Ribbon take-up hub for a printer
US-12576660-B2 · Mar 17, 2026 · US
Arrangements to attach the ribbon to the spool · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B41J33/006 |
| Official title | {Arrangements to attach the ribbon to the spool} |
| Display label | Arrangements to attach the ribbon to the spool |
| Total patents | 11 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 1 |
| 2019 | 2 |
| 2023 | 1 |
| 2025 | 4 |
| 2026 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12576660-B2 · Mar 17, 2026 · US
US-2026034818-A1 · Feb 5, 2026 · US
US-12485690-B2 · Dec 2, 2025 · US
US-2025319714-A1 · Oct 16, 2025 · US
US-2025100313-A1 · Mar 27, 2025 · US
US-2025091373-A1 · Mar 20, 2025 · US
US-11633970-B2 · Apr 25, 2023 · US
US-10195883-B2 · Feb 5, 2019 · US
US-2019001722-A1 · Jan 3, 2019 · US
US-2017203596-A1 · Jul 20, 2017 · US
US-2015001115-A1 · Jan 1, 2015 · US