Machine for expanding or compressing compressible media
US-2025305497-A1 · Oct 2, 2025 · US
with helical teeth, e.g. chevron-shaped, screw type {(for non-parallel axes of movement F01C3/00)}
with helical teeth, e.g. chevron-shaped, screw type {(for non-parallel axes of movement F01C3/00)} · 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 | F01C1/16 |
| Official title | with helical teeth, e.g. chevron-shaped, screw type {(for non-parallel axes of movement F01C3/00)} |
| Display label | with helical teeth, e.g. chevron-shaped, screw type {(for non-parallel axes of movement F01C3/00)} |
| Total patents | 61 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 3 |
| 2017 | 13 |
| 2018 | 7 |
| 2019 | 5 |
| 2020 | 7 |
| 2021 | 7 |
| 2022 | 7 |
| 2023 | 2 |
| 2024 | 4 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Piston compressor and method in which such a piston compressor is used
US-12429039-B2 · Sep 30, 2025 · US
Additively manufactured rotors for superchargers and expanders
US-12163460-B2 · Dec 10, 2024 · US
Screw rotor and method for manufacturing such screw rotor
US-12129850-B2 · Oct 29, 2024 · US
Screw expander with variable volume controlled by the pressure ratio, and plant for recovering electrical energy from heat with a screw expander
US-12055042-B2 · Aug 6, 2024 · US
Machine for depressurizing or compressing gaseous media
US-11939978-B2 · Mar 26, 2024 · US
Method for producing shaped article and shaped article
US-11772196-B2 · Oct 3, 2023 · US
Element for compressing or expanding a gas and method for controlling such element
US-11572878-B2 · Feb 7, 2023 · US
Screw rotor, fluid machine main body, and fluid machine
US-11415134-B2 · Aug 16, 2022 · US
Additively manufactured rotors for superchargers and expanders
US-2022234106-A1 · Jul 28, 2022 · US
Element for compressing or expanding a gas and method for controlling such element
US-2022186729-A1 · Jun 16, 2022 · US
Compressed air energy storage generator
US-11319948-B2 · May 3, 2022 · US
Screw rotor and method for manufacturing such screw rotor
US-2022128054-A1 · Apr 28, 2022 · US
Piston compressor and method in which such a piston compressor is used
US-2022042502-A1 · Feb 10, 2022 · US
Screw rotor and fluid machine body
US-11225965-B2 · Jan 18, 2022 · US
Screw expander, and plant for recovering electrical energy from heat with a screw expander
US-2021388834-A1 · Dec 16, 2021 · US
Machine for depressurizing or compressing gaseous media
US-2021363989-A1 · Nov 25, 2021 · US
Additively manufactured rotors for superchargers and expanders
US-11167351-B2 · Nov 9, 2021 · US
Gas expansion device and method for expanding gas
US-11156088-B2 · Oct 26, 2021 · US
Gas expansion device and method for expanding gas
US-2021207482-A1 · Jul 8, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F01C1/16?
- CPC F01C1/16 is the Cooperative Patent Classification code for “with helical teeth, e.g. chevron-shaped, screw type {(for non-parallel axes of movement F01C3/00)}.”
- How many patents are filed under CPC F01C1/16 (with helical teeth, e.g. chevron-shaped, screw type {(for non-parallel axes of movement F01C3/00)})?
- Our database includes 61 publications tagged with this CPC code.
- Is patent activity under CPC F01C1/16 growing?
- Publication counts under this code: 4 in 2024 vs 3 in 2025 (latest complete years).