US
Processed oilseed flax fiber for use in biocomposite materials
US-11447892-B2 · Sep 20, 2022 · US
Passive sensing fiber compositions and composites thereof
US-2022290349-A1 · Sep 15, 2022 · US
Water soluble fibers with post process modifications and articles containing same
US-2022074130-A1 · Mar 10, 2022 · US
Water soluble fibers with post process modifications and articles containing same
US-2022074083-A1 · Mar 10, 2022 · US
Production of thin film composite hollow fiber membranes
US-11253819-B2 · Feb 22, 2022 · US
Method for Producing Protein Fiber, and Method for Shrinking Protein Fiber
US-2021388557-A1 · Dec 16, 2021 · US
Production of thin film composite hollow fiber membranes
US-2021354091-A1 · Nov 18, 2021 · US
Production apparatus and production method for colored spun yarn with fiber dyeing and mixing in spinning process
US-2021262123-A1 · Aug 26, 2021 · US
Methods and systems for decolorizing textile materials
US-11085148-B2 · Aug 10, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D06B3/02?
- CPC D06B3/02 is the Cooperative Patent Classification code for “of fibres, slivers or rovings.”
- How many patents are filed under CPC D06B3/02 (of fibres, slivers or rovings)?
- Our database includes 36 publications tagged with this CPC code.
- Is patent activity under CPC D06B3/02 growing?
- Publication counts under this code: 5 in 2024 vs 2 in 2025 (latest complete years).