Cylinder device
US-10520087-B2 · Dec 31, 2019 · US
Running faces; Liners
Running faces; Liners · 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 | F16J10/04 |
| Official title | Running faces; Liners |
| Display label | Running faces; Liners |
| Total patents | 151 |
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 | 18 |
| 2017 | 16 |
| 2018 | 16 |
| 2019 | 18 |
| 2020 | 21 |
| 2021 | 20 |
| 2022 | 7 |
| 2023 | 10 |
| 2024 | 7 |
| 2025 | 9 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hammer having composite piston sleeve
US-10344861-B2 · Jul 9, 2019 · US
Cylinder liner for an internal combustion engine
US-10294885-B2 · May 21, 2019 · US
Cutting edge configuration of cutting tool
US-10155268-B2 · Dec 18, 2018 · US
Method for remanufacturing an engine block
US-2018347505-A1 · Dec 6, 2018 · US
Piston ring
US-10100929-B2 · Oct 16, 2018 · US
Housing Having a Cylindrical Insert Sealed Against the Housing
US-2018266407-A1 · Sep 20, 2018 · US
Internal combustion engine and method for producing a crankcase and/or a cylinder liner for an internal combustion engine
US-2018251880-A1 · Sep 6, 2018 · US
Method and apparatus for repairing cylinder liners
US-10060529-B2 · Aug 28, 2018 · US
Combination of cylinder and piston ring
US-10036345-B2 · Jul 31, 2018 · US
Running set, piston bushing and engine block
US-10006545-B2 · Jun 26, 2018 · US
Damper
US-2018149228-A1 · May 31, 2018 · US
Cylinder bore with surface characteristics for improved tribological properties, and method
US-2018087468-A1 · Mar 29, 2018 · US
Sliding assembly
US-9915220-B2 · Mar 13, 2018 · US
Method for coating a cylinder of an internal combustion engine, and cylinder for an internal combustion engine
US-2018066349-A1 · Mar 8, 2018 · US
Engine having shearing resistance reduction patterns
US-2018066602-A1 · Mar 8, 2018 · US
Hammer having piston sleeve with spiral grooves
US-9909666-B2 · Mar 6, 2018 · US
Arrangement for an internal combustion engine
US-2018051648-A1 · Feb 22, 2018 · US
Functionally Optimized Design of a Cylinder Liner
US-2018010549-A1 · Jan 11, 2018 · US
Cylinder device
US-2017363208-A1 · Dec 21, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16J10/04?
- CPC F16J10/04 is the Cooperative Patent Classification code for “Running faces; Liners.”
- How many patents are filed under CPC F16J10/04 (Running faces; Liners)?
- Our database includes 151 publications tagged with this CPC code.
- Is patent activity under CPC F16J10/04 growing?
- Publication counts under this code: 7 in 2024 vs 9 in 2025 (latest complete years).