Tape cassette including rfid tag positioned to overlap with tape roll accommodated in cassette case
US-2020290369-A1 · Sep 17, 2020 · US
Detachable carriers or holders for ink-ribbon mechanisms
Detachable carriers or holders for ink-ribbon mechanisms · 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 | B41J35/28 |
| Official title | Detachable carriers or holders for ink-ribbon mechanisms |
| Display label | Detachable carriers or holders for ink-ribbon mechanisms |
| Total patents | 126 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 7 |
| 2017 | 11 |
| 2018 | 13 |
| 2019 | 17 |
| 2020 | 12 |
| 2021 | 16 |
| 2022 | 7 |
| 2023 | 13 |
| 2024 | 8 |
| 2025 | 8 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Tape printing device, tape cartridge, and tape cartridge set
US-2020001619-A1 · Jan 2, 2020 · US
Printing apparatus
US-10507680-B2 · Dec 17, 2019 · US
Printing Apparatus
US-2019358979-A1 · Nov 28, 2019 · US
Adhesive tape cartridge, adhesive tape roll, and manufacturing method of adhesive tape roll
US-10464767-B2 · Nov 5, 2019 · US
Ink Ribbon Supporting Cassette and Printing Apparatus
US-2019299689-A1 · Oct 3, 2019 · US
Printing apparatus
US-10406841-B2 · Sep 10, 2019 · US
Tape cassette
US-2019202220-A1 · Jul 4, 2019 · US
Method and apparatus for printing
US-2019193443-A1 · Jun 27, 2019 · US
Media processing device with enhanced media and ribbon loading and unloading features
US-2019126653-A1 · May 2, 2019 · US
Printing Apparatus
US-2019118568-A1 · Apr 25, 2019 · US
Tape cassette
US-10265976-B2 · Apr 23, 2019 · US
Media processing device with enhanced media and ribbon loading and unloading features
US-10265983-B2 · Apr 23, 2019 · US
Tape cassette
US-2019084323-A1 · Mar 21, 2019 · US
Tape cassette
US-2019061395-A1 · Feb 28, 2019 · US
Cartridge unit, circuit assembly and cartridge attaching method
US-2019061362-A1 · Feb 28, 2019 · US
Media processing device with enhanced media and ribbon loading and unloading features
US-10201982-B2 · Feb 12, 2019 · US
Tape cartridge with improved running stability when conveying fabric tape
US-2019023038-A1 · Jan 24, 2019 · US
Tape drive and associated spool
US-2019009596-A1 · Jan 10, 2019 · US
Printing apparatus, main body of printing apparatus and cassette
US-10105980-B1 · Oct 23, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B41J35/28?
- CPC B41J35/28 is the Cooperative Patent Classification code for “Detachable carriers or holders for ink-ribbon mechanisms.”
- How many patents are filed under CPC B41J35/28 (Detachable carriers or holders for ink-ribbon mechanisms)?
- Our database includes 126 publications tagged with this CPC code.
- Is patent activity under CPC B41J35/28 growing?
- Publication counts under this code: 8 in 2024 vs 8 in 2025 (latest complete years).