Bearing cage
US-12467502-B2 · Nov 11, 2025 · US
made from metal, e.g. cast or machined window cages
made from metal, e.g. cast or machined window cages · 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 | F16C33/385 |
| Official title | {made from metal, e.g. cast or machined window cages} |
| Display label | made from metal, e.g. cast or machined window cages |
| Total patents | 40 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 1 |
| 2017 | 4 |
| 2018 | 6 |
| 2019 | 3 |
| 2020 | 6 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 5 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Bearing unit with retention cage
US-2025283508-A1 · Sep 11, 2025 · US
Insert for rolling bearing
US-12188520-B2 · Jan 7, 2025 · US
Bearing cage assembly with one-piece annular retainer
US-11828329-B2 · Nov 28, 2023 · US
Insert for rolling bearing
US-2023287932-A1 · Sep 14, 2023 · US
Roller bearing, wind turbine and method for controlling same
US-11709106-B2 · Jul 25, 2023 · US
Bearing cage assembly with one-piece annular retainer
US-2023220878-A1 · Jul 13, 2023 · US
Bearing cage
US-2023220877-A1 · Jul 13, 2023 · US
Bearing unit provided with a retention device having optimized lubrication
US-2022260117-A1 · Aug 18, 2022 · US
Ring for a connection element, a connection element and corresponding manufacturing method
US-11389870-B2 · Jul 19, 2022 · US
An aluminum alloy cage and a processing method of the aluminum alloy cage
US-2022205485-A1 · Jun 30, 2022 · US
Ring for a connection element, a connection element and corresponding manufacturing method
US-2021213520-A1 · Jul 15, 2021 · US
Double butterfly cage for a ball bearing and method of fabricating a double butterfly cage for a ball bearing
US-10900523-B2 · Jan 26, 2021 · US
Double butterfly cage for a ball bearing and method of fabricating a double butterfly cage for a ball bearing
US-2020408259-A1 · Dec 31, 2020 · US
Rolling bearing and bearing structure including same
US-10871191-B2 · Dec 22, 2020 · US
Roller bearing, wind turbine and method for controlling same
US-2020326251-A1 · Oct 15, 2020 · US
Bearing retainer, bearing and associated method
US-10605307-B1 · Mar 31, 2020 · US
Method for producing a cage of a roller bearing
US-10532393-B2 · Jan 14, 2020 · US
Rolling bearing and bearing structure including same
US-2020011378-A1 · Jan 9, 2020 · US
Angular contact ball bearing cage
US-10247240-B2 · Apr 2, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16C33/385?
- CPC F16C33/385 is the Cooperative Patent Classification code for “made from metal, e.g. cast or machined window cages.”
- How many patents are filed under CPC F16C33/385 (made from metal, e.g. cast or machined window cages)?
- Our database includes 40 publications tagged with this CPC code.
- Is patent activity under CPC F16C33/385 growing?
- Publication counts under this code: 5 in 2023 vs 3 in 2025 (latest complete years).