Cage for rolling element bearings
US-2025075739-A1 · Mar 6, 2025 · US
Coatings
Coatings · 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 | F16C33/445 |
| Official title | {Coatings} |
| Display label | Coatings |
| Total patents | 36 |
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 | 6 |
| 2017 | 8 |
| 2018 | 3 |
| 2019 | 4 |
| 2020 | 1 |
| 2021 | 5 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Composite material cage for a rolling bearing
US-2024247687-A1 · Jul 25, 2024 · US
Bearing element for a bearing unit, and bearing unit with an increased life
US-2023340996-A1 · Oct 26, 2023 · US
An aluminum alloy cage and a processing method of the aluminum alloy cage
US-2022205485-A1 · Jun 30, 2022 · US
Coating mask and coating device
US-11298715-B2 · Apr 12, 2022 · US
Rolling bearing, wheel support device, and wind power generation rotor shaft support device
US-2021317877-A1 · Oct 14, 2021 · US
Bearing including a coating including an integrated nanosensor
US-2021239161-A1 · Aug 5, 2021 · US
Coating mask and coating device
US-2021213476-A1 · Jul 15, 2021 · US
Insulating Device for a Bearing
US-2021164518-A1 · Jun 3, 2021 · US
Electroplated component of a rolling element bearing
US-10995797-B2 · May 4, 2021 · US
Deep groove ball bearing
US-2020271155-A1 · Aug 27, 2020 · US
Electric motor and electric power steering device using same
US-10312768-B2 · Jun 4, 2019 · US
Rolling bearing, rotating machine element, and solid-film formation method
US-10288120-B2 · May 14, 2019 · US
Rolling bearing retainer and rolling bearing
US-2019093706-A1 · Mar 28, 2019 · US
Electroplated component of a rolling element bearing
US-2019024715-A1 · Jan 24, 2019 · US
Rolling bearing, machine element, and solid-film formation method
US-10151349-B2 · Dec 11, 2018 · US
Rolling bearing
US-10132358-B2 · Nov 20, 2018 · US
Lubrication for an expendable bearing
US-9964152-B2 · May 8, 2018 · US
Electrical insulated bearing
US-9850951-B2 · Dec 26, 2017 · US
Rolling Bearing, Rotating Machine Element, and Solid-Film Formation Method
US-2017356499-A1 · Dec 14, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16C33/445?
- CPC F16C33/445 is the Cooperative Patent Classification code for “Coatings.”
- How many patents are filed under CPC F16C33/445 (Coatings)?
- Our database includes 36 publications tagged with this CPC code.
- Is patent activity under CPC F16C33/445 growing?
- Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).