Centrifugal pump assembly
US-2022341436-A1 · Oct 27, 2022 · US
of the vertically split casing type
of the vertically split casing type · 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 | F04D1/063 |
| Official title | {of the vertically split casing type} |
| Display label | of the vertically split casing type |
| Total patents | 85 |
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 | 4 |
| 2016 | 5 |
| 2017 | 10 |
| 2018 | 7 |
| 2019 | 11 |
| 2020 | 9 |
| 2021 | 9 |
| 2022 | 8 |
| 2023 | 7 |
| 2024 | 9 |
| 2025 | 2 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Diffuser anti-rotation system and apparatus
US-11339789-B2 · May 24, 2022 · US
Balancing axial thrust in submersible well pumps
US-2022090602-A1 · Mar 24, 2022 · US
Spring biased pump stage stack for submersible well pump assembly
US-11242856-B2 · Feb 8, 2022 · US
Pump with a wear ring
US-11236750-B2 · Feb 1, 2022 · US
Thrust Runner For Abrasion Resistant Bearing of Centrifugal Pump
US-2021348613-A1 · Nov 11, 2021 · US
Rack and row-scale cooling
US-11152283-B2 · Oct 19, 2021 · US
Non-welded suction chamber for surface pumping systems
US-11092164-B2 · Aug 17, 2021 · US
Pump
US-2021180613-A1 · Jun 17, 2021 · US
Centralizing features in electrical submersible pump
US-2021140436-A1 · May 13, 2021 · US
Shredding assembly for a grinder pump and centrifugal grinder pump
US-10947979-B2 · Mar 16, 2021 · US
Abrasion resistant inserts in centrifugal well pump stages
US-10941779-B2 · Mar 9, 2021 · US
Press-fit thrust bearing system and apparatus
US-10907643-B2 · Feb 2, 2021 · US
Multistage pump
US-10900495-B2 · Jan 26, 2021 · US
Hollow element manufacturing method and rotary machine manufacturing method
US-10837071-B2 · Nov 17, 2020 · US
Centrifugal turbo machinery
US-10801520-B2 · Oct 13, 2020 · US
Anti-swirl rib system for a pump
US-10738794-B2 · Aug 11, 2020 · US
Balancing axial thrust in submersible well pumps
US-2020248695-A1 · Aug 6, 2020 · US
Pump with a wear ring
US-2020232467-A1 · Jul 23, 2020 · US
Pump assembly
US-2020200189-A1 · Jun 25, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04D1/063?
- CPC F04D1/063 is the Cooperative Patent Classification code for “of the vertically split casing type.”
- How many patents are filed under CPC F04D1/063 (of the vertically split casing type)?
- Our database includes 85 publications tagged with this CPC code.
- Is patent activity under CPC F04D1/063 growing?
- Publication counts under this code: 9 in 2024 vs 2 in 2025 (latest complete years).