Manhattan dual FDGS aux pump design
US-10161408-B2 · Dec 25, 2018 · US
especially adapted for liquid pumps
especially adapted for liquid 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 | F04D29/061 |
| Official title | {especially adapted for liquid pumps} |
| Display label | especially adapted for liquid pumps |
| Total patents | 221 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 14 |
| 2016 | 13 |
| 2017 | 18 |
| 2018 | 20 |
| 2019 | 24 |
| 2020 | 19 |
| 2021 | 28 |
| 2022 | 24 |
| 2023 | 20 |
| 2024 | 22 |
| 2025 | 14 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fan module with variable pitch blades
US-2018335046-A1 · Nov 22, 2018 · US
Unitary thick diamond composite downhole tool components
US-2018328365-A1 · Nov 15, 2018 · US
Integrated Heat Exchanger and Thrust Bearing Base
US-2018313359-A1 · Nov 1, 2018 · US
Turbo machine
US-10066634-B2 · Sep 4, 2018 · US
Orifice plate bearing lubrication system
US-2018231058-A1 · Aug 16, 2018 · US
Multiphase pump
US-2018231013-A1 · Aug 16, 2018 · US
Centrifugal pump assemblies having an axial flux electric motor and methods of assembly thereof
US-2018216622-A1 · Aug 2, 2018 · US
Mechanical barrier fluid pressure regulation for subsea systems
US-2018209425-A1 · Jul 26, 2018 · US
One-Piece Labyrinth Disc Chamber For Centrifugal Well Pump
US-2018187691-A1 · Jul 5, 2018 · US
Well optimization using downhole blower system
US-2018179867-A1 · Jun 28, 2018 · US
Below motor equalizer of electrical submersible pump and method for connecting
US-9995118-B2 · Jun 12, 2018 · US
Wet pump with fluid flow path for excluding particulates
US-2018116484-A1 · May 3, 2018 · US
Thrust bearings for centrifugal pumps
US-2018100513-A1 · Apr 12, 2018 · US
Thrust bearings for centrifugal pumps
US-9874216-B2 · Jan 23, 2018 · US
Plain bearing and pump
US-2017350407-A1 · Dec 7, 2017 · US
Turbo compressor and turbo refrigerator
US-9822789-B2 · Nov 21, 2017 · US
Bearing for a pump and method of retrofitting a bearing for a pump
US-2017328411-A1 · Nov 16, 2017 · US
Isolated thrust chamber for esp seal section
US-2017321711-A1 · Nov 9, 2017 · US
Subsea process lubricated water injection pump
US-2017306966-A1 · Oct 26, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04D29/061?
- CPC F04D29/061 is the Cooperative Patent Classification code for “especially adapted for liquid pumps.”
- How many patents are filed under CPC F04D29/061 (especially adapted for liquid pumps)?
- Our database includes 221 publications tagged with this CPC code.
- Is patent activity under CPC F04D29/061 growing?
- Publication counts under this code: 22 in 2024 vs 14 in 2025 (latest complete years).