Fluid delivery system with pump servicing features
US-12427780-B2 · Sep 30, 2025 · US
with ink ejecting means, e.g. pumps, nozzles
with ink ejecting means, e.g. pumps, nozzles · 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 | B41F31/08 |
| Official title | with ink ejecting means, e.g. pumps, nozzles |
| Display label | with ink ejecting means, e.g. pumps, nozzles |
| Total patents | 47 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 7 |
| 2020 | 4 |
| 2021 | 1 |
| 2022 | 6 |
| 2023 | 11 |
| 2024 | 4 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Printing device, printer, and box making machine
US-12246507-B2 · Mar 11, 2025 · US
Printing marks on substrate edge
US-2025036904-A1 · Jan 30, 2025 · US
Offset print apparatus and methods
US-12162265-B2 · Dec 10, 2024 · US
Printing device, printer, and box making machine
US-2024100799-A1 · Mar 28, 2024 · US
Ink feed systems and method for feeding printing ink to an inking unit of an intaglio printing unit, as well as intaglio printing unit and method for operating an ink feed system
US-11897252-B2 · Feb 13, 2024 · US
Ink replenishing system and method for can decorator
US-2024042768-A1 · Feb 8, 2024 · US
Heat image forming device and method
US-11820121-B2 · Nov 21, 2023 · US
Ink replenishing system and method for can decorator
US-11820147-B2 · Nov 21, 2023 · US
Fountain solution imaging using dry toner electrophotography
US-11794465-B2 · Oct 24, 2023 · US
Secondary roller for fountain solution contact angle pinning
US-11787167-B2 · Oct 17, 2023 · US
Fog development using a formative surface
US-11787166-B2 · Oct 17, 2023 · US
Matrix-addressed heat image forming device
US-11780218-B2 · Oct 10, 2023 · US
Fluid delivery system with pump servicing features
US-2023286285-A1 · Sep 14, 2023 · US
Ink feed systems and method for feeding printing ink to an inking unit of an intaglio printing unit, as well as intaglio printing unit and method for operating an ink feed system
US-2023271411-A1 · Aug 31, 2023 · US
Ink replenishing system and method for can decorator
US-2023166515-A1 · Jun 1, 2023 · US
Method of creating a printed product
US-2023150256-A1 · May 18, 2023 · US
Selective wetting of a roller
US-11638927-B2 · May 2, 2023 · US
Matrix-addressed heat image forming device
US-2022227115-A1 · Jul 21, 2022 · US
Heat image forming device and method
US-2022227142-A1 · Jul 21, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B41F31/08?
- CPC B41F31/08 is the Cooperative Patent Classification code for “with ink ejecting means, e.g. pumps, nozzles.”
- How many patents are filed under CPC B41F31/08 (with ink ejecting means, e.g. pumps, nozzles)?
- Our database includes 47 publications tagged with this CPC code.
- Is patent activity under CPC B41F31/08 growing?
- Publication counts under this code: 4 in 2024 vs 3 in 2025 (latest complete years).