Friction clutch assemblies
US-9217476-B2 · Dec 22, 2015 · US
Mechanical Engineering · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F02B67/06 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 753 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 66 |
| 2016 | 59 |
| 2017 | 74 |
| 2018 | 87 |
| 2019 | 94 |
| 2020 | 108 |
| 2021 | 74 |
| 2022 | 65 |
| 2023 | 56 |
| 2024 | 40 |
| 2025 | 24 |
| 2026 | 6 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-9217476-B2 · Dec 22, 2015 · US
US-2015345597-A1 · Dec 3, 2015 · US
US-2015345619-A1 · Dec 3, 2015 · US
US-2015330482-A1 · Nov 19, 2015 · US
US-9182015-B2 · Nov 10, 2015 · US
US-9181989-B2 · Nov 10, 2015 · US
US-2015316138-A1 · Nov 5, 2015 · US
US-9175727-B2 · Nov 3, 2015 · US
US-2015308334-A1 · Oct 29, 2015 · US
US-2015308545-A1 · Oct 29, 2015 · US
US-9169904-B2 · Oct 27, 2015 · US
US-2015285317-A1 · Oct 8, 2015 · US
US-2015275751-A1 · Oct 1, 2015 · US
US-2015275706-A1 · Oct 1, 2015 · US
US-9145829-B2 · Sep 29, 2015 · US
US-2015270047-A1 · Sep 24, 2015 · US
US-2015267577-A1 · Sep 24, 2015 · US
US-9133762-B2 · Sep 15, 2015 · US
US-2015252885-A1 · Sep 10, 2015 · US
US-2015252884-A1 · Sep 10, 2015 · US
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