Screw rotor and method for manufacturing such screw rotor
US-12129850-B2 · Oct 29, 2024 · US
Toothed wheels
Toothed wheels · 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 | F01C1/084 |
| Official title | {Toothed wheels} |
| Display label | Toothed wheels |
| Total patents | 29 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 4 |
| 2017 | 4 |
| 2018 | 1 |
| 2019 | 6 |
| 2020 | 3 |
| 2021 | 1 |
| 2022 | 5 |
| 2023 | 2 |
| 2024 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electric pump
US-11905954-B2 · Feb 20, 2024 · US
Element for compressing or expanding a gas and method for controlling such element
US-11572878-B2 · Feb 7, 2023 · US
Toothing system for a gerotor pump, and method for geometric determination thereof
US-11566617-B2 · Jan 31, 2023 · US
Electric pump
US-2022186728-A1 · Jun 16, 2022 · US
Element for compressing or expanding a gas and method for controlling such element
US-2022186729-A1 · Jun 16, 2022 · US
Screw rotor and method for manufacturing such screw rotor
US-2022128054-A1 · Apr 28, 2022 · US
Sealing sleeve for geared shaft of gearmotor assembly
US-11236614-B2 · Feb 1, 2022 · US
Screw rotor and fluid machine body
US-11225965-B2 · Jan 18, 2022 · US
Screw Rotor and Fluid Machine Body
US-2021025386-A1 · Jan 28, 2021 · US
Internal bearing plate for gearmotor assembly
US-10865642-B2 · Dec 15, 2020 · US
Motor-driven roots pump
US-10738778-B2 · Aug 11, 2020 · US
Sealing sleeve for geared shaft of gearmotor assembly
US-2020018167-A1 · Jan 16, 2020 · US
Sealing sleeve for geared shaft of gearmotor assembly
US-10458237-B2 · Oct 29, 2019 · US
Mechanical seal for gearmotor assembly having threaded bearing retainer
US-10400600-B2 · Sep 3, 2019 · US
Motor-driven roots pump
US-2019226480-A1 · Jul 25, 2019 · US
Internal bearing plate for gearmotor assembly
US-2019136692-A1 · May 9, 2019 · US
Optimized energy recovery device rotor
US-2019113035-A1 · Apr 18, 2019 · US
Internal bearing plate for gearmotor assembly
US-10227872-B2 · Mar 12, 2019 · US
Vacuum pump rotor for a vacuum pump having a roots pumping mechanism
US-9920761-B2 · Mar 20, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F01C1/084?
- CPC F01C1/084 is the Cooperative Patent Classification code for “Toothed wheels.”
- How many patents are filed under CPC F01C1/084 (Toothed wheels)?
- Our database includes 29 publications tagged with this CPC code.
- Is patent activity under CPC F01C1/084 growing?
- Publication counts under this code: 2 in 2023 vs 2 in 2024 (latest complete years).