Regenerative blower
US-12331749-B2 · Jun 17, 2025 · US
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of regenerative pumps
of regenerative pumps · 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 | F05D2250/53 |
| Official title | of regenerative pumps |
| Display label | of regenerative pumps |
| Total patents | 9 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2018 | 2 |
| 2020 | 2 |
| 2022 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Regenerative blower
US-2025154956-A1 · May 15, 2025 · US
Regenerative blower
US-2022282733-A1 · Sep 8, 2022 · US
Regenerative blower
US-11371515-B2 · Jun 28, 2022 · US
Regenerative blower
US-2020309137-A1 · Oct 1, 2020 · US
Side-channel blower for an internal combustion engine, comprising a wide interrupting gap
US-10605270-B2 · Mar 31, 2020 · US
Multiple stage fuel pump
US-10119509-B2 · Nov 6, 2018 · US
Side-channel blower for an internal combustion engine, comprising a wide interrupting gap
US-2018017084-A1 · Jan 18, 2018 · US
Multiple stage fuel pump
US-2016123288-A1 · May 5, 2016 · US