Nonwoven laminate
US-12152326-B1 · Nov 26, 2024 · US
from polypropylene
from polypropylene · 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 | D01F6/06 |
| Official title | from polypropylene |
| Display label | from polypropylene |
| Total patents | 255 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 19 |
| 2016 | 15 |
| 2017 | 26 |
| 2018 | 14 |
| 2019 | 21 |
| 2020 | 27 |
| 2021 | 23 |
| 2022 | 20 |
| 2023 | 25 |
| 2024 | 41 |
| 2025 | 18 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Extrusion agent for polyolefins extrudable in the form of fibres
US-2017368731-A1 · Dec 28, 2017 · US
Composite material for additive manufacturing of a three-dimensional composite product
US-2017361527-A1 · Dec 21, 2017 · US
Annealed Porous Polyolefin Material
US-2017356107-A1 · Dec 14, 2017 · US
Phthalate-free PP homopolymers for meltblown fibers
US-9828698-B2 · Nov 28, 2017 · US
Non-woven fabric, non-woven fabric producing method and acoustic absorbent
US-2017327983-A1 · Nov 16, 2017 · US
Electret webs with charge-enhancing additives
US-9815068-B2 · Nov 14, 2017 · US
Synergistic visbreaking composition of peroxide and hydroxylamine ester for increasing the visbreaking efficiency
US-2017320975-A1 · Nov 9, 2017 · US
Melt-Blown Webs Without Shots and With Improved Barrier Properties
US-2017314172-A1 · Nov 2, 2017 · US
Porous Polyolefin Material Containing a Butene Polymer
US-2017306537-A1 · Oct 26, 2017 · US
Porous Polyolefin Material
US-2017304482-A1 · Oct 26, 2017 · US
Hydrophilic polyproylene melt additives
US-9777407-B2 · Oct 3, 2017 · US
High Melt Flow Polypropylene Homopolymers for Fiber Applications
US-2017198413-A1 · Jul 13, 2017 · US
Nucleated phthalate-free PP homopolymers for melt-blown fibers
US-2017198126-A1 · Jul 13, 2017 · US
Method of producing polypropylene spunbond fibers
US-9702060-B2 · Jul 11, 2017 · US
Filtration materials using fiber blends that contain strategically shaped fibers and/or charge control agents
US-2017189914-A1 · Jul 6, 2017 · US
Shaped Nonwoven
US-2017191198-A1 · Jul 6, 2017 · US
Spunbonded nonwoven fabrics
US-9693912-B2 · Jul 4, 2017 · US
Hollow fiber membrane bundle, artificial lung, and method of manufacturing hollow fiber membrane
US-2017128621-A1 · May 11, 2017 · US
Electret Webs with Charge-Enhancing Additives
US-2017121875-A1 · May 4, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D01F6/06?
- CPC D01F6/06 is the Cooperative Patent Classification code for “from polypropylene.”
- How many patents are filed under CPC D01F6/06 (from polypropylene)?
- Our database includes 255 publications tagged with this CPC code.
- Is patent activity under CPC D01F6/06 growing?
- Publication counts under this code: 41 in 2024 vs 18 in 2025 (latest complete years).