Shut-off valve
US-12025009-B2 · Jul 2, 2024 · US
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having stationary cylinders
having stationary cylinders · 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 | F01B3/0002 |
| Official title | {having stationary cylinders} |
| Display label | having stationary cylinders |
| Total patents | 19 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2018 | 4 |
| 2019 | 3 |
| 2020 | 4 |
| 2021 | 3 |
| 2023 | 2 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Shut-off valve
US-2023175399-A1 · Jun 8, 2023 · US
Pump having a passage extending between a cam plate oil reservoir and a bearing oil reservoir
US-11668297-B2 · Jun 6, 2023 · US
Pump with symmetrical mounting holes for asymmetrical mounting arrangement
US-11092146-B2 · Aug 17, 2021 · US
Dynamic lubrication for a pump
US-2021156378-A1 · May 27, 2021 · US
Pump with symmetrical mounting holes for asymmetrical mounting arrangement
US-2021156377-A1 · May 27, 2021 · US
Cylinder block and swash plate type liquid-pressure rotating apparatus including same
US-10794185-B2 · Oct 6, 2020 · US
Axial piston machine
US-10669983-B2 · Jun 2, 2020 · US
Axial piston machine
US-10612513-B2 · Apr 7, 2020 · US
Opposed-piston engine
US-2020063559-A1 · Feb 27, 2020 · US
Axial piston machine with outlet control
US-10451027-B2 · Oct 22, 2019 · US
Cylinder block and swash plate type liquid-pressure rotating apparatus including same
US-2019264564-A1 · Aug 29, 2019 · US
Barrel cam driven reciprocating pump
US-2019063413-A1 · Feb 28, 2019 · US
Axial piston machine
US-2018135413-A1 · May 17, 2018 · US
Axial piston machine with outlet control
US-2018058421-A1 · Mar 1, 2018 · US
Axial piston machine
US-2018045172-A1 · Feb 15, 2018 · US
Axial piston machine
US-2018045171-A1 · Feb 15, 2018 · US
Hydraulic apparatus having an improved structure for its commissioning
US-9518466-B2 · Dec 13, 2016 · US
Hydraulic apparatus having an improved structure for its commissioning
US-2015247404-A1 · Sep 3, 2015 · US