Cover, fluid end and plunger pump
US-12044234-B2 · Jul 23, 2024 · US
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Cylindrical distribution members
Cylindrical distribution members · 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 | F04B1/184 |
| Official title | Cylindrical distribution members |
| Display label | Cylindrical distribution members |
| Total patents | 7 |
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 | 2 |
| 2018 | 1 |
| 2020 | 1 |
| 2023 | 1 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cover, fluid end and plunger pump
US-2023138582-A1 · May 4, 2023 · US
High pressure pumps having a check valve keeper and associated systems and methods
US-10808688-B1 · Oct 20, 2020 · US
Hydraulic arrangement
US-10145366-B2 · Dec 4, 2018 · US
Piston type compressor
US-9470224-B2 · Oct 18, 2016 · US
Hydraulic arrangement
US-2016230761-A1 · Aug 11, 2016 · US
Positive-displacement pump including a pressure absorber
US-9121396-B2 · Sep 1, 2015 · US