Fluid separation for an anodizing process
US-2024247392-A1 · Jul 25, 2024 · US
Mechanical Engineering
Mechanical Engineering · 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 | F16D69/02 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 211 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 15 |
| 2017 | 21 |
| 2018 | 31 |
| 2019 | 27 |
| 2020 | 26 |
| 2021 | 19 |
| 2022 | 18 |
| 2023 | 18 |
| 2024 | 12 |
| 2025 | 9 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Friction material, in particular for the manufacturing of a brake pad, and associated preparation methods
US-10156276-B2 · Dec 18, 2018 · US
Rapid ceramic matrix composite fabrication of aircraft brakes via field assisted sintering
US-2018335099-A1 · Nov 22, 2018 · US
Porous titanate compound particles and method for producing same
US-10106464-B2 · Oct 23, 2018 · US
Back-plate composition, back plate, brake pad, and caliper device
US-10100886-B2 · Oct 16, 2018 · US
New iron-based composite powder
US-2018272423-A1 · Sep 27, 2018 · US
Method of Making a Reinforced Friction Material
US-2018169909-A1 · Jun 21, 2018 · US
Method and plant for the thermal treatment of friction elements, in particular brake pads
US-2018142954-A1 · May 24, 2018 · US
Friction material
US-2018119764-A1 · May 3, 2018 · US
Wet friction materials including calcium silicate
US-9915331-B2 · Mar 13, 2018 · US
Thermally-conductive hot press assembly
US-9914275-B1 · Mar 13, 2018 · US
Method and plant for carrying out thermal treatments of braking elements, in particular brake pads
US-9879913-B2 · Jan 30, 2018 · US
Brake pad
US-2017363161-A1 · Dec 21, 2017 · US
Brake pad
US-2017363160-A1 · Dec 21, 2017 · US
Latex for friction member use and friction member
US-2017355854-A1 · Dec 14, 2017 · US
Porous titanate compound particles and method for producing same
US-2017291855-A1 · Oct 12, 2017 · US
Friction material
US-2017254378-A1 · Sep 7, 2017 · US
Pressure plate with phase change material
US-2017234389-A1 · Aug 17, 2017 · US
Friction ring and method for producing same
US-9718093-B2 · Aug 1, 2017 · US
Bi-layer iron coating of lightweight metallic substrate
US-2017204920-A1 · Jul 20, 2017 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16D69/02?
- CPC F16D69/02 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F16D69/02 (Mechanical Engineering)?
- Our database includes 211 publications tagged with this CPC code.
- Is patent activity under CPC F16D69/02 growing?
- Publication counts under this code: 12 in 2024 vs 9 in 2025 (latest complete years).