Pump control system for a refuse vehicle
US-12534294-B2 · Jan 27, 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 | F04C18/107 |
| Official title | with helical teeth |
| Display label | with helical teeth |
| Total patents | 40 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 4 |
| 2017 | 6 |
| 2018 | 4 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 5 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 6 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electro-magnetic throttle valve with integrated blowdown conduit
US-2025341263-A1 · Nov 6, 2025 · US
Screw pump and its components
US-2025314248-A1 · Oct 9, 2025 · US
Secondary airflow paths for air compressors
US-12410799-B2 · Sep 9, 2025 · US
Electro-magnetic throttle valve with integrated blowdown conduit
US-12372162-B2 · Jul 29, 2025 · US
Screw rotor and method for manufacturing such screw rotor
US-12129850-B2 · Oct 29, 2024 · US
Secondary airflow paths for air compressors
US-2024337262-A1 · Oct 10, 2024 · US
Electro-magnetic throttle valve
US-2024328530-A1 · Oct 3, 2024 · US
Electro-magnetic throttle valve with integrated blowdown conduit
US-11994232-B1 · May 28, 2024 · US
Variable economizer injection position
US-11959483-B2 · Apr 16, 2024 · US
Compressor stop valve and associated system
US-11920593-B2 · Mar 5, 2024 · US
Pump control system for a refuse vehicle
US-2023356937-A1 · Nov 9, 2023 · US
Cylindrical symmetric volumetric machine with an inlet ventilator
US-11384758-B2 · Jul 12, 2022 · US
Screw rotor and method for manufacturing such screw rotor
US-2022128054-A1 · Apr 28, 2022 · US
Cylindrical symmetric volumetric machine
US-11225964-B2 · Jan 18, 2022 · US
Compressor stop valve and associated system
US-2021190071-A1 · Jun 24, 2021 · US
Multi-stage compressor unit and method for adjusting the rotational speed of the motors
US-2021102554-A1 · Apr 8, 2021 · US
Variable economizer injection position
US-2021071668-A1 · Mar 11, 2021 · US
Compressor stop valve and associated system
US-10941775-B2 · Mar 9, 2021 · US
Cylindrical symmetric volumetric machine
US-2021033090-A1 · Feb 4, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04C18/107?
- CPC F04C18/107 is the Cooperative Patent Classification code for “with helical teeth.”
- How many patents are filed under CPC F04C18/107 (with helical teeth)?
- Our database includes 40 publications tagged with this CPC code.
- Is patent activity under CPC F04C18/107 growing?
- Publication counts under this code: 6 in 2024 vs 4 in 2025 (latest complete years).