Ball bearing
US-2026055791-A1 · Feb 26, 2026 · US
comb-shaped
comb-shaped · 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 | F16C33/41 |
| Official title | comb-shaped |
| Display label | comb-shaped |
| Total patents | 45 |
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 | 1 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 6 |
| 2020 | 3 |
| 2021 | 2 |
| 2022 | 6 |
| 2023 | 6 |
| 2024 | 4 |
| 2025 | 10 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Multiple guidance cage for a bearing
US-12497998-B2 · Dec 16, 2025 · US
Multiple guidance cage for a bearing
US-2025224001-A1 · Jul 10, 2025 · US
Cage and deep groove ball bearing
US-2025188991-A1 · Jun 12, 2025 · US
Optimized ball bearing with features for improved lubrication
US-2025137490-A1 · May 1, 2025 · US
Optimized ball bearing with features for mass reduction and improved lubrication
US-2025137485-A1 · May 1, 2025 · US
Oil collecting bushing for bearing and transmission
US-12264708-B2 · Apr 1, 2025 · US
Retainer
US-12247620-B2 · Mar 11, 2025 · US
Crown-shaped retainer for ball bearing and ball bearing
US-12209613-B2 · Jan 28, 2025 · US
Retainer
US-2025020166-A1 · Jan 16, 2025 · US
Bearing unit with retaining cage
US-2025012323-A1 · Jan 9, 2025 · US
Bearing for strain wave gearing
US-2024418215-A1 · Dec 19, 2024 · US
Angular contact ball bearing and bearing device for vehicle wheel
US-11965551-B2 · Apr 23, 2024 · US
Bearing unit having a high-performance retention device
US-2024077110-A1 · Mar 7, 2024 · US
Ball bearing
US-2024026922-A1 · Jan 25, 2024 · US
Oil collecting bushing for bearing and transmission
US-2023392646-A1 · Dec 7, 2023 · US
Bearing unit having a high-performance retention device
US-11835091-B2 · Dec 5, 2023 · US
Ball bearing
US-11828328-B2 · Nov 28, 2023 · US
Rolling bearing
US-2023358278-A1 · Nov 9, 2023 · US
Deep groove ball bearing and differential
US-11614121-B2 · Mar 28, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16C33/41?
- CPC F16C33/41 is the Cooperative Patent Classification code for “comb-shaped.”
- How many patents are filed under CPC F16C33/41 (comb-shaped)?
- Our database includes 45 publications tagged with this CPC code.
- Is patent activity under CPC F16C33/41 growing?
- Publication counts under this code: 4 in 2024 vs 10 in 2025 (latest complete years).