Portable fan, drive circuit, handheld fan, and neck fan
US-2026043411-A1 · Feb 12, 2026 · US
Spherical bearings
Spherical bearings · 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 | F04D29/0467 |
| Official title | {Spherical bearings} |
| Display label | Spherical bearings |
| Total patents | 59 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 7 |
| 2017 | 8 |
| 2018 | 6 |
| 2019 | 7 |
| 2020 | 6 |
| 2021 | 3 |
| 2022 | 2 |
| 2023 | 6 |
| 2024 | 3 |
| 2025 | 7 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Portable fan, drive circuit, handheld fan, and neck fan
US-12523231-B2 · Jan 13, 2026 · US
Fluid pump
US-12485270-B2 · Dec 2, 2025 · US
Valve-integrated electric water pump
US-12467477-B2 · Nov 11, 2025 · US
Modular fluid pump for use in diverse applications
US-2025343455-A1 · Nov 6, 2025 · US
Modular fluid pump for use in diverse applications
US-12395022-B2 · Aug 19, 2025 · US
Blood pump shaft bearing
US-2025229078-A1 · Jul 17, 2025 · US
Blood pump shaft bearing
US-12290676-B2 · May 6, 2025 · US
Portable fan, drive circuit, handheld fan, and neck fan
US-2025052250-A1 · Feb 13, 2025 · US
Rotor bearing system
US-2024277998-A1 · Aug 22, 2024 · US
Valve-integrated electric water pump
US-2024200573-A1 · Jun 20, 2024 · US
Rotor bearing system
US-12005248-B2 · Jun 11, 2024 · US
Axial sliding bearing arrangement for a pump impeller of a radial pump and a radial pump comprising the axial sliding bearing arrangement
US-11841029-B2 · Dec 12, 2023 · US
Fluid pump
US-2023321427-A1 · Oct 12, 2023 · US
Modular fluid pump for use in diverse applications
US-2023299634-A1 · Sep 21, 2023 · US
Blood-immersed bearing system for a blood pump
US-11672968-B2 · Jun 13, 2023 · US
Blood pump shaft bearing
US-2023158290-A1 · May 25, 2023 · US
Blood pump shaft bearing
US-11565103-B2 · Jan 31, 2023 · US
Fluid pump
US-2022088370-A1 · Mar 24, 2022 · US
Axial sliding bearing arrangement for a pump impeller of a radial pump and a radial pump comprising the axial sliding bearing arrangement
US-2022049713-A1 · Feb 17, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04D29/0467?
- CPC F04D29/0467 is the Cooperative Patent Classification code for “Spherical bearings.”
- How many patents are filed under CPC F04D29/0467 (Spherical bearings)?
- Our database includes 59 publications tagged with this CPC code.
- Is patent activity under CPC F04D29/0467 growing?
- Publication counts under this code: 3 in 2024 vs 7 in 2025 (latest complete years).