Bail driven stale fuel evacuation
US-11591989-B2 · Feb 28, 2023 · US
Arrangements for driving rotary positive-displacement pumps
Arrangements for driving rotary positive-displacement 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 | F02M37/045 |
| Official title | {Arrangements for driving rotary positive-displacement pumps} |
| Display label | Arrangements for driving rotary positive-displacement pumps |
| Total patents | 25 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 7 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 3 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fuel pump driven by an electric motor
US-11441523-B1 · Sep 13, 2022 · US
Fuel pump unit
US-11441522-B2 · Sep 13, 2022 · US
Dual compressor turbocharger
US-11274673-B2 · Mar 15, 2022 · US
Bail driven stale fuel evacuation
US-2021190016-A1 · Jun 24, 2021 · US
Bail driven stale fuel evacuation
US-11008978-B2 · May 18, 2021 · US
Fuel system for diesel engines using carbonaceous aqueous slurry and emulsion fuels
US-10989121-B2 · Apr 27, 2021 · US
Bail driven stale fuel evacuation
US-2020284225-A1 · Sep 10, 2020 · US
Fuel system for diesel engines using carbonaceous aqueous slurry and emulsion fuels
US-2019338712-A1 · Nov 7, 2019 · US
Dual compressor turbocharger
US-10378549-B2 · Aug 13, 2019 · US
Reduction of cavitation in fuel pumps
US-2019178245-A1 · Jun 13, 2019 · US
Fuel pump
US-10233881-B2 · Mar 19, 2019 · US
Evaporation leakage checking system and checking method of evaporation leakage using the same
US-10234356-B2 · Mar 19, 2019 · US
Fuel pump unit
US-2018363607-A1 · Dec 20, 2018 · US
Fuel consumption-measuring system and method for measuring the fuel consumption of an internal combustion engine
US-10094345-B2 · Oct 9, 2018 · US
Fuel pump
US-2018142653-A1 · May 24, 2018 · US
Fuel pump having pulsation dampening branch flow paths
US-9835159-B2 · Dec 5, 2017 · US
Fluid pump
US-9835152-B2 · Dec 5, 2017 · US
Evaporation leakage checking system and checking method of evaporation leakage using the same
US-2017328806-A1 · Nov 16, 2017 · US
Dual Compressor Turbocharger
US-2017241425-A1 · Aug 24, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02M37/045?
- CPC F02M37/045 is the Cooperative Patent Classification code for “Arrangements for driving rotary positive-displacement pumps.”
- How many patents are filed under CPC F02M37/045 (Arrangements for driving rotary positive-displacement pumps)?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC F02M37/045 growing?
- Publication counts under this code: 3 in 2022 vs 1 in 2023 (latest complete years).