Rotary compressor
US-11530612-B2 · Dec 20, 2022 · US
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the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation
the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation · 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 | F01C1/3441 |
| Official title | {the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation} |
| Display label | the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation |
| Total patents | 9 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Rotary compressor
US-2021301818-A1 · Sep 30, 2021 · US
Oil-less pneumatic motor having graphite vanes formed with beveled edges, off-standing flanges, and rounded corners
US-11072028-B2 · Jul 27, 2021 · US
Reversing mechanism for a power tool
US-10590770-B2 · Mar 17, 2020 · US
Oil-less Pneumatic Motor
US-2019262909-A1 · Aug 29, 2019 · US
Hydrostatic positive displacement machine
US-10041350-B2 · Aug 7, 2018 · US
Reversing Mechanism for a Power Tool
US-2016258291-A1 · Sep 8, 2016 · US
Hydrostatic Positive Displacement Machine
US-2016115792-A1 · Apr 28, 2016 · US
Small molecule inhibitors of AGBL2
US-9199918-B2 · Dec 1, 2015 · US