Rotor stator pump
US-2026055760-A1 · Feb 26, 2026 · US
with helical teeth
with helical teeth · 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 | F04C2/107 |
| Official title | with helical teeth |
| Display label | with helical teeth |
| Total patents | 60 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 5 |
| 2019 | 5 |
| 2020 | 6 |
| 2021 | 5 |
| 2022 | 8 |
| 2023 | 3 |
| 2024 | 6 |
| 2025 | 8 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Rotor stator pump
US-12486844-B2 · Dec 2, 2025 · US
Apparatus and method for mechanically coupling a motor to a rotor of a progressive cavity pump
US-12473915-B2 · Nov 18, 2025 · US
Progressing cavity devices and assemblies for coupling multiple stages of progressing cavity devices
US-2025290507-A1 · Sep 18, 2025 · US
Progressive cavity pump with pump radially within electric motor
US-2025237214-A1 · Jul 24, 2025 · US
Reduction of equivalent circulating density in well operations
US-12345107-B2 · Jul 1, 2025 · US
Progressing cavity devices and assemblies for coupling multiple stages of progressing cavity devices
US-12338819-B2 · Jun 24, 2025 · US
Systems and methods for positive displacement motor diagnostics and failure prediction
US-12252976-B2 · Mar 18, 2025 · US
Disposable pump cartridge
US-2025035109-A1 · Jan 30, 2025 · US
Mud motor or progressive cavity pump with varying pitch and taper
US-12152587-B2 · Nov 26, 2024 · US
Disposable pump cartridge
US-12129848-B2 · Oct 29, 2024 · US
Progressive cavity pump
US-12117004-B2 · Oct 15, 2024 · US
Apparatus and method for mechanically coupling a motor to a rotor of a progressive cavity pump
US-2024139028-A1 · May 2, 2024 · US
Progressive cavity pump
US-2024093685-A1 · Mar 21, 2024 · US
Reduction of equivalent circulating density in well operations
US-2024044219-A1 · Feb 8, 2024 · US
Fluid transfer device, coating device comprising same, and coating method
US-11815092-B2 · Nov 14, 2023 · US
Systems and methods for positive displacement motor diagnostics and failure prediction
US-2023304388-A1 · Sep 28, 2023 · US
Fluid transfer device, coating device comprising same, and coating method
US-2023265848-A1 · Aug 24, 2023 · US
Disposable pump cartridge
US-2022362452-A1 · Nov 17, 2022 · US
Mud motor or progressive cavity pump with varying pitch and taper
US-2022364559-A1 · Nov 17, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04C2/107?
- CPC F04C2/107 is the Cooperative Patent Classification code for “with helical teeth.”
- How many patents are filed under CPC F04C2/107 (with helical teeth)?
- Our database includes 60 publications tagged with this CPC code.
- Is patent activity under CPC F04C2/107 growing?
- Publication counts under this code: 6 in 2024 vs 8 in 2025 (latest complete years).