Valve seat unit
US-12492753-B2 · Dec 9, 2025 · US
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Metals
Metals · 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 | F05C2201/00 |
| Official title | Metals |
| Display label | Metals |
| Total patents | 14 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2023 | 4 |
| 2024 | 2 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Screw pump and its components
US-2025361863-A1 · Nov 27, 2025 · US
Screw pump and its components
US-2025354549-A1 · Nov 20, 2025 · US
Valve seat unit
US-2025035216-A1 · Jan 30, 2025 · US
Linear compressor and planar spring assembly
US-12092092-B2 · Sep 17, 2024 · US
Rotary compressor
US-12031539-B2 · Jul 9, 2024 · US
Pump comprising an axially acting spring gasket
US-11808263-B2 · Nov 7, 2023 · US
Oil pump
US-11725655-B2 · Aug 15, 2023 · US
Linear compressor and planar spring assembly
US-2023213025-A1 · Jul 6, 2023 · US
Rotary compressor
US-2023067061-A1 · Mar 2, 2023 · US
Pump comprising an axially acting spring gasket
US-2021404466-A1 · Dec 30, 2021 · US
Oil pump
US-2020309122-A1 · Oct 1, 2020 · US
Composite supercharger rotors and methods of construction thereof
US-10208656-B2 · Feb 19, 2019 · US
Composite supercharger rotors and methods of construction thereof
US-2015252719-A1 · Sep 10, 2015 · US