Ink-based marking device having a multi-component nib structure
US-11279165-B2 · Mar 22, 2022 · US
This page is not indexed by search engines while we improve data quality.
with broadened tips
with broadened tips · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B43K1/04 |
| Official title | with broadened tips |
| Display label | with broadened tips |
| 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 |
|---|---|
| 2019 | 1 |
| 2020 | 1 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Ink-based marking device having a multi-component nib structure
US-2020391538-A1 · Dec 17, 2020 · US
Ink-based marking device having a multi-component nib structure
US-2019315151-A1 · Oct 17, 2019 · US