Bearing seal assembly for electronic throttle control valve
US-10934946-B2 · Mar 2, 2021 · US
Sealing means for the axis of rotation
Sealing means for the axis of rotation · 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 | F16K1/2268 |
| Official title | {Sealing means for the axis of rotation} |
| Display label | Sealing means for the axis of rotation |
| Total patents | 91 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 11 |
| 2017 | 9 |
| 2018 | 10 |
| 2019 | 11 |
| 2020 | 10 |
| 2021 | 6 |
| 2022 | 6 |
| 2023 | 6 |
| 2024 | 6 |
| 2025 | 7 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Valve body insert apparatus and related methods
US-10844962-B2 · Nov 24, 2020 · US
Shouldered shaft with spherical thrust seat
US-10844963-B2 · Nov 24, 2020 · US
Valve with active seal and shaft blowout prevention device
US-10844964-B2 · Nov 24, 2020 · US
Variable exhaust valve assembly for vehicle
US-10794299-B2 · Oct 6, 2020 · US
Bonded seat with annular ribs
US-10794494-B2 · Oct 6, 2020 · US
Welding structure
US-2020290158-A1 · Sep 17, 2020 · US
EGR valve including seal ring
US-10704507-B2 · Jul 7, 2020 · US
Variable exhaust valve assembly for vehicle
US-2020049079-A1 · Feb 13, 2020 · US
Axial-seal butterfly valve
US-10550943-B2 · Feb 4, 2020 · US
Shouldered shaft with spherical thrust seat
US-2020011427-A1 · Jan 9, 2020 · US
Positive hub seal
US-10480660-B2 · Nov 19, 2019 · US
Piloted exhaust line valve and corresponding production method
US-2019323612-A1 · Oct 24, 2019 · US
Valve with active seal and shaft blowout prevention device
US-2019316684-A1 · Oct 17, 2019 · US
Bonded seat with annular ribs
US-2019309857-A1 · Oct 10, 2019 · US
Valve with active seal and shaft blowout prevention device
US-10378656-B2 · Aug 13, 2019 · US
Fluid control valve
US-10371264-B2 · Aug 6, 2019 · US
Valve device
US-10330025-B2 · Jun 25, 2019 · US
Butterfly valve
US-10323752-B2 · Jun 18, 2019 · US
Valve with active seal and shaft blowout prevention device
US-2019145526-A1 · May 16, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16K1/2268?
- CPC F16K1/2268 is the Cooperative Patent Classification code for “Sealing means for the axis of rotation.”
- How many patents are filed under CPC F16K1/2268 (Sealing means for the axis of rotation)?
- Our database includes 91 publications tagged with this CPC code.
- Is patent activity under CPC F16K1/2268 growing?
- Publication counts under this code: 6 in 2024 vs 7 in 2025 (latest complete years).