Surgical ink, production method for said ink, and surgical pen using said ink
US-2025108654-A1 · Apr 3, 2025 · US
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with writing-points comprising capillary material
with writing-points comprising capillary material · 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 | B43K8/026 |
| Official title | {with writing-points comprising capillary material} |
| Display label | with writing-points comprising capillary material |
| Total patents | 21 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2017 | 5 |
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Porous color linker
US-12017472-B2 · Jun 25, 2024 · US
Marking pen
US-11987068-B2 · May 21, 2024 · US
Marking pen
US-2023086315-A1 · Mar 23, 2023 · US
Writing implement
US-11427027-B2 · Aug 30, 2022 · US
Porous color linker
US-2022234379-A1 · Jul 28, 2022 · US
Bearing assembly
US-11319993-B2 · May 3, 2022 · US
Writing implement
US-2021237502-A1 · Aug 5, 2021 · US
Bearing assembly
US-2020309195-A1 · Oct 1, 2020 · US
Writing instrument
US-10507684-B2 · Dec 17, 2019 · US
Writing implement
US-10336129-B2 · Jul 2, 2019 · US
Writing instrument
US-2018370274-A1 · Dec 27, 2018 · US
X-ray ink pen
US-9980784-B2 · May 29, 2018 · US
Liquid applying container
US-9908362-B2 · Mar 6, 2018 · US
X-ray ink pen
US-2017215984-A1 · Aug 3, 2017 · US
Writing implement
US-2017144472-A1 · May 25, 2017 · US
Writing instrument
US-9636940-B2 · May 2, 2017 · US
Writing instrument
US-9566818-B2 · Feb 14, 2017 · US
Liquid applying container
US-2017036478-A1 · Feb 9, 2017 · US
Writing instrument
US-2015367672-A1 · Dec 24, 2015 · US