Rotational metering pump for medication patch
US-12246162-B2 · Mar 11, 2025 · US
the pistons and cylinders being relatively reciprocated and rotated
the pistons and cylinders being relatively reciprocated and rotated · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F04B7/06 |
| Official title | the pistons and cylinders being relatively reciprocated and rotated |
| Display label | the pistons and cylinders being relatively reciprocated and rotated |
| Total patents | 64 |
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 |
| 2016 | 4 |
| 2017 | 6 |
| 2018 | 1 |
| 2019 | 12 |
| 2020 | 7 |
| 2021 | 5 |
| 2022 | 5 |
| 2023 | 7 |
| 2024 | 10 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Breather tube for labyrinth seal chamber
US-2024401602-A1 · Dec 5, 2024 · US
Pump body assembly and fluid machine
US-12158139-B2 · Dec 3, 2024 · US
Micro-nutating pump assembly
US-12055139-B2 · Aug 6, 2024 · US
Self-pumping syringe
US-11980746-B2 · May 14, 2024 · US
Hard seal compact, positive displacement pump with reciprocating motion
US-2024110551-A1 · Apr 4, 2024 · US
Rotational metering pump for medication patch
US-2024058528-A1 · Feb 22, 2024 · US
Plunger pump, liquid feeding device, and liquid chromatography device
US-11898555-B2 · Feb 13, 2024 · US
Piston pump with two motor stators and one motor rotor having cam driving piston and flow distributor
US-11885318-B2 · Jan 30, 2024 · US
Medical Injector Metering Pump with Interlock
US-2024009383-A1 · Jan 11, 2024 · US
Rotational metering pump for insulin patch
US-11857756-B2 · Jan 2, 2024 · US
Two-dimensional motor combination piston pump
US-2023374978-A1 · Nov 23, 2023 · US
Rotational metering gasket pump
US-2023366386-A1 · Nov 16, 2023 · US
Precision pump with automatic valve switching and low tolerance stack-up using side ported cannula for small volume pumping
US-2023321341-A1 · Oct 12, 2023 · US
Rotational metering pump for insulin patch
US-2023310737-A9 · Oct 5, 2023 · US
Rotational metering pump with cam-driven valving shuttle interlock
US-2023313787-A1 · Oct 5, 2023 · US
Rotational metering pump for insulin patch
US-11696983-B2 · Jul 11, 2023 · US
Pump body assembly and fluid machine
US-2023160376-A1 · May 25, 2023 · US
Ball piston pump
US-2022412330-A1 · Dec 29, 2022 · US
Piston ring, reciprocating compressor, method for selecting piston ring and method for evaluating life of piston ring
US-11441682-B2 · Sep 13, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04B7/06?
- CPC F04B7/06 is the Cooperative Patent Classification code for “the pistons and cylinders being relatively reciprocated and rotated.”
- How many patents are filed under CPC F04B7/06 (the pistons and cylinders being relatively reciprocated and rotated)?
- Our database includes 64 publications tagged with this CPC code.
- Is patent activity under CPC F04B7/06 growing?
- Publication counts under this code: 10 in 2024 vs 5 in 2025 (latest complete years).