Cellulose acetate fibers in nonwoven fabrics
US-2026062837-A1 · Mar 5, 2026 · US
by cutting
by cutting · 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 | D01G1/04 |
| Official title | by cutting |
| Display label | by cutting |
| Total patents | 38 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 7 |
| 2017 | 2 |
| 2018 | 7 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 4 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for Utilizing Off-Color Filament Yarns
US-2026055538-A1 · Feb 26, 2026 · US
Polyethylene compositions and related bicomponent fibers, nonwoven fabrics, and methods
US-2025353944-A1 · Nov 20, 2025 · US
A dichloromethane free process for making cellulose triacetate fiber
US-2025341030-A1 · Nov 6, 2025 · US
Manufacturing method of carbon fiber sheet molding compound and manufacturing apparatus of a carbon fiber sheet molding compound
US-2025297416-A1 · Sep 25, 2025 · US
Undrawn multifilament, method for producing the same, multifilament, method for producing the same, staple, and method for producing the same
US-2024279848-A1 · Aug 22, 2024 · US
SMC Manufacturing Method
US-2023020921-A1 · Jan 19, 2023 · US
Process of debundling carbon fiber tow and molding compositions containing such fibers
US-11214894-B2 · Jan 4, 2022 · US
Device for manufcaturing chopped fiber bundle and method for manufacturing same
US-11110622-B2 · Sep 7, 2021 · US
Process and system of debundling fiber tow for use in preform mats and molding compositions containing such fibers
US-11066762-B2 · Jul 20, 2021 · US
Chopper assembly and method for manufacturing chopped fibers
US-11053158-B2 · Jul 6, 2021 · US
Producing device and producing method for chopped fiber bundles, producing device and producing method for fiber-reinforced resin forming materials, cutting blade for carbon fiber bundles, and rotary cutter for carbon fiber bundles
US-10927479-B2 · Feb 23, 2021 · US
A filament and yarn produced on the basis of a natural protein
US-2020362474-A1 · Nov 19, 2020 · US
Process and system of debundling fiber tow for use in preform mats and molding compositions containing such fibers
US-2020224340-A1 · Jul 16, 2020 · US
Process and system of debundling fiber tow for use in preform mats and molding compositions containing such fibers
US-10689781-B2 · Jun 23, 2020 · US
Reel changing device and reel changing method
US-10604867-B2 · Mar 31, 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
Process of debundling carbon fiber tow and molding compositions containing such fibers
US-10337129-B2 · Jul 2, 2019 · US
Short rubber reinforcement fiber, rubber composition containing said short fiber, and power transmission belt
US-10215257-B2 · Feb 26, 2019 · US
Process and system of debundling fiber tow for use in preform mats and molding compositions containing such fibers
US-2019055680-A1 · Feb 21, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D01G1/04?
- CPC D01G1/04 is the Cooperative Patent Classification code for “by cutting.”
- How many patents are filed under CPC D01G1/04 (by cutting)?
- Our database includes 38 publications tagged with this CPC code.
- Is patent activity under CPC D01G1/04 growing?
- Publication counts under this code: 1 in 2024 vs 3 in 2025 (latest complete years).