Carbon-Fiber Precursor Fiber, Carbon Fiber, and Method for Producing Carbon Fiber
US-2017327973-A1 · Nov 16, 2017 · US
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from aromatic polyamides
from aromatic polyamides · 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 | D01F9/30 |
| Official title | from aromatic polyamides |
| Display label | from aromatic polyamides |
| Total patents | 5 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be growing based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Precursor fiber for carbon fibers, carbon fiber, and method for producing carbon fiber
US-9777408-B2 · Oct 3, 2017 · US
Production process for alkali metal-sulfur batteries having high volumetric and gravimetric energy densities
US-2017207488-A1 · Jul 20, 2017 · US
Activated carbon fiber and preparation method therefor
US-2016265144-A1 · Sep 15, 2016 · US
Precursor Fiber for Carbon Fibers, Carbon Fiber, and Method for Producing Carbon Fiber
US-2015322593-A1 · Nov 12, 2015 · US