Sealing ring gland and fuel pump including the same
US-12281629-B2 · Apr 22, 2025 · US
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Arrangements for driving regenerative pumps, i.e. side-channel pumps
Arrangements for driving regenerative pumps, i.e. side-channel 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 | F02M37/048 |
| Official title | {Arrangements for driving regenerative pumps, i.e. side-channel pumps} |
| Display label | Arrangements for driving regenerative pumps, i.e. side-channel pumps |
| Total patents | 15 |
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 | 2 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 5 |
| 2020 | 1 |
| 2021 | 1 |
| 2023 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Sealing ring gland and fuel pump including the same
US-2023296069-A1 · Sep 21, 2023 · US
Sealing ring gland and fuel pump including the same
US-11725616-B1 · Aug 15, 2023 · US
Self-limiting regenerative pumping element start stage for high speed centrifugal engine fuel pump and associated method
US-10907598-B2 · Feb 2, 2021 · US
Fluid pump with flow impedance member
US-10557479-B2 · Feb 11, 2020 · US
Self-limiting regenerative pumping element start stage for high speed centrifugal engine fuel pump and associated method
US-2019277233-A1 · Sep 12, 2019 · US
Fuel pump
US-10408219-B2 · Sep 10, 2019 · US
Fuel pump having electrically insulated bearings
US-10330108-B2 · Jun 25, 2019 · US
Fluid pump
US-2019107121-A1 · Apr 11, 2019 · US
Fluid pump with flow impedance member
US-10184475-B2 · Jan 22, 2019 · US
Fuel delivery pump
US-2018138775-A1 · May 17, 2018 · US
Fluid pump
US-2017023016-A1 · Jan 26, 2017 · US
Fuel pump
US-2016265495-A1 · Sep 15, 2016 · US
Fuel pump
US-2016230772-A1 · Aug 11, 2016 · US
Turbine fuel pump for vehicle
US-8979475-B2 · Mar 17, 2015 · US