Method and device for producing tubular cellulosic spun-bonded nonwoven fabrics
US-2022018048-A1 · Jan 20, 2022 · US
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Suction; Vacuum treatment; Degassing; Blowing
Suction; Vacuum treatment; Degassing; Blowing · 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 | D06M13/535 |
| Official title | Suction; Vacuum treatment; Degassing; Blowing |
| Display label | Suction; Vacuum treatment; Degassing; Blowing |
| Total patents | 3 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2018 | 1 |
| 2019 | 1 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for the preparation of carbon fiber-carbon nanotubes reinforced hybrid polymer composites for high strength structural applications
US-10400074-B2 · Sep 3, 2019 · US
Process for the preparation of carbon fiber-carbon nanotubes reinforced hybrid polymer composites for high strength structural applications
US-2018112046-A1 · Apr 26, 2018 · US