Heel control seal gland for disc brake piston seals
US-2026071662-A1 · Mar 12, 2026 · US
self-acting in one direction · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F16D65/74 |
| Official title | self-acting in one direction |
| Display label | self-acting in one direction |
| Total patents | 19 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 2 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 2 |
| 2026 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2026071662-A1 · Mar 12, 2026 · US
US-2026002570-A1 · Jan 1, 2026 · US
US-12145561-B2 · Nov 19, 2024 · US
US-12139119-B2 · Nov 12, 2024 · US
US-11619274-B2 · Apr 4, 2023 · US
US-2023096418-A1 · Mar 30, 2023 · US
US-11572925-B2 · Feb 7, 2023 · US
US-2022333658-A1 · Oct 20, 2022 · US
US-11428284-B2 · Aug 30, 2022 · US
US-2022186802-A1 · Jun 16, 2022 · US
US-10895297-B2 · Jan 19, 2021 · US
US-2020217379-A1 · Jul 9, 2020 · US
US-2019024740-A1 · Jan 24, 2019 · US
US-2019024741-A1 · Jan 24, 2019 · US
US-9739325-B2 · Aug 22, 2017 · US
US-9593729-B2 · Mar 14, 2017 · US
US-2016312845-A1 · Oct 27, 2016 · US
US-2016176518-A1 · Jun 23, 2016 · US
US-2016169309-A1 · Jun 16, 2016 · US