Screw pump and its components
US-2025354551-A1 · Nov 20, 2025 · US
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Manufacture
Manufacture · 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 | F04C2230/00 |
| Official title | Manufacture |
| Display label | Manufacture |
| Total patents | 23 |
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 | 1 |
| 2018 | 6 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 4 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fixed scroll disk and scroll compressor having the same
US-11767844-B2 · Sep 26, 2023 · US
Device for driving a compressor and method for assembling the device
US-11713754-B2 · Aug 1, 2023 · US
Method and system with high speed motor and speed limited pump
US-2023113348-A1 · Apr 13, 2023 · US
Fluid equalisation for multiple compressors
US-11555495-B2 · Jan 17, 2023 · US
Fixed scroll disk and scroll compressor having the same
US-2022065245-A1 · Mar 3, 2022 · US
Fluid equalisation for multiple compressors
US-2021239119-A1 · Aug 5, 2021 · US
Compressor staking arrangement
US-10883519-B2 · Jan 5, 2021 · US
Device for driving a compressor and method for assembling the device
US-2020018300-A1 · Jan 16, 2020 · US
Fan arrangement with fan and toothed ring, and converter motor with fan arrangement
US-2019379256-A1 · Dec 12, 2019 · US
Housing and method of manufacturing the same
US-10138879-B2 · Nov 27, 2018 · US
Compressor Staking Arrangement And Method
US-2018252234-A1 · Sep 6, 2018 · US
Compact compression system with integral heat exchangers
US-10012107-B2 · Jul 3, 2018 · US
Compressor staking arrangement and method
US-9964122-B2 · May 8, 2018 · US
Vacuum pump rotor for a vacuum pump having a roots pumping mechanism
US-9920761-B2 · Mar 20, 2018 · US
Sealing member, scroll compressor including a sealing member and method for manufacturing a sealing member for a scroll compressor
US-9890861-B2 · Feb 13, 2018 · US
Scroll rotor mold, molding device, and method for manufacturing mold
US-9687906-B2 · Jun 27, 2017 · US
Sealing member, scroll compressor including a sealing member and method for manufacturing a sealing member for a scroll compressor
US-2016160859-A1 · Jun 9, 2016 · US
Stator inserts, methods of fabricating the same, and downhole motors incorporating the same
US-9347266-B2 · May 24, 2016 · US
Rotor for pump
US-2016097390-A1 · Apr 7, 2016 · US